Alexion Pharmaceuticals, Inc.

Entity
Company
Industry
Pharmaceutical Preparations (Office Of Life Sciences)
Business address
121 Seaport Boulevard, 02210 Boston, MA
Phone
4752302596
State of incorporation
DE
Fiscal year end
December 31
Category
Large accelerated filer
All SEC filings
View on sec.gov
⭐ Add to watchlist ⭐
Get insider transactions for this issuer
Alexion Pharmaceuticals, Inc. has filed 2,112 SEC EDGAR filings since 6/13/1996

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
SC TO-T/A Open Document Open Filing SC TO-T/A Nov 16, 2022
SC TO-T Open Document Open Filing SC TO-T Oct 18, 2022
SC TO-C Open Document Open Filing SC TO-C Oct 3, 2022
SC 13G/A Open Document Open Filing Aug 9, 2021 005-47771
15-12G Open Document Open Filing 15-12G Aug 2, 2021 000-27756
EFFECT Open Document Open Filing Jul 23, 2021 333-59702
EFFECT Open Document Open Filing Jul 23, 2021 333-52886
EFFECT Open Document Open Filing Jul 23, 2021 333-47645
EFFECT Open Document Open Filing Jul 23, 2021 333-41397
EFFECT Open Document Open Filing Jul 23, 2021 333-36738
EFFECT Open Document Open Filing Jul 23, 2021 333-29617
EFFECT Open Document Open Filing Jul 23, 2021 333-226838
EFFECT Open Document Open Filing Jul 23, 2021 333-204426
EFFECT Open Document Open Filing Jul 23, 2021 333-123828
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-139600
POS AM Open Document Open Filing S-3 Jul 22, 2021 333-226838
POS AM Open Document Open Filing POS AM Jul 22, 2021 333-123828
POS AM Open Document Open Filing POS AM Jul 22, 2021 333-59702
POS AM Open Document Open Filing POS AM Jul 22, 2021 333-52886
POS AM Open Document Open Filing POS AM Jul 22, 2021 333-36738
POS AM Open Document Open Filing POS AM Jul 22, 2021 333-47645
POS AM Open Document Open Filing FORM S-3 Jul 22, 2021 333-41397
POS AM Open Document Open Filing POS AM Jul 22, 2021 333-29617
POS AM Open Document Open Filing POS AM Jul 22, 2021 333-204426
S-8 POS Open Document Open Filing FORM S-8 Jul 22, 2021 333-24863
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-71879
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-71985
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-52856
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-69478
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-106854
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-119749
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-204426
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-217905
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-123212
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-146319
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-153612
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-205379
S-8 POS Open Document Open Filing S-8 POS Jul 22, 2021 333-240210
8-K Open Document | Data Open Filing FORM 8-K Jul 22, 2021 Jul 21, 2021 000-27756
25-NSE Open Document Open Filing Jul 21, 2021 000-27756
8-K Open Document | Data Open Filing 8-K Jul 20, 2021 Jul 20, 2021 000-27756
4 Open Document Open Filing FORM 4 Jul 16, 2021 Jul 14, 2021
4 Open Document Open Filing FORM 4 Jul 16, 2021 Jul 14, 2021
4 Open Document Open Filing FORM 4 Jul 16, 2021 Jul 14, 2021
4 Open Document Open Filing FORM 4 Jul 16, 2021 Jul 14, 2021
4 Open Document Open Filing FORM 4 Jul 16, 2021 Jul 14, 2021
4 Open Document Open Filing FORM 4 Jul 16, 2021 Jul 14, 2021
4 Open Document Open Filing FORM 4 Jul 16, 2021 Jul 14, 2021
4 Open Document Open Filing FORM 4 Jul 16, 2021 Jul 14, 2021
425 Open Document Open Filing 425 Jul 14, 2021 000-27756
425 Open Document Open Filing 425 Jul 14, 2021 000-27756
425 Open Document Open Filing 425 Jul 6, 2021 000-27756
425 Open Document Open Filing 425 Jul 6, 2021 000-27756
425 Open Document Open Filing 425 Jun 30, 2021 000-27756
4 Open Document Open Filing FORM 4 Jun 9, 2021 Jun 8, 2021
4 Open Document Open Filing FORM 4 Jun 9, 2021 Jun 8, 2021
4 Open Document Open Filing FORM 4 Jun 9, 2021 Jun 8, 2021
425 Open Document Open Filing 425 Jun 4, 2021 000-27756
425 Open Document Open Filing 425 Jun 4, 2021 000-27756
425 Open Document Open Filing 425 May 27, 2021 000-27756
4 Open Document Open Filing FORM 4 May 24, 2021 May 20, 2021
4 Open Document Open Filing FORM 4 May 24, 2021 May 20, 2021
4 Open Document Open Filing FORM 4 May 24, 2021 May 20, 2021
4 Open Document Open Filing FORM 4 May 24, 2021 May 20, 2021
4 Open Document Open Filing FORM 4 May 24, 2021 May 20, 2021
4 Open Document Open Filing FORM 4 May 24, 2021 May 20, 2021
4 Open Document Open Filing FORM 4 May 24, 2021 May 20, 2021
4 Open Document Open Filing FORM 4 May 24, 2021 May 20, 2021
425 Open Document Open Filing 425 May 24, 2021 000-27756
425 Open Document Open Filing 425 May 13, 2021 000-27756
8-K/A Open Document | Data Open Filing 8-K/A May 13, 2021 May 11, 2021 000-27756
425 Open Document Open Filing 425 May 11, 2021 000-27756
8-K Open Document | Data Open Filing 8-K May 11, 2021 May 11, 2021 000-27756
425 Open Document Open Filing 425 May 7, 2021 000-27756
425 Open Document Open Filing 425 May 7, 2021 000-27756
425 Open Document Open Filing 425 May 6, 2021 000-27756
425 Open Document Open Filing 425 May 5, 2021 000-27756
425 Open Document Open Filing 425 May 4, 2021 000-27756
8-K Open Document | Data Open Filing 8-K May 4, 2021 May 4, 2021 000-27756
425 Open Document Open Filing 425 Apr 30, 2021 000-27756
425 Open Document Open Filing 425 Apr 30, 2021 000-27756
425 Open Document Open Filing 425 Apr 30, 2021 000-27756
425 Open Document Open Filing 425 Apr 30, 2021 000-27756
10-Q Open Document | Data Open Filing 10-Q Apr 30, 2021 Mar 31, 2021 000-27756
8-K Open Document | Data Open Filing 8-K Apr 30, 2021 Apr 30, 2021 000-27756
425 Open Document Open Filing 425 Apr 29, 2021 000-27756
425 Open Document Open Filing 425 Apr 20, 2021 000-27756
425 Open Document Open Filing 425 Apr 16, 2021 000-27756
425 Open Document Open Filing 425 Apr 16, 2021 000-27756
425 Open Document Open Filing 425 Apr 16, 2021 000-27756
DEFM14A Open Document Open Filing DEFM14A Apr 13, 2021 000-27756
425 Open Document Open Filing 425 Apr 12, 2021 000-27756
425 Open Document Open Filing 425 Apr 12, 2021 000-27756
425 Open Document Open Filing 425 Apr 1, 2021 000-27756
425 Open Document Open Filing 425 Apr 1, 2021 000-27756
425 Open Document Open Filing 425 Apr 1, 2021 000-27756
425 Open Document Open Filing 425 Apr 1, 2021 000-27756
425 Open Document Open Filing 425 Apr 1, 2021 000-27756
425 Open Document Open Filing 425 Apr 1, 2021 000-27756
4 Open Document Open Filing FORM 4 Apr 1, 2021 Mar 29, 2021
425 Open Document Open Filing 425 Mar 18, 2021 000-27756
425 Open Document Open Filing 425 Mar 15, 2021 000-27756
8-K Open Document | Data Open Filing FORM 8-K Mar 15, 2021 Mar 12, 2021 000-27756
425 Open Document Open Filing 425 Mar 12, 2021 000-27756
425 Open Document Open Filing 425 Mar 11, 2021 000-27756
4 Open Document Open Filing FORM 4 Mar 2, 2021 Feb 28, 2021
4 Open Document Open Filing FORM 4 Mar 2, 2021 Feb 28, 2021
4 Open Document Open Filing FORM 4 Mar 2, 2021 Feb 28, 2021
4 Open Document Open Filing FORM 4 Mar 2, 2021 Feb 28, 2021
4 Open Document Open Filing FORM 4 Mar 2, 2021 Feb 28, 2021
4 Open Document Open Filing FORM 4 Mar 2, 2021 Feb 28, 2021
4 Open Document Open Filing FORM 4 Mar 2, 2021 Feb 28, 2021
4 Open Document Open Filing FORM 4 Mar 2, 2021 Feb 28, 2021
425 Open Document Open Filing 425 Feb 26, 2021 000-27756
425 Open Document Open Filing 425 Feb 25, 2021 000-27756
425 Open Document Open Filing 425 Feb 25, 2021 000-27756
8-K Open Document | Data Open Filing 8-K Feb 16, 2021 Feb 16, 2021 000-27756
SC 13G/A Open Document Open Filing Feb 16, 2021 005-47771
UPLOAD Open Document Open Filing Feb 16, 2021
10-K/A Open Document | Data Open Filing 10-K/A Feb 16, 2021 Dec 31, 2020 000-27756
425 Open Document Open Filing 425 Feb 12, 2021 000-27756
SC 13G/A Open Document Open Filing Feb 12, 2021 005-47771
425 Open Document Open Filing 425 Feb 11, 2021 000-27756
425 Open Document Open Filing 425 Feb 11, 2021 000-27756
425 Open Document Open Filing 425 Feb 11, 2021 000-27756
425 Open Document Open Filing 425 Feb 11, 2021 000-27756
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 10, 2021 005-47771
SC 13G/A Open Document Open Filing Feb 8, 2021 005-47771
10-K Open Document | Data Open Filing 10-K Feb 8, 2021 Dec 31, 2020 000-27756
SC 13G/A Open Document Open Filing Feb 5, 2021 005-47771
8-K Open Document | Data Open Filing 8-K Feb 4, 2021 Feb 4, 2021 000-27756
425 Open Document Open Filing 425 Feb 2, 2021 000-27756
425 Open Document Open Filing 425 Jan 25, 2021 000-27756
425 Open Document Open Filing 425 Jan 14, 2021 000-27756
425 Open Document Open Filing 425 Jan 12, 2021 000-27756
425 Open Document Open Filing 425 Jan 12, 2021 000-27756
8-K Open Document | Data Open Filing FORM 8-K Jan 12, 2021 Jan 12, 2021 000-27756
CORRESP Open Document Open Filing Jan 7, 2021
UPLOAD Open Document Open Filing Dec 22, 2020
4 Open Document Open Filing FORM 4 Dec 21, 2020 Dec 17, 2020
4 Open Document Open Filing FORM 4 Dec 18, 2020 Dec 16, 2020
4 Open Document Open Filing FORM 4 Dec 18, 2020 Dec 16, 2020
4 Open Document Open Filing FORM 4 Dec 18, 2020 Dec 16, 2020
4 Open Document Open Filing FORM 4 Dec 18, 2020 Dec 16, 2020
425 Open Document Open Filing 425 Dec 18, 2020 000-27756
4 Open Document Open Filing FORM 4 Dec 18, 2020 Dec 16, 2020
4 Open Document Open Filing FORM 4 Dec 18, 2020 Dec 16, 2020
4 Open Document Open Filing FORM 4 Dec 18, 2020 Dec 16, 2020
425 Open Document Open Filing 425 Dec 18, 2020 000-27756
425 Open Document Open Filing 425 Dec 17, 2020 000-27756
425 Open Document Open Filing 425 Dec 17, 2020 000-27756
425 Open Document Open Filing 425 Dec 17, 2020 000-27756
425 Open Document Open Filing 425 Dec 15, 2020 000-27756
425 Open Document Open Filing FORM 425 Dec 14, 2020 000-27756
425 Open Document Open Filing 425 Dec 14, 2020 000-27756
425 Open Document Open Filing 425 Dec 14, 2020 000-27756
425 Open Document Open Filing 425 Dec 14, 2020 000-27756
425 Open Document Open Filing 425 Dec 14, 2020 000-27756
425 Open Document Open Filing 425 Dec 14, 2020 000-27756
425 Open Document Open Filing 425 Dec 14, 2020 000-27756
425 Open Document Open Filing FORM 425 Dec 14, 2020 000-27756
8-K Open Document | Data Open Filing FORM 8-K Dec 14, 2020 Dec 12, 2020 000-27756
4 Open Document Open Filing FORM 4 Dec 4, 2020 Dec 2, 2020
4 Open Document Open Filing FORM 4 Dec 1, 2020 Nov 30, 2020
10-Q Open Document | Data Open Filing 10-Q Oct 29, 2020 Sep 30, 2020 000-27756
8-K Open Document | Data Open Filing 8-K Oct 29, 2020 Oct 29, 2020 000-27756
8-K Open Document | Data Open Filing 8-K Oct 1, 2020 Sep 26, 2020 000-27756
8-K Open Document | Data Open Filing 8-K Aug 25, 2020 Aug 21, 2020 000-27756
S-8 Open Document Open Filing FORM S-8 Jul 30, 2020 333-240210
10-Q Open Document | Data Open Filing 10-Q Jul 30, 2020 Jun 30, 2020 000-27756
8-K Open Document | Data Open Filing 8-K Jul 30, 2020 Jul 30, 2020 000-27756
4 Open Document Open Filing FORM 4 SUBMISSION Jul 28, 2020 Jul 28, 2020 001-39397
3 Open Document Open Filing FORM 3 SUBMISSION Jul 23, 2020 Jul 23, 2020 001-39397
8-K Open Document | Data Open Filing FORM 8-K Jul 2, 2020 Jul 2, 2020 000-27756
SC TO-T/A Open Document Open Filing SC TO-T/A Jul 2, 2020
SC TO-T/A Open Document Open Filing SC TO-T/A Jun 25, 2020
SC TO-T/A Open Document Open Filing SC TO-T/A Jun 24, 2020
SC TO-T/A Open Document Open Filing SC TO-T/A Jun 15, 2020
4 Open Document Open Filing FORM 4 Jun 9, 2020 Jun 8, 2020
4 Open Document Open Filing FORM 4 Jun 9, 2020 Jun 8, 2020
4 Open Document Open Filing FORM 4 Jun 9, 2020 Jun 8, 2020
4 Open Document Open Filing FORM 4 Jun 9, 2020 Jun 8, 2020
CORRESP Open Document Open Filing Jun 5, 2020
SC TO-T/A Open Document Open Filing SC TO-T/A Jun 5, 2020
8-K/A Open Document | Data Open Filing 8-K/A Jun 3, 2020 May 29, 2020 000-27756
SC TO-T/A Open Document Open Filing SC TO-T/A Jun 1, 2020
8-K Open Document | Data Open Filing 8-K May 29, 2020 May 29, 2020 000-27756
SC TO-T Open Document Open Filing SC TO-T May 27, 2020
8-K Open Document | Data Open Filing 8-K May 19, 2020 May 19, 2020 000-27756
4 Open Document Open Filing PRIMARY DOCUMENT May 18, 2020 May 14, 2020
4 Open Document Open Filing FORM 4 May 18, 2020 May 14, 2020
4 Open Document Open Filing FORM 4 May 18, 2020 May 14, 2020
4 Open Document Open Filing FORM 4 May 18, 2020 May 14, 2020
4 Open Document Open Filing FORM 4 May 18, 2020 May 14, 2020
4 Open Document Open Filing FORM 4 May 18, 2020 May 14, 2020
4 Open Document Open Filing FORM 4 May 18, 2020 May 14, 2020
4 Open Document Open Filing FORM 4 May 18, 2020 May 14, 2020
4 Open Document Open Filing FORM 4 May 18, 2020 May 14, 2020
SC TO-C Open Document Open Filing SC TO-C May 7, 2020
8-K Open Document | Data Open Filing FORM 8-K May 7, 2020 May 5, 2020 000-27756
SC TO-C Open Document Open Filing SC TO-C May 7, 2020
10-Q Open Document | Data Open Filing 10-Q May 6, 2020 Mar 31, 2020 000-27756
8-K Open Document | Data Open Filing 8-K May 6, 2020 May 6, 2020 000-27756
SC TO-C Open Document Open Filing SC TO-C May 6, 2020
SC TO-C Open Document Open Filing SC TO-C May 5, 2020
SC TO-C Open Document Open Filing SCHEDULE TO-C May 5, 2020
8-K Open Document | Data Open Filing FORM 8-K May 5, 2020 May 5, 2020 000-27756
DEFA14A Open Document Open Filing DEFA14A Apr 9, 2020 000-27756
CT ORDER Open Document Open Filing Apr 6, 2020 000-27756
4 Open Document Open Filing FORM 4 Mar 31, 2020 Mar 30, 2020
DEFA14A Open Document Open Filing DEFA14A Mar 26, 2020 000-27756
DEF 14A Open Document Open Filing DEF 14A Mar 26, 2020 Dec 31, 2019 000-27756
4 Open Document Open Filing PRIMARY DOCUMENT Mar 18, 2020 Mar 18, 2020
4 Open Document Open Filing PRIMARY DOCUMENT Mar 18, 2020 Mar 16, 2020
4 Open Document Open Filing FORM 4 Mar 3, 2020 Feb 28, 2020
4 Open Document Open Filing FORM 4 Mar 3, 2020 Feb 28, 2020
4 Open Document Open Filing FORM 4 Mar 3, 2020 Feb 28, 2020
4 Open Document Open Filing FORM 4 Mar 3, 2020 Feb 28, 2020
4 Open Document Open Filing FORM 4 Mar 3, 2020 Feb 28, 2020
4 Open Document Open Filing FORM 4 Mar 3, 2020 Feb 28, 2020
4 Open Document Open Filing FORM 4 Mar 3, 2020 Feb 28, 2020
4 Open Document Open Filing FORM 4 Mar 3, 2020 Feb 28, 2020
4 Open Document Open Filing FORM 4 Mar 3, 2020 Feb 28, 2020
4 Open Document Open Filing FORM 4 Mar 2, 2020 Feb 27, 2020
SC 13G/A Open Document Open Filing Feb 14, 2020 005-47771
SC 13G Open Document Open Filing Feb 13, 2020 005-47771
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 12, 2020 005-47771
4 Open Document Open Filing FORM 4 Feb 10, 2020 Feb 7, 2020
4 Open Document Open Filing FORM 4 Feb 10, 2020 Feb 7, 2020
4 Open Document Open Filing FORM 4 Feb 10, 2020 Feb 7, 2020
4 Open Document Open Filing FORM 4 Feb 10, 2020 Feb 7, 2020
SC 13G/A Open Document Open Filing Feb 5, 2020 005-47771
10-K Open Document | Data Open Filing 10-K Feb 4, 2020 Dec 31, 2019 000-27756
8-K Open Document | Data Open Filing 8-K Jan 30, 2020 Jan 30, 2020 000-27756
8-K Open Document | Data Open Filing 8-K Jan 28, 2020 Jan 28, 2020 000-27756
8-K Open Document | Data Open Filing 8-K Jan 13, 2020 Jan 13, 2020 000-27756
SC 13G/A Open Document Open Filing Jan 10, 2020 005-47771
4 Open Document Open Filing FORM 4 Dec 4, 2019 Dec 2, 2019
3/A Open Document Open Filing FORM 3/A Dec 4, 2019 Feb 19, 2019
4 Open Document Open Filing FORM 4 Dec 4, 2019 Dec 2, 2019
4 Open Document Open Filing FORM 4 Dec 2, 2019 Nov 29, 2019
3 Open Document Open Filing FORM 3 Nov 5, 2019 Nov 4, 2019
10-Q Open Document | Data Open Filing 10-Q Oct 23, 2019 Sep 30, 2019 000-27756
8-K Open Document | Data Open Filing 8-K Oct 23, 2019 Oct 23, 2019 000-27756
8-K Open Document | Data Open Filing 8-K Oct 21, 2019 Oct 21, 2019 000-27756
DEFA14A Open Document Open Filing DEFA14A Oct 16, 2019 000-27756
8-K Open Document | Data Open Filing 8-K Oct 16, 2019 Oct 15, 2019 000-27756
8-K Open Document | Data Open Filing 8-K Sep 17, 2019 Sep 17, 2019 000-27756
8-K Open Document | Data Open Filing 8-K 090519 Sep 5, 2019 Sep 5, 2019 000-27756
10-Q Open Document | Data Open Filing 10-Q Jul 24, 2019 Jun 30, 2019 000-27756
8-K Open Document | Data Open Filing 8-K Jul 24, 2019 Jul 24, 2019 000-27756
4 Open Document Open Filing FORM 4 Jul 15, 2019 Jul 11, 2019
4 Open Document Open Filing FORM 4 Jul 2, 2019 Jul 1, 2019
4 Open Document Open Filing FORM 4 Jun 24, 2019 Jun 21, 2019
4 Open Document Open Filing FORM 4 Jun 11, 2019 Jun 7, 2019
4 Open Document Open Filing FORM 4 Jun 11, 2019 Jun 7, 2019
4 Open Document Open Filing FORM 4 Jun 11, 2019 Jun 7, 2019
4 Open Document Open Filing FORM 4 Jun 11, 2019 Jun 7, 2019
4 Open Document Open Filing PRIMARY DOCUMENT May 30, 2019 May 28, 2019
4 Open Document Open Filing PRIMARY DOCUMENT May 17, 2019 May 15, 2019
4 Open Document Open Filing FORM 4 May 17, 2019 May 15, 2019
4 Open Document Open Filing FORM 4 May 17, 2019 May 15, 2019
4 Open Document Open Filing FORM 4 May 17, 2019 May 15, 2019
4 Open Document Open Filing FORM 4 May 17, 2019 May 15, 2019
4 Open Document Open Filing FORM 4 May 17, 2019 May 15, 2019
4 Open Document Open Filing FORM 4 May 17, 2019 May 15, 2019
4 Open Document Open Filing FORM 4 May 17, 2019 May 15, 2019
4 Open Document Open Filing FORM 4 May 17, 2019 May 15, 2019
8-K Open Document Open Filing 8-K May 17, 2019 May 17, 2019 000-27756
10-Q Open Document | Data Open Filing 10-Q Apr 25, 2019 Mar 31, 2019 000-27756
8-K Open Document Open Filing 8-K Apr 25, 2019 Apr 25, 2019 000-27756
DEFA14A Open Document Open Filing DEFA14A Mar 26, 2019 000-27756
DEF 14A Open Document Open Filing DEF 14A Mar 26, 2019 Mar 26, 2019 000-27756
4 Open Document Open Filing FORM 4 Mar 5, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 5, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 5, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 5, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 5, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 5, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 5, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 5, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 5, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 4, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 4, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 4, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 4, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 4, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 4, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 4, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 4, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 4, 2019 Feb 28, 2019
4 Open Document Open Filing FORM 4 Mar 1, 2019 Feb 27, 2019
4 Open Document Open Filing FORM 4 Feb 28, 2019 Feb 26, 2019
4 Open Document Open Filing FORM 4 Feb 19, 2019 Feb 14, 2019
3 Open Document Open Filing FORM 3 Feb 19, 2019 Feb 19, 2019
3 Open Document Open Filing FORM 3 Feb 19, 2019 Feb 19, 2019
SC 13G/A Open Document Open Filing Feb 14, 2019 005-47771
SC 13G/A Open Document Open Filing Feb 13, 2019 005-47771
SC 13G/A Open Document Open Filing ALEXION PHARMACEUTICALS, INC. Feb 12, 2019 005-47771
4 Open Document Open Filing FORM 4 Feb 11, 2019 Feb 7, 2019
4 Open Document Open Filing FORM 4 Feb 11, 2019 Feb 7, 2019
4 Open Document Open Filing FORM 4 Feb 11, 2019 Feb 7, 2019
4 Open Document Open Filing FORM 4 Feb 11, 2019 Feb 7, 2019
SC 13G/A Open Document Open Filing Feb 11, 2019 005-47771
10-K Open Document | Data Open Filing FORM 10-K Feb 6, 2019 Dec 31, 2018 000-27756
SC 13G/A Open Document Open Filing Feb 4, 2019 005-47771
8-K Open Document Open Filing 8-K Feb 4, 2019 Feb 4, 2019 000-27756
4 Open Document Open Filing FORM 4 Jan 3, 2019 Dec 31, 2018
8-K Open Document Open Filing 8-K Dec 21, 2018 Dec 21, 2018 000-27756
CT ORDER Open Document Open Filing Dec 17, 2018 000-27756
4 Open Document Open Filing FORM 4 Nov 30, 2018 Nov 28, 2018
8-K Open Document Open Filing 8-K Nov 16, 2018 Nov 15, 2018 000-27756
SC 13G/A Open Document Open Filing Nov 13, 2018 005-47771
10-Q Open Document | Data Open Filing 10-Q Oct 24, 2018 Sep 30, 2018 000-27756
8-K Open Document Open Filing 8-K Oct 24, 2018 Oct 24, 2018 000-27756
8-K Open Document Open Filing 8-K Oct 1, 2018 Sep 25, 2018 000-27756
S-3ASR Open Document Open Filing S-3ASR Aug 14, 2018 333-226838
10-Q Open Document | Data Open Filing FORM 10-Q Jul 26, 2018 Jun 30, 2018 000-27756
8-K Open Document Open Filing 8-K Jul 26, 2018 Jul 26, 2018 000-27756
4 Open Document Open Filing FORM 4 Jul 12, 2018 Jul 10, 2018
8-K Open Document Open Filing 8-K Jun 29, 2018 Jun 27, 2018 000-27756
8-K Open Document Open Filing 8-K Jun 13, 2018 Jun 13, 2018 000-27756
4 Open Document Open Filing FORM 4 Jun 12, 2018 Jun 8, 2018
4 Open Document Open Filing FORM 4 Jun 12, 2018 Jun 8, 2018
4 Open Document Open Filing FORM 4 Jun 12, 2018 Jun 8, 2018
4 Open Document Open Filing FORM 4 Jun 12, 2018 Jun 8, 2018
SC 13G/A Open Document Open Filing Jun 11, 2018 005-47771
4 Open Document Open Filing PRIMARY DOCUMENT May 11, 2018 May 9, 2018
4 Open Document Open Filing FORM 4 May 11, 2018 May 9, 2018
4 Open Document Open Filing FORM 4 May 11, 2018 May 9, 2018
4 Open Document Open Filing FORM 4 May 11, 2018 May 9, 2018
4 Open Document Open Filing FORM 4 May 11, 2018 May 9, 2018
4 Open Document Open Filing FORM 4 May 11, 2018 May 9, 2018
4 Open Document Open Filing FORM 4 May 11, 2018 May 9, 2018
4 Open Document Open Filing FORM 4 May 11, 2018 May 9, 2018
4 Open Document Open Filing FORM 4 May 11, 2018 May 9, 2018
8-K Open Document Open Filing 8-K May 11, 2018 May 8, 2018 000-27756
4 Open Document Open Filing FORM 4 May 2, 2018 Apr 30, 2018
10-Q Open Document | Data Open Filing 10-Q Apr 26, 2018 Mar 31, 2018 000-27756
8-K Open Document Open Filing 8-K Apr 26, 2018 Apr 26, 2018 000-27756
8-K Open Document Open Filing 8-K Apr 11, 2018 Apr 11, 2018 000-27756
DEFA14A Open Document Open Filing DEFA14A Mar 28, 2018 000-27756
DEF 14A Open Document Open Filing DEF 14A Mar 28, 2018 Dec 31, 2017 000-27756
4 Open Document Open Filing FORM 4 Mar 2, 2018 Feb 28, 2018
4 Open Document Open Filing FORM 4 Mar 2, 2018 Feb 28, 2018
4 Open Document Open Filing FORM 4 Mar 2, 2018 Feb 28, 2018
4 Open Document Open Filing FORM 4 Mar 2, 2018 Feb 28, 2018
4 Open Document Open Filing FORM 4 Mar 2, 2018 Feb 28, 2018
4 Open Document Open Filing FORM 4 Mar 2, 2018 Feb 28, 2018
4 Open Document Open Filing FORM 4 Mar 2, 2018 Feb 28, 2018
4 Open Document Open Filing FORM 4 Mar 2, 2018 Feb 28, 2018
4 Open Document Open Filing FORM 4 Mar 1, 2018 Feb 27, 2018
4 Open Document Open Filing FORM 4 Mar 1, 2018 Feb 27, 2018
3 Open Document Open Filing FORM 3 Feb 22, 2018 Feb 12, 2018
SC 13G/A Open Document Open Filing Feb 14, 2018 005-47771
SC 13G Open Document Open Filing ALEXION PHARMACEUTICALS, INC. Feb 13, 2018 005-47771
SC 13G/A Open Document Open Filing Feb 13, 2018 005-47771
SC 13G/A Open Document Open Filing Feb 12, 2018 005-47771
4 Open Document Open Filing FORM 4 Feb 8, 2018 Feb 6, 2018
4 Open Document Open Filing FORM 4 Feb 8, 2018 Feb 6, 2018
4 Open Document Open Filing FORM 4 Feb 8, 2018 Feb 6, 2018
4 Open Document Open Filing FORM 4 Feb 8, 2018 Feb 6, 2018
4 Open Document Open Filing FORM 4 Feb 8, 2018 Feb 6, 2018
4 Open Document Open Filing FORM 4 Feb 8, 2018 Feb 6, 2018
4 Open Document Open Filing FORM 4 Feb 8, 2018 Feb 6, 2018
4 Open Document Open Filing FORM 4 Feb 8, 2018 Feb 6, 2018
4 Open Document Open Filing FORM 4 Feb 8, 2018 Feb 8, 2018
3/A Open Document Open Filing FORM 3/A Feb 8, 2018 Feb 5, 2018
10-K Open Document | Data Open Filing FORM 10-K Feb 8, 2018 Dec 31, 2017 000-27756
3 Open Document Open Filing FORM 3 Feb 8, 2018 Feb 7, 2018
8-K Open Document Open Filing 8-K Feb 8, 2018 Feb 8, 2018 000-27756
4 Open Document Open Filing FORM 4 Feb 7, 2018 Feb 5, 2018
4 Open Document Open Filing FORM 4 Feb 7, 2018 Feb 5, 2018
4 Open Document Open Filing FORM 4 Feb 7, 2018 Feb 5, 2018
8-K Open Document Open Filing 8-K Feb 5, 2018 Feb 5, 2018 000-27756
3 Open Document Open Filing FORM 3 Feb 1, 2018 Jan 22, 2018
SC 13G/A Open Document Open Filing Jan 29, 2018 005-47771
8-K Open Document Open Filing 8-K Jan 22, 2018 Jan 22, 2018 000-27756
4 Open Document Open Filing FORM 4 Jan 4, 2018 Jan 2, 2018
4 Open Document Open Filing FORM 4 Dec 5, 2017 Dec 5, 2017
4 Open Document Open Filing FORM 4 Nov 30, 2017 Nov 29, 2017
4 Open Document Open Filing FORM 4 Nov 30, 2017 Nov 29, 2017
3 Open Document Open Filing FORM 3 Nov 15, 2017 Nov 15, 2017
8-K Open Document Open Filing 8-K Nov 8, 2017 Nov 8, 2017 000-27756
10-Q Open Document | Data Open Filing 10-Q Oct 26, 2017 Sep 30, 2017 000-27756
8-K Open Document Open Filing 8-K Oct 26, 2017 Oct 26, 2017 000-27756
4 Open Document Open Filing FORM 4 Oct 4, 2017 Oct 2, 2017
3 Open Document Open Filing FORM 3 Sep 22, 2017 Sep 14, 2017
8-K Open Document Open Filing 8-K Sep 18, 2017 Sep 14, 2017 000-27756
8-K Open Document Open Filing 8-K Sep 12, 2017 Sep 12, 2017 000-27756
4 Open Document Open Filing FORM 4 Sep 5, 2017 Aug 31, 2017
4 Open Document Open Filing FORM 4 Sep 5, 2017 Sep 5, 2017
4 Open Document Open Filing FORM 4 Aug 30, 2017 Aug 28, 2017
4 Open Document Open Filing FORM 4 Aug 2, 2017 Jul 31, 2017
10-Q Open Document | Data Open Filing 10-Q Jul 27, 2017 Jun 30, 2017 000-27756
8-K Open Document | Data Open Filing 8-K Jul 27, 2017 Jul 27, 2017 000-27756
4 Open Document Open Filing FORM 4 Jul 12, 2017 Jul 10, 2017
3 Open Document Open Filing FORM 3 Jul 12, 2017 Jul 10, 2017
4 Open Document Open Filing FORM 4 Jun 19, 2017 Jun 14, 2017
4 Open Document Open Filing FORM 4 Jun 16, 2017 Jun 15, 2017
4 Open Document Open Filing FORM 4 Jun 16, 2017 Jun 15, 2017
4 Open Document Open Filing PRIMARY DOCUMENT Jun 16, 2017 Jun 14, 2017
4 Open Document Open Filing PRIMARY DOCUMENT Jun 16, 2017 Jun 14, 2017
8-K Open Document Open Filing 8-K Jun 13, 2017 Jun 13, 2017 000-27756
4 Open Document Open Filing FORM 4 Jun 9, 2017 Jun 7, 2017
4 Open Document Open Filing FORM 4 Jun 9, 2017 Jun 7, 2017
4 Open Document Open Filing FORM 4 Jun 9, 2017 Jun 7, 2017
4 Open Document Open Filing FORM 4 Jun 9, 2017 Jun 7, 2017
3 Open Document Open Filing FORM 3 Jun 9, 2017 Jun 1, 2017
3 Open Document Open Filing FORM 3 Jun 9, 2017 Jun 5, 2017
3 Open Document Open Filing FORM 3 Jun 9, 2017 Jun 5, 2017
3 Open Document Open Filing FORM 3 Jun 9, 2017 Jun 5, 2017
SC 13G/A Open Document Open Filing ALXN AS OF 05/31/2017 Jun 9, 2017 005-47771
8-K Open Document Open Filing 8-K May 23, 2017 May 19, 2017 000-27756
4 Open Document Open Filing FORM 4 May 12, 2017 May 10, 2017
4 Open Document Open Filing FORM 4 May 12, 2017 May 10, 2017
4 Open Document Open Filing FORM 4 May 12, 2017 May 10, 2017
4 Open Document Open Filing FORM 4 May 12, 2017 May 10, 2017
4 Open Document Open Filing FORM 4 May 12, 2017 May 10, 2017
4 Open Document Open Filing FORM 4 May 12, 2017 May 10, 2017
4 Open Document Open Filing FORM 4 May 12, 2017 May 10, 2017
4 Open Document Open Filing FORM 4 May 12, 2017 May 10, 2017
4 Open Document Open Filing PRIMARY DOCUMENT May 12, 2017 May 10, 2017
8-K Open Document Open Filing 8-K May 12, 2017 May 10, 2017 000-27756
S-8 POS Open Document Open Filing S-8 POS May 12, 2017 333-123212
S-8 POS Open Document Open Filing S-8 POS May 12, 2017 333-153612
S-8 POS Open Document Open Filing S-8 POS May 12, 2017 333-139600
S-8 POS Open Document Open Filing S-8 POS May 12, 2017 333-146319
S-8 POS Open Document Open Filing S-8 POS May 11, 2017 333-205379
S-8 Open Document Open Filing S-8 May 11, 2017 333-217905
10-Q Open Document | Data Open Filing 10-Q Apr 27, 2017 Mar 31, 2017 000-27756
8-K Open Document Open Filing 8-K Apr 27, 2017 Apr 27, 2017 000-27756
DEFA14A Open Document Open Filing DEFA14A Mar 31, 2017 000-27756
DEF 14A Open Document Open Filing DEFINITIVE NOTICE AND PROXY STATEMENT Mar 31, 2017 Mar 31, 2017 000-27756
4 Open Document Open Filing FORM 4 Mar 29, 2017 Mar 29, 2017
3 Open Document Open Filing FORM 3 Mar 29, 2017 Mar 27, 2017
8-K Open Document Open Filing 8-K Mar 27, 2017 Mar 27, 2017 000-27756
10-K/A Open Document Open Filing 10-K/A Mar 24, 2017 Dec 31, 2016 000-27756
NO ACT Open Document Open Filing AUTO-GENERATED PAPER DOCUMENT Mar 15, 2017 Jan 20, 2017 000-27756
4 Open Document Open Filing FORM 4 Mar 6, 2017 Feb 28, 2017
4 Open Document Open Filing FORM 4 Mar 6, 2017 Mar 2, 2017
8-K Open Document Open Filing 8-K Mar 2, 2017 Mar 2, 2017 000-27756
4 Open Document Open Filing FORM 4 Mar 1, 2017 Feb 27, 2017
4 Open Document Open Filing FORM 4 Mar 1, 2017 Feb 27, 2017
4 Open Document Open Filing FORM 4 Mar 1, 2017 Feb 27, 2017
4 Open Document Open Filing FORM 4 Mar 1, 2017 Feb 27, 2017
4 Open Document Open Filing FORM 4 Mar 1, 2017 Feb 27, 2017
4 Open Document Open Filing FORM 4 Mar 1, 2017 Feb 27, 2017
4 Open Document Open Filing FORM 4 Mar 1, 2017 Feb 27, 2017
4 Open Document Open Filing FORM 4 Mar 1, 2017 Feb 28, 2017
10-K Open Document | Data Open Filing FORM 10-K Feb 16, 2017 Dec 31, 2016 000-27756
8-K Open Document Open Filing 8-K Feb 16, 2017 Feb 16, 2017 000-27756
SC 13G/A Open Document Open Filing Feb 14, 2017 005-47771
SC 13G/A Open Document Open Filing SC 13G/A Feb 13, 2017 005-47771
4 Open Document Open Filing FORM 4 Feb 10, 2017 Feb 9, 2017
4 Open Document Open Filing FORM 4 Feb 10, 2017 Feb 9, 2017
4 Open Document Open Filing FORM 4 Feb 10, 2017 Feb 9, 2017
4 Open Document Open Filing FORM 4 Feb 10, 2017 Feb 9, 2017
SC 13G/A Open Document Open Filing Feb 9, 2017 005-47771
4 Open Document Open Filing FORM 4 Feb 8, 2017 Feb 6, 2017
4 Open Document Open Filing FORM 4 Feb 8, 2017 Feb 6, 2017
4 Open Document Open Filing FORM 4 Feb 8, 2017 Feb 6, 2017
4 Open Document Open Filing FORM 4 Feb 8, 2017 Feb 6, 2017
4 Open Document Open Filing FORM 4 Feb 8, 2017 Feb 6, 2017
4 Open Document Open Filing FORM 4 Feb 8, 2017 Feb 6, 2017
4 Open Document Open Filing FORM 4 Feb 8, 2017 Feb 6, 2017
4 Open Document Open Filing FORM 4 Feb 8, 2017 Feb 6, 2017
SC 13G/A Open Document Open Filing Feb 6, 2017 005-47771
SC 13G/A Open Document Open Filing Jan 19, 2017 005-47771
10-K/A Open Document | Data Open Filing 10-K/A Jan 19, 2017 Dec 31, 2015 000-27756
4 Open Document Open Filing FORM 4 Jan 13, 2017 Jan 10, 2017
4 Open Document Open Filing FORM 4 Jan 9, 2017 Jan 5, 2017
4 Open Document Open Filing FORM 4 Jan 9, 2017 Jan 5, 2017
8-K Open Document Open Filing 8-K Jan 5, 2017 Jan 4, 2017 000-27756
10-Q Open Document | Data Open Filing 10-Q Jan 4, 2017 Sep 30, 2016 000-27756
4 Open Document Open Filing FORM 4 Dec 13, 2016 Dec 9, 2016
4 Open Document Open Filing FORM 4 Dec 13, 2016 Dec 12, 2016
4 Open Document Open Filing FORM 4 Dec 13, 2016 Dec 12, 2016
3 Open Document Open Filing FORM 3 Dec 13, 2016 Dec 12, 2016
8-K Open Document Open Filing 8-K Dec 12, 2016 Dec 11, 2016 000-27756
4 Open Document Open Filing FORM 4 Nov 16, 2016 Nov 14, 2016
8-K Open Document Open Filing 8-K Nov 16, 2016 Nov 15, 2016 000-27756
8-K Open Document Open Filing 8-K Nov 9, 2016 Nov 9, 2016 000-27756
NT 10-Q Open Document Open Filing NT 10-Q Nov 9, 2016 Sep 30, 2016 000-27756
4 Open Document Open Filing FORM 4 Nov 7, 2016 Nov 4, 2016
4 Open Document Open Filing FORM 4 Nov 2, 2016 Oct 31, 2016
8-K Open Document Open Filing 8-K Oct 27, 2016 Oct 27, 2016 000-27756
4 Open Document Open Filing FORM 4 Oct 18, 2016 Oct 14, 2016
4 Open Document Open Filing FORM 4 Oct 5, 2016 Oct 3, 2016
4 Open Document Open Filing FORM 4 Oct 5, 2016 Oct 3, 2016
4 Open Document Open Filing FORM 4 Sep 27, 2016 Sep 23, 2016
8-K Open Document Open Filing 8-K Sep 22, 2016 Sep 21, 2016 000-27756
4 Open Document Open Filing FORM 4 Sep 14, 2016 Sep 12, 2016
4 Open Document Open Filing FORM 4 Sep 9, 2016 Sep 9, 2016
SC 13G/A Open Document Open Filing SC 13G/A Sep 9, 2016 005-47771
4 Open Document Open Filing FORM 4 Sep 8, 2016 Sep 6, 2016
4 Open Document Open Filing FORM 4 Sep 2, 2016 Sep 2, 2016
4 Open Document Open Filing FORM 4 Sep 1, 2016 Aug 30, 2016
4 Open Document Open Filing FORM 4 Aug 24, 2016 Aug 15, 2016
4 Open Document Open Filing FORM 4 Aug 10, 2016 Aug 8, 2016
4 Open Document Open Filing FORM 4 Aug 10, 2016 Aug 8, 2016
4 Open Document Open Filing FORM 4 Aug 10, 2016 Aug 8, 2016
4 Open Document Open Filing FORM 4 Aug 10, 2016 Aug 8, 2016
4 Open Document Open Filing FORM 4 Aug 10, 2016 Aug 8, 2016
4 Open Document Open Filing FORM 4 Aug 10, 2016 Aug 8, 2016
SC 13G/A Open Document Open Filing Aug 10, 2016 005-47771
8-K Open Document Open Filing 8-K Aug 8, 2016 Aug 3, 2016 000-27756
10-Q Open Document | Data Open Filing 10-Q Jul 29, 2016 Jun 30, 2016 000-27756
8-K Open Document Open Filing 8-K Jul 28, 2016 Jul 28, 2016 000-27756
4 Open Document Open Filing FORM 4 Jun 14, 2016 Jun 13, 2016
8-K Open Document | Data Open Filing 8-K Jun 6, 2016 Jun 6, 2016 000-27756
4 Open Document Open Filing FORM 4 May 19, 2016 May 11, 2016
4 Open Document Open Filing FORM 4 May 18, 2016 May 16, 2016
8-K Open Document Open Filing 8-K May 16, 2016 May 11, 2016 000-27756
4 Open Document Open Filing FORM 4 May 13, 2016 May 11, 2016
4 Open Document Open Filing FORM 4 May 13, 2016 May 11, 2016
4 Open Document Open Filing FORM 4 May 13, 2016 May 11, 2016
4 Open Document Open Filing FORM 4 May 13, 2016 May 11, 2016
4 Open Document Open Filing FORM 4 May 13, 2016 May 11, 2016
4 Open Document Open Filing FORM 4 May 13, 2016 May 11, 2016
4 Open Document Open Filing FORM 4 May 13, 2016 May 13, 2016
4 Open Document Open Filing FORM 4 May 13, 2016 May 13, 2016
4 Open Document Open Filing FORM 4 May 13, 2016 May 13, 2016
4 Open Document Open Filing PRIMARY DOCUMENT May 13, 2016 May 11, 2016
10-Q Open Document | Data Open Filing 10-Q Apr 29, 2016 Mar 31, 2016 000-27756
8-K Open Document | Data Open Filing 8-K Apr 28, 2016 Apr 28, 2016 000-27756
UPLOAD Open Document Open Filing Apr 6, 2016
4 Open Document Open Filing FORM 4 Apr 5, 2016 Apr 1, 2016
DEFA14A Open Document Open Filing DEFA14A Mar 31, 2016 000-27756
DEF 14A Open Document Open Filing DEFINITIVE NOTICE AND PROXY STATEMENT Mar 31, 2016 Mar 31, 2016 000-27756
CORRESP Open Document Open Filing Mar 10, 2016
4 Open Document Open Filing FORM 4 Mar 4, 2016 Mar 2, 2016
8-K Open Document Open Filing 8-K Mar 3, 2016 Feb 26, 2016 000-27756
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 26, 2016
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 26, 2016
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 26, 2016
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 26, 2016
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 29, 2016
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 26, 2016
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 26, 2016
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 26, 2016
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 26, 2016
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 26, 2016
4 Open Document Open Filing FORM 4 Mar 1, 2016 Feb 29, 2016
UPLOAD Open Document Open Filing Feb 25, 2016
4 Open Document Open Filing FORM 4 Feb 18, 2016 Feb 16, 2016
SC 13G/A Open Document Open Filing SC 13G/A Feb 16, 2016 005-47771
5 Open Document Open Filing FORM 5 Feb 12, 2016 Feb 12, 2016
SC 13G/A Open Document Open Filing Feb 12, 2016 005-47771
SC 13G/A Open Document Open Filing ALXN AS OF 12/31/2015 Feb 12, 2016 005-47771
SC 13G/A Open Document Open Filing Feb 10, 2016 005-47771
SC 13G/A Open Document Open Filing Feb 10, 2016 005-47771
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
4 Open Document Open Filing FORM 4 Feb 8, 2016 Feb 4, 2016
10-K Open Document | Data Open Filing FORM 10-K Feb 8, 2016 Dec 31, 2015 000-27756
8-A12G Open Document Open Filing 8-A12G Feb 5, 2016 000-27756
8-K Open Document Open Filing 8-K Feb 3, 2016 Feb 3, 2016 000-27756
8-K Open Document Open Filing 8-K Jan 14, 2016 Jan 8, 2016 000-27756
4 Open Document Open Filing FORM 4 Dec 29, 2015 Dec 24, 2015
4 Open Document Open Filing FORM 4 Dec 21, 2015 Dec 17, 2015
4 Open Document Open Filing FORM 4 Dec 15, 2015 Dec 11, 2015
4 Open Document Open Filing FORM 4 Dec 15, 2015 Dec 11, 2015
4 Open Document Open Filing FORM 4 Dec 15, 2015 Dec 11, 2015
4 Open Document Open Filing FORM 4 Dec 15, 2015 Dec 11, 2015
4 Open Document Open Filing FORM 4 Dec 8, 2015 Dec 8, 2015
4 Open Document Open Filing FORM 4 Dec 8, 2015 Dec 8, 2015
4 Open Document Open Filing FORM 4 Nov 30, 2015 Nov 25, 2015
RW Open Document Open Filing REGISTRATION WITHDRAWAL REQUEST Nov 19, 2015 333-204515
4 Open Document Open Filing FORM 4 Nov 12, 2015 Nov 10, 2015
4 Open Document Open Filing FORM 4 Nov 4, 2015 Nov 2, 2015
4 Open Document Open Filing FORM 4 Nov 4, 2015 Nov 2, 2015
4 Open Document Open Filing FORM 4 Nov 4, 2015 Nov 2, 2015
10-Q Open Document | Data Open Filing 10-Q Nov 2, 2015 Sep 30, 2015 000-27756
4 Open Document Open Filing FORM 4 Oct 29, 2015 Oct 26, 2015
8-K Open Document Open Filing 8-K Oct 29, 2015 Oct 29, 2015 000-27756
4 Open Document Open Filing FORM 4 Oct 8, 2015 Oct 1, 2015
3 Open Document Open Filing FORM 3 Oct 8, 2015 Oct 1, 2015
4 Open Document Open Filing FORM 4 Oct 5, 2015 Oct 1, 2015
4 Open Document Open Filing FORM 4 Sep 10, 2015 Jan 28, 2010
4 Open Document Open Filing FORM 4 Sep 10, 2015 Sep 2, 2015
4 Open Document Open Filing FORM 4 Sep 10, 2015 Sep 9, 2015
4 Open Document Open Filing FORM 4 Sep 10, 2015 Sep 10, 2015
4 Open Document Open Filing FORM 4 Sep 3, 2015 Sep 1, 2015
8-K Open Document Open Filing 8-K Aug 17, 2015 Aug 12, 2015 000-27756
8-K Open Document Open Filing 8-K Aug 13, 2015 Aug 13, 2015 000-27756
424B7 Open Document Open Filing 424B7 Aug 13, 2015 333-206345
S-3ASR Open Document Open Filing S-3ASR Aug 13, 2015 333-206345
8-K Open Document Open Filing 8-K Aug 13, 2015 Aug 13, 2015 000-27756
8-K/A Open Document Open Filing 8-K/A Aug 13, 2015 Aug 13, 2015 000-27756
4 Open Document Open Filing FORM 4 Aug 11, 2015 Aug 7, 2015
4 Open Document Open Filing FORM 4 Aug 11, 2015 Aug 7, 2015
4 Open Document Open Filing FORM 4 Aug 11, 2015 Aug 7, 2015
4 Open Document Open Filing FORM 4 Aug 11, 2015 Aug 7, 2015
4 Open Document Open Filing FORM 4 Aug 5, 2015 Aug 3, 2015
4 Open Document Open Filing FORM 4 Aug 5, 2015 Aug 4, 2015
4 Open Document Open Filing FORM 4 Aug 5, 2015 Aug 4, 2015
4 Open Document Open Filing FORM 4 Aug 5, 2015 Aug 4, 2015
4 Open Document Open Filing FORM 4 Aug 5, 2015 Aug 4, 2015
4 Open Document Open Filing FORM 4 Aug 5, 2015 Aug 5, 2015
10-Q Open Document | Data Open Filing 10-Q Jul 31, 2015 Jun 30, 2015 000-27756
8-K Open Document Open Filing 8-K Jul 30, 2015 Jul 30, 2015 000-27756
4 Open Document Open Filing Jul 24, 2015 Jul 22, 2015
4/A Open Document Open Filing Jun 30, 2015 Jun 22, 2015
S-8 Open Document Open Filing FORM S-8 Jun 30, 2015 333-205379
3 Open Document Open Filing OWNERSHIP DOCUMENT Jun 29, 2015 Jun 19, 2015 000-23155
4 Open Document Open Filing Jun 24, 2015 Jun 22, 2015
3 Open Document Open Filing Jun 24, 2015 Jun 22, 2015
S-8 POS Open Document Open Filing POST-EFFECTIVE AMENDMENT NO. 1 ON FORM S-8 TO FORM S-4 Jun 23, 2015 333-204426
8-K Open Document Open Filing FORM 8-K Jun 23, 2015 Jun 19, 2015 000-27756
425 Open Document Open Filing 425 Jun 22, 2015
SC TO-T/A Open Document Open Filing AMENDMENT NO. 3 TO SCHEDULE TO-T Jun 22, 2015
4 Open Document Open Filing FORM 4 Jun 19, 2015 Jun 18, 2015
EFFECT Open Document Open Filing Jun 18, 2015 333-204426
424B3 Open Document Open Filing PROSPECTUS/OFFER TO EXCHANGE Jun 18, 2015 333-204426
CORRESP Open Document Open Filing Jun 16, 2015
4 Open Document Open Filing FORM 4 Jun 12, 2015 Jun 11, 2015
425 Open Document Open Filing 425 Jun 10, 2015
SC TO-T/A Open Document Open Filing AMENDMENT NO. 2 TO SCHEDULE TO-T Jun 9, 2015
S-4/A Open Document Open Filing AMENDMENT NO. 1 TO FORM S-4 Jun 9, 2015 333-204426
425 Open Document Open Filing 425 Jun 5, 2015
UPLOAD Open Document Open Filing Jun 3, 2015
UPLOAD Open Document Open Filing Jun 3, 2015
425 Open Document Open Filing 425 Jun 1, 2015
SC TO-T/A Open Document Open Filing AMENDMENT NO. 1 TO SCHEDULE TO-T Jun 1, 2015
S-4 Open Document Open Filing FORM S-4 May 29, 2015 333-204515
4 Open Document Open Filing FORM 4 May 22, 2015 May 14, 2015
4 Open Document Open Filing FORM 4 May 22, 2015 May 20, 2015
SC TO-T Open Document Open Filing SCHEDULE TO May 22, 2015
S-4 Open Document Open Filing FORM S-4 May 22, 2015 333-204426
UPLOAD Open Document Open Filing May 13, 2015
8-K Open Document Open Filing 8-K May 12, 2015 May 6, 2015 000-27756
425 Open Document Open Filing 425 May 11, 2015
425 Open Document Open Filing 425 May 11, 2015
4 Open Document Open Filing FORM 4 May 8, 2015 May 6, 2015
4 Open Document Open Filing FORM 4 May 8, 2015 May 6, 2015
4 Open Document Open Filing FORM 4 May 8, 2015 May 6, 2015
4 Open Document Open Filing FORM 4 May 8, 2015 May 6, 2015
4 Open Document Open Filing FORM 4 May 8, 2015 May 6, 2015
4 Open Document Open Filing FORM 4 May 8, 2015 May 6, 2015
4 Open Document Open Filing FORM 4 May 8, 2015 May 6, 2015
4 Open Document Open Filing FORM 4 May 8, 2015 May 6, 2015
4 Open Document Open Filing FORM 4 May 8, 2015 May 6, 2015
425 Open Document Open Filing 425 May 6, 2015
425 Open Document Open Filing 425 May 6, 2015
8-K Open Document Open Filing FORM 8-K May 6, 2015 May 5, 2015 000-27756
425 Open Document Open Filing FORM 8-K May 6, 2015
CORRESP Open Document Open Filing May 4, 2015
4 Open Document Open Filing FORM 4 Apr 30, 2015 Apr 27, 2015
UPLOAD Open Document Open Filing Apr 29, 2015
10-Q Open Document | Data Open Filing 10-Q Apr 24, 2015 Mar 31, 2015 000-27756
8-K Open Document Open Filing 8-K Apr 23, 2015 Apr 23, 2015 000-27756
CT ORDER Open Document Open Filing Apr 23, 2015 000-27756
PX14A6G Open Document Open Filing Apr 17, 2015 000-27756
CORRESP Open Document Open Filing Apr 9, 2015
DEF 14A Open Document Open Filing DEFINITIVE NOTICE AND PROXY STATEMENT Apr 8, 2015 Apr 8, 2015 000-27756
8-K Open Document Open Filing 8-K Apr 7, 2015 Apr 1, 2015 000-27756
4 Open Document Open Filing FORM 4 Apr 2, 2015 Mar 31, 2015
UPLOAD Open Document Open Filing Mar 27, 2015
8-K Open Document Open Filing 8-K Mar 26, 2015 Mar 26, 2015 000-27756
4 Open Document Open Filing FORM 4 Mar 20, 2015 Mar 19, 2015
8-K Open Document Open Filing 8-K Mar 16, 2015 Mar 16, 2015 000-27756
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
4 Open Document Open Filing FORM 4 Mar 3, 2015 Feb 27, 2015
SC 13G/A Open Document Open Filing SC 13G/A Feb 13, 2015 005-47771
SC 13G/A Open Document Open Filing ALXN AS OF 12/31/2014 Feb 13, 2015 005-47771
SC 13G/A Open Document Open Filing Feb 13, 2015 005-47771
3 Open Document Open Filing FORM 3 Feb 12, 2015 Feb 2, 2015
4 Open Document Open Filing FORM 4 Feb 12, 2015 Feb 10, 2015
4 Open Document Open Filing FORM 4 Feb 12, 2015 Feb 10, 2015
4 Open Document Open Filing FORM 4 Feb 12, 2015 Feb 10, 2015
4 Open Document Open Filing FORM 4 Feb 12, 2015 Feb 10, 2015
4 Open Document Open Filing FORM 4 Feb 12, 2015 Feb 10, 2015
4 Open Document Open Filing FORM 4 Feb 12, 2015 Feb 10, 2015
4 Open Document Open Filing FORM 4 Feb 12, 2015 Feb 10, 2015
4 Open Document Open Filing FORM 4 Feb 12, 2015 Feb 10, 2015
4 Open Document Open Filing FORM 4 Feb 12, 2015 Feb 10, 2015
SC 13G Open Document Open Filing Feb 11, 2015 005-47771
4 Open Document Open Filing FORM 4 Feb 9, 2015 Feb 5, 2015
4 Open Document Open Filing FORM 4 Feb 9, 2015 Feb 5, 2015
4 Open Document Open Filing FORM 4 Feb 9, 2015 Feb 5, 2015
4 Open Document Open Filing FORM 4 Feb 9, 2015 Feb 5, 2015
4 Open Document Open Filing FORM 4 Feb 9, 2015 Feb 5, 2015
4 Open Document Open Filing FORM 4 Feb 9, 2015 Feb 5, 2015
4 Open Document Open Filing FORM 4 Feb 9, 2015 Feb 5, 2015
4 Open Document Open Filing FORM 4 Feb 9, 2015 Feb 5, 2015
4 Open Document Open Filing FORM 4 Feb 9, 2015 Feb 5, 2015
3 Open Document Open Filing FORM 3 Feb 9, 2015 Feb 2, 2015
SC 13G/A Open Document Open Filing Feb 9, 2015 005-47771
10-K Open Document | Data Open Filing FORM 10-K Feb 6, 2015 Dec 31, 2014 000-27756
4 Open Document Open Filing FORM 4 Feb 5, 2015 Feb 3, 2015
4 Open Document Open Filing FORM 4 Feb 5, 2015 Feb 3, 2015
4 Open Document Open Filing FORM 4 Feb 5, 2015 Feb 3, 2015
4 Open Document Open Filing FORM 4 Feb 5, 2015 Feb 4, 2015
8-K Open Document Open Filing 8-K Jan 29, 2015 Jan 29, 2015 000-27756
3 Open Document Open Filing FORM 3 Jan 9, 2015 Jan 1, 2015
8-K Open Document Open Filing 8-K Jan 7, 2015 Jan 7, 2015 000-27756
4 Open Document Open Filing FORM 4 Dec 19, 2014 Dec 17, 2014
4 Open Document Open Filing FORM 4 Dec 19, 2014 Dec 18, 2014
4 Open Document Open Filing FORM 4 Dec 19, 2014 Dec 18, 2014
4 Open Document Open Filing FORM 4 Dec 16, 2014 Dec 15, 2014
4 Open Document Open Filing FORM 4 Dec 15, 2014 Dec 11, 2014
4 Open Document Open Filing FORM 4 Dec 15, 2014 Dec 11, 2014
8-K Open Document Open Filing 8-K Dec 15, 2014 Dec 15, 2014 000-27756
SC 13G/A Open Document Open Filing ALXN AS OF 11/30/2014 Dec 10, 2014 005-47771
4 Open Document Open Filing FORM 4 Dec 9, 2014 Dec 5, 2014
4 Open Document Open Filing FORM 4 Dec 8, 2014 Oct 17, 2014
4 Open Document Open Filing FORM 4 Dec 8, 2014 Dec 4, 2014
4 Open Document Open Filing FORM 4 Dec 8, 2014 Dec 4, 2014
3/A Open Document Open Filing FORM 3/A Dec 8, 2014 Jul 16, 2014
4 Open Document Open Filing FORM 4 Dec 4, 2014 Dec 2, 2014
4 Open Document Open Filing FORM 4 Nov 24, 2014 Nov 20, 2014
4 Open Document Open Filing FORM 4 Nov 13, 2014 Nov 11, 2014
4 Open Document Open Filing FORM 4 Nov 10, 2014 Nov 6, 2014
8-K Open Document Open Filing 8-K Nov 10, 2014 Nov 10, 2014 000-27756
4 Open Document Open Filing FORM 4 Nov 4, 2014 Nov 3, 2014
4 Open Document Open Filing FORM 4 Nov 4, 2014 Nov 3, 2014
4 Open Document Open Filing FORM 4 Nov 4, 2014 Nov 3, 2014
4 Open Document Open Filing FORM 4 Nov 4, 2014 Oct 31, 2014
4/A Open Document Open Filing FORM 4/A Oct 28, 2014 Oct 6, 2014
4 Open Document Open Filing FORM 4 Oct 28, 2014 Oct 27, 2014
4 Open Document Open Filing FORM 4 Oct 28, 2014 Oct 27, 2014
10-Q Open Document | Data Open Filing 10-Q Oct 24, 2014 Sep 30, 2014 000-27756
8-K Open Document Open Filing 8-K Oct 23, 2014 Oct 23, 2014 000-27756
8-K Open Document Open Filing 8-K Oct 9, 2014 Oct 9, 2014 000-27756
4 Open Document Open Filing FORM 4 Oct 8, 2014 Oct 6, 2014
4 Open Document Open Filing FORM 4 Oct 7, 2014 Oct 3, 2014
8-K Open Document Open Filing 8-K Oct 7, 2014 Oct 7, 2014 000-27756
4 Open Document Open Filing FORM 4 Sep 26, 2014 Sep 24, 2014
4 Open Document Open Filing FORM 4 Sep 26, 2014 Sep 26, 2014
4 Open Document Open Filing FORM 4 Sep 18, 2014 Sep 16, 2014
8-K Open Document Open Filing 8-K Sep 17, 2014 Sep 16, 2014 000-27756
4 Open Document Open Filing FORM 4 Sep 12, 2014 Sep 8, 2014
3 Open Document Open Filing FORM 3 Sep 12, 2014 Sep 8, 2014
4 Open Document Open Filing FORM 4 Sep 12, 2014 Sep 10, 2014
4 Open Document Open Filing FORM 4 Sep 8, 2014 Sep 4, 2014
4 Open Document Open Filing FORM 4 Sep 4, 2014 Sep 2, 2014
4 Open Document Open Filing FORM 4 Aug 29, 2014 Aug 27, 2014
4 Open Document Open Filing FORM 4 Aug 27, 2014 Aug 25, 2014
8-K Open Document Open Filing 8-K Aug 25, 2014 Aug 22, 2014 000-27756
4 Open Document Open Filing FORM 4 Aug 18, 2014 Aug 14, 2014
4 Open Document Open Filing FORM 4 Aug 13, 2014 Aug 12, 2014
UPLOAD Open Document Open Filing Aug 8, 2014
4 Open Document Open Filing FORM 4 Aug 5, 2014 Aug 4, 2014
4 Open Document Open Filing FORM 4 Aug 5, 2014 Aug 4, 2014
4 Open Document Open Filing FORM 4 Aug 5, 2014 Aug 4, 2014
4 Open Document Open Filing FORM 4 Aug 5, 2014 Aug 4, 2014
4 Open Document Open Filing FORM 4 Aug 5, 2014 Aug 4, 2014
8-K Open Document Open Filing 8-K Jul 30, 2014 Jul 30, 2014 000-27756
4 Open Document Open Filing FORM 4 Jul 30, 2014 Jul 28, 2014
10-Q Open Document | Data Open Filing 10-Q Jul 25, 2014 Jun 30, 2014 000-27756
4 Open Document Open Filing FORM 4 Jul 24, 2014 Jul 22, 2014
4 Open Document Open Filing FORM 4 Jul 24, 2014 Jul 22, 2014
4 Open Document Open Filing FORM 4 Jul 24, 2014 Jul 22, 2014
4 Open Document Open Filing FORM 4 Jul 24, 2014 Jul 22, 2014
3 Open Document Open Filing FORM 3 Jul 24, 2014 Jul 16, 2014
3 Open Document Open Filing FORM 3 Jul 24, 2014 Jul 16, 2014
3 Open Document Open Filing FORM 3 Jul 24, 2014 Jul 16, 2014
8-K Open Document Open Filing 8-K Jul 24, 2014 Jul 24, 2014 000-27756
8-K Open Document Open Filing 8-K Jul 16, 2014 Jul 16, 2014 000-27756
CORRESP Open Document Open Filing Jul 11, 2014
UPLOAD Open Document Open Filing Jun 26, 2014
4 Open Document Open Filing FORM 4 Jun 23, 2014 Jun 20, 2014
4 Open Document Open Filing FORM 4 Jun 13, 2014 Jun 12, 2014
4 Open Document Open Filing FORM 4 Jun 6, 2014 Jun 4, 2014
4 Open Document Open Filing FORM 4 Jun 6, 2014 Jun 5, 2014
4 Open Document Open Filing FORM 4 May 29, 2014 May 27, 2014
CORRESP Open Document Open Filing May 29, 2014
4 Open Document Open Filing FORM 4 May 22, 2014 May 20, 2014
4 Open Document Open Filing FORM 4 May 15, 2014 May 14, 2014
4 Open Document Open Filing FORM 4 May 15, 2014 May 13, 2014
UPLOAD Open Document Open Filing May 14, 2014
8-K Open Document Open Filing 8-K May 7, 2014 May 5, 2014 000-27756
4 Open Document Open Filing FORM 4 May 7, 2014 May 5, 2014
4 Open Document Open Filing FORM 4 May 7, 2014 May 5, 2014
4 Open Document Open Filing FORM 4 May 7, 2014 May 5, 2014
4 Open Document Open Filing FORM 4 May 7, 2014 May 5, 2014
4 Open Document Open Filing FORM 4 May 7, 2014 May 5, 2014
4 Open Document Open Filing FORM 4 May 7, 2014 May 5, 2014
4 Open Document Open Filing FORM 4 May 7, 2014 May 5, 2014
8-K Open Document Open Filing 8-K Apr 30, 2014 Apr 30, 2014 000-27756
4 Open Document Open Filing FORM 4 Apr 30, 2014 Apr 28, 2014
3 Open Document Open Filing FORM 3 Apr 25, 2014 Apr 17, 2014
10-Q Open Document | Data Open Filing 10-Q Apr 25, 2014 Mar 31, 2014 000-27756
8-K Open Document Open Filing 8-K Apr 24, 2014 Apr 24, 2014 000-27756
DEF 14A Open Document Open Filing DEF 14A Apr 23, 2014 Apr 23, 2014 000-27756
8-K Open Document Open Filing 8-K Apr 17, 2014 Apr 16, 2014 000-27756
4 Open Document Open Filing FORM 4 Mar 13, 2014 Mar 11, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
4 Open Document Open Filing FORM 4 Mar 4, 2014 Feb 28, 2014
5 Open Document Open Filing FORM 5 Feb 14, 2014 Dec 31, 2013
5 Open Document Open Filing FORM 5 Feb 14, 2014 Dec 31, 2013
5 Open Document Open Filing FORM 5 Feb 14, 2014 Dec 31, 2013
SC 13G/A Open Document Open Filing Feb 14, 2014 005-47771
4 Open Document Open Filing FORM 4 Feb 13, 2014 Feb 11, 2014
SC 13G/A Open Document Open Filing SC 13G/A Feb 13, 2014 005-47771
4 Open Document Open Filing FORM 4 Feb 10, 2014 Feb 6, 2014
4 Open Document Open Filing FORM 4 Feb 10, 2014 Feb 6, 2014
4 Open Document Open Filing FORM 4 Feb 10, 2014 Feb 6, 2014
4 Open Document Open Filing FORM 4 Feb 10, 2014 Feb 6, 2014
4 Open Document Open Filing FORM 4 Feb 10, 2014 Feb 6, 2014
4 Open Document Open Filing FORM 4 Feb 10, 2014 Feb 6, 2014
4 Open Document Open Filing FORM 4 Feb 10, 2014 Feb 6, 2014
4 Open Document Open Filing FORM 4 Feb 10, 2014 Feb 7, 2014
10-K Open Document | Data Open Filing FORM 10-K Feb 10, 2014 Dec 31, 2013 000-27756
SC 13G/A Open Document Open Filing ALXN AS OF 12/31/2013 Feb 7, 2014 005-47771
SC 13G/A Open Document Open Filing Feb 7, 2014 005-47771
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 7, 2014 005-47771
SC 13G/A Open Document Open Filing 2013 13G FINAL FILING - ALXN Feb 6, 2014 005-47771
4 Open Document Open Filing FORM 4 Feb 5, 2014 Feb 3, 2014
4 Open Document Open Filing FORM 4 Feb 5, 2014 Feb 3, 2014
4 Open Document Open Filing FORM 4 Feb 5, 2014 Feb 3, 2014
4 Open Document Open Filing FORM 4 Feb 5, 2014 Feb 3, 2014
4 Open Document Open Filing FORM 4 Feb 5, 2014 Feb 3, 2014
4 Open Document Open Filing FORM 4 Feb 5, 2014 Feb 4, 2014
4 Open Document Open Filing FORM 4 Feb 5, 2014 Feb 3, 2014
4 Open Document Open Filing FORM 4 Jan 31, 2014 Jan 29, 2014
4 Open Document Open Filing FORM 4 Jan 31, 2014 Jan 29, 2014
4 Open Document Open Filing FORM 4 Jan 31, 2014 Jan 29, 2014
4 Open Document Open Filing FORM 4 Jan 31, 2014 Jan 29, 2014
8-K Open Document Open Filing 8-K Jan 30, 2014 Jan 30, 2014 000-27756
SC 13G/A Open Document Open Filing Jan 28, 2014 005-47771
4 Open Document Open Filing FORM 4 Jan 22, 2014 Jan 17, 2014
8-K Open Document Open Filing 8-K Jan 16, 2014 Jan 13, 2014 000-27756
4 Open Document Open Filing FORM 4 Jan 15, 2014 Jan 13, 2014
4 Open Document Open Filing FORM 4 Jan 10, 2014 Jan 8, 2014