ALEXION PHARMACEUTICALS, INC. reports

Company location: Boston, MA
Fiscal year end: 31 December

ALEXION PHARMACEUTICALS, INC. has filed 2,112 SEC EDGAR filings since 13 Jun 1996

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SEC filing history

Showing 426-450 of 1,000 matching filings.

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FORM 3

Filing date: 09 Jun 2017
Reporting date: 05 Jun 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 3

Filing date: 09 Jun 2017
Reporting date: 05 Jun 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 3

Filing date: 09 Jun 2017
Reporting date: 05 Jun 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-47771

ALXN AS OF 05/31/2017

Filing date: 09 Jun 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-27756

8-K

Filing date: 23 May 2017
Reporting date: 19 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

PRIMARY DOCUMENT

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-27756

8-K

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 POS File 333-123212

S-8 POS

Filing date: 12 May 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 POS File 333-153612

S-8 POS

Filing date: 12 May 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 POS File 333-139600

S-8 POS

Filing date: 12 May 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 POS File 333-146319

S-8 POS

Filing date: 12 May 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 POS File 333-205379

S-8 POS

Filing date: 11 May 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-217905

S-8

Filing date: 11 May 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 000-27756

10-Q

Filing date: 27 Apr 2017
Reporting date: 31 Mar 2017
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-27756

8-K

Filing date: 27 Apr 2017
Reporting date: 27 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFA14A File 000-27756

DEFA14A

Filing date: 31 Mar 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 000-27756

DEFINITIVE NOTICE AND PROXY STATEMENT

Filing date: 31 Mar 2017
Reporting date: 31 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing