Alexion Pharmaceuticals, Inc. 8-K and 8-K/A reports

Location
121 Seaport Boulevard, Boston, MA
State of incorporation
DE
Fiscal year end
December 31
Data updated at
7/19/2024, 08:54 AM
Form type Sec Links Description Filing date Reporting date
8-K Report | Data FORM 8-K Jul 22, 2021 Jul 21, 2021
8-K Report | Data 8-K Jul 20, 2021 Jul 20, 2021
8-K/A Report | Data 8-K/A May 13, 2021 May 11, 2021
8-K Report | Data 8-K May 11, 2021 May 11, 2021
8-K Report | Data 8-K May 4, 2021 May 4, 2021
8-K Report | Data 8-K Apr 30, 2021 Apr 30, 2021
8-K Report | Data FORM 8-K Mar 15, 2021 Mar 12, 2021
8-K Report | Data 8-K Feb 16, 2021 Feb 16, 2021
8-K Report | Data 8-K Feb 4, 2021 Feb 4, 2021
8-K Report | Data FORM 8-K Jan 12, 2021 Jan 12, 2021
8-K Report | Data FORM 8-K Dec 14, 2020 Dec 12, 2020
8-K Report | Data 8-K Oct 29, 2020 Oct 29, 2020
8-K Report | Data 8-K Oct 1, 2020 Sep 26, 2020
8-K Report | Data 8-K Aug 25, 2020 Aug 21, 2020
8-K Report | Data 8-K Jul 30, 2020 Jul 30, 2020
8-K Report | Data FORM 8-K Jul 2, 2020 Jul 2, 2020
8-K/A Report | Data 8-K/A Jun 3, 2020 May 29, 2020
8-K Report | Data 8-K May 29, 2020 May 29, 2020
8-K Report | Data 8-K May 19, 2020 May 19, 2020
8-K Report | Data FORM 8-K May 7, 2020 May 5, 2020
8-K Report | Data 8-K May 6, 2020 May 6, 2020
8-K Report | Data FORM 8-K May 5, 2020 May 5, 2020
8-K Report | Data 8-K Jan 30, 2020 Jan 30, 2020
8-K Report | Data 8-K Jan 28, 2020 Jan 28, 2020
8-K Report | Data 8-K Jan 13, 2020 Jan 13, 2020
8-K Report | Data 8-K Oct 23, 2019 Oct 23, 2019
8-K Report | Data 8-K Oct 21, 2019 Oct 21, 2019
8-K Report | Data 8-K Oct 16, 2019 Oct 15, 2019
8-K Report | Data 8-K Sep 17, 2019 Sep 17, 2019
8-K Report | Data 8-K 090519 Sep 5, 2019 Sep 5, 2019
8-K Report | Data 8-K Jul 24, 2019 Jul 24, 2019
8-K Report 8-K May 17, 2019 May 17, 2019
8-K Report 8-K Apr 25, 2019 Apr 25, 2019
8-K Report 8-K Feb 4, 2019 Feb 4, 2019
8-K Report 8-K Dec 21, 2018 Dec 21, 2018
8-K Report 8-K Nov 16, 2018 Nov 15, 2018
8-K Report 8-K Oct 24, 2018 Oct 24, 2018
8-K Report 8-K Oct 1, 2018 Sep 25, 2018
8-K Report 8-K Jul 26, 2018 Jul 26, 2018
8-K Report 8-K Jun 29, 2018 Jun 27, 2018
8-K Report 8-K Jun 13, 2018 Jun 13, 2018
8-K Report 8-K May 11, 2018 May 8, 2018
8-K Report 8-K Apr 26, 2018 Apr 26, 2018
8-K Report 8-K Apr 11, 2018 Apr 11, 2018
8-K Report 8-K Feb 8, 2018 Feb 8, 2018
8-K Report 8-K Feb 5, 2018 Feb 5, 2018
8-K Report 8-K Jan 22, 2018 Jan 22, 2018
8-K Report 8-K Nov 8, 2017 Nov 8, 2017
8-K Report 8-K Oct 26, 2017 Oct 26, 2017
8-K Report 8-K Sep 18, 2017 Sep 14, 2017
8-K Report 8-K Sep 12, 2017 Sep 12, 2017
8-K Report | Data 8-K Jul 27, 2017 Jul 27, 2017
8-K Report 8-K Jun 13, 2017 Jun 13, 2017
8-K Report 8-K May 23, 2017 May 19, 2017
8-K Report 8-K May 12, 2017 May 10, 2017
8-K Report 8-K Apr 27, 2017 Apr 27, 2017
8-K Report 8-K Mar 27, 2017 Mar 27, 2017
8-K Report 8-K Mar 2, 2017 Mar 2, 2017
8-K Report 8-K Feb 16, 2017 Feb 16, 2017
8-K Report 8-K Jan 5, 2017 Jan 4, 2017
8-K Report 8-K Dec 12, 2016 Dec 11, 2016
8-K Report 8-K Nov 16, 2016 Nov 15, 2016
8-K Report 8-K Nov 9, 2016 Nov 9, 2016
8-K Report 8-K Oct 27, 2016 Oct 27, 2016
8-K Report 8-K Sep 22, 2016 Sep 21, 2016
8-K Report 8-K Aug 8, 2016 Aug 3, 2016
8-K Report 8-K Jul 28, 2016 Jul 28, 2016
8-K Report | Data 8-K Jun 6, 2016 Jun 6, 2016
8-K Report 8-K May 16, 2016 May 11, 2016
8-K Report | Data 8-K Apr 28, 2016 Apr 28, 2016
8-K Report 8-K Mar 3, 2016 Feb 26, 2016
8-K Report 8-K Feb 3, 2016 Feb 3, 2016
8-K Report 8-K Jan 14, 2016 Jan 8, 2016
8-K Report 8-K Oct 29, 2015 Oct 29, 2015
8-K Report 8-K Aug 17, 2015 Aug 12, 2015
8-K Report 8-K Aug 13, 2015 Aug 13, 2015
8-K Report 8-K Aug 13, 2015 Aug 13, 2015
8-K/A Report 8-K/A Aug 13, 2015 Aug 13, 2015
8-K Report 8-K Jul 30, 2015 Jul 30, 2015
8-K Report FORM 8-K Jun 23, 2015 Jun 19, 2015
8-K Report 8-K May 12, 2015 May 6, 2015
8-K Report FORM 8-K May 6, 2015 May 5, 2015
8-K Report 8-K Apr 23, 2015 Apr 23, 2015
8-K Report 8-K Apr 7, 2015 Apr 1, 2015
8-K Report 8-K Mar 26, 2015 Mar 26, 2015
8-K Report 8-K Mar 16, 2015 Mar 16, 2015
8-K Report 8-K Jan 29, 2015 Jan 29, 2015
8-K Report 8-K Jan 7, 2015 Jan 7, 2015
8-K Report 8-K Dec 15, 2014 Dec 15, 2014
8-K Report 8-K Nov 10, 2014 Nov 10, 2014
8-K Report 8-K Oct 23, 2014 Oct 23, 2014
8-K Report 8-K Oct 9, 2014 Oct 9, 2014
8-K Report 8-K Oct 7, 2014 Oct 7, 2014
8-K Report 8-K Sep 17, 2014 Sep 16, 2014
8-K Report 8-K Aug 25, 2014 Aug 22, 2014
8-K Report 8-K Jul 30, 2014 Jul 30, 2014
8-K Report 8-K Jul 24, 2014 Jul 24, 2014
8-K Report 8-K Jul 16, 2014 Jul 16, 2014
8-K Report 8-K May 7, 2014 May 5, 2014
8-K Report 8-K Apr 30, 2014 Apr 30, 2014
8-K Report 8-K Apr 24, 2014 Apr 24, 2014
8-K Report 8-K Apr 17, 2014 Apr 16, 2014
8-K Report 8-K Jan 30, 2014 Jan 30, 2014
8-K Report 8-K Jan 16, 2014 Jan 13, 2014
8-K Report 8-K Dec 20, 2013 Dec 20, 2013
8-K Report 8-K Dec 13, 2013 Dec 13, 2013
8-K Report 8-K Nov 12, 2013 Nov 6, 2013
8-K Report 8-K Oct 24, 2013 Oct 24, 2013
8-K Report 8-K Aug 20, 2013 Aug 19, 2013
8-K Report 8-K Aug 1, 2013 Jul 30, 2013
8-K Report 8-K Jul 25, 2013 Jul 25, 2013
8-K Report 8-K May 10, 2013 May 6, 2013
8-K Report 8-K Apr 25, 2013 Apr 25, 2013
8-K Report 8-K Mar 28, 2013 Mar 27, 2013
8-K Report 8-K Feb 14, 2013 Feb 14, 2013
8-K Report 8-K Jan 25, 2013 Jan 25, 2013
8-K Report 8-K Nov 8, 2012 Nov 8, 2012
8-K Report 8-K Oct 24, 2012 Oct 24, 2012
8-K Report 8-K Oct 1, 2012 Sep 28, 2012
8-K Report 8-K Jul 25, 2012 Jul 25, 2012
8-K Report FORM 8-K May 29, 2012 May 24, 2012
8-K Report FORM 8-K May 25, 2012 May 24, 2012
8-K Report FORM 8-K May 23, 2012 May 23, 2012
8-K Report FORM 8-K May 11, 2012 May 7, 2012
8-K Report FORM 8-K May 7, 2012 May 7, 2012
8-K Report Apr 24, 2012 Apr 24, 2012
8-K/A Report FROM 8-K/A Apr 16, 2012 Apr 16, 2012
8-K Report FORM 8-K Feb 9, 2012 Feb 9, 2012
8-K Report FORM 8-K Feb 7, 2012 Feb 1, 2012
8-K Report FORM 8-K Jan 4, 2012 Dec 28, 2011
8-K Report FORM 8-K Dec 2, 2011 Nov 29, 2011
8-K Report FORM 8-K Nov 30, 2011 Nov 29, 2011
8-K Report FORM 8-K Oct 20, 2011 Oct 19, 2011
8-K Report FORM 8-K Oct 20, 2011 Oct 20, 2011
8-K Report FORM 8-K Sep 23, 2011 Sep 23, 2011
8-K Report FORM 8-K Sep 23, 2011 Sep 23, 2011
8-K Report FORM 8-K Jul 21, 2011 Jul 21, 2011
8-K Report FORM 8-K Jun 20, 2011 Jun 20, 2011
8-K Report FORM 8-K May 31, 2011 May 30, 2011
8-K Report FORM 8-K May 12, 2011 May 11, 2011
8-K Report FORM 8-K Apr 21, 2011 Apr 21, 2011
8-K Report FORM 8-K Apr 13, 2011 Apr 10, 2011
8-K Report FORM 8-K Mar 16, 2011 Mar 15, 2011
8-K Report FORM 8-K Mar 10, 2011 Mar 7, 2011
8-K Report FORM 8-K Feb 10, 2011 Feb 10, 2011
8-K Report FORM 8-K Feb 3, 2011 Jan 28, 2011
8-K Report FORM 8-K Jan 28, 2011 Jan 26, 2011
8-K Report FORM 8-K Oct 21, 2010 Oct 20, 2010
8-K Report FORM 8-K Sep 17, 2010 Sep 14, 2010
8-K Report FORM 8-K Aug 19, 2010 Aug 19, 2010
8-K Report FORM 8-K Jul 22, 2010 Jul 22, 2010
8-K Report FORM 8-K Jun 3, 2010 May 28, 2010
8-K Report FORM 8-K May 14, 2010 May 12, 2010
8-K Report FORM 8-K Apr 22, 2010 Apr 22, 2010
8-K Report FORM 8-K Apr 16, 2010 Apr 16, 2010
8-K Report FORM 8-K Feb 24, 2010 Feb 23, 2010
8-K Report FORM 8-K Feb 11, 2010 Feb 11, 2010
8-K Report FORM 8-K Jan 28, 2010 Jan 22, 2010