01/14/2021
4:11 PM | Alexion Pharmaceuticals (Subject)
| Form 425
| |
01/12/2021
6:17 AM | Alexion Pharmaceuticals (Subject)
| Form 425
| |
01/12/2021
6:14 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
12/18/2020
4:12 PM | Alexion Pharmaceuticals (Issuer)
HANTSON LUDWIG (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/18/2020
4:10 PM | Alexion Pharmaceuticals (Issuer)
Bazarko Daniel (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/18/2020
4:09 PM | Alexion Pharmaceuticals (Issuer)
Goff Brian (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/18/2020
4:08 PM | Alexion Pharmaceuticals (Issuer)
Franchini Indrani Lall (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/18/2020
4:07 PM | Alexion Pharmaceuticals (Subject)
| Form 425
| |
12/18/2020
4:06 PM | Alexion Pharmaceuticals (Issuer)
ORLOFF JOHN J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/18/2020
1:32 PM | Alexion Pharmaceuticals (Subject)
ASTRAZENECA PLC (Filed by)
| Form 425
| |
|
12/17/2020
4:07 PM | Alexion Pharmaceuticals (Subject)
| Form 425
| |
12/17/2020
4:05 PM | Alexion Pharmaceuticals (Subject)
| Form 425
| |
12/17/2020
10:35 AM | Alexion Pharmaceuticals (Subject)
ASTRAZENECA PLC (Filed by)
| Form 425
| |
12/15/2020
2:55 PM | Alexion Pharmaceuticals (Subject)
ASTRAZENECA PLC (Filed by)
| Form 425
| |
12/14/2020
4:14 PM | Alexion Pharmaceuticals (Subject)
| Form 425
| |
12/14/2020
3:58 PM | Alexion Pharmaceuticals (Subject)
ASTRAZENECA PLC (Filed by)
| Form 425
| |
12/14/2020
3:57 PM | Alexion Pharmaceuticals (Subject)
ASTRAZENECA PLC (Filed by)
| Form 425
| |
12/14/2020
2:55 PM | Alexion Pharmaceuticals (Subject)
ASTRAZENECA PLC (Filed by)
| Form 425
| |
12/14/2020
8:23 AM | Alexion Pharmaceuticals (Subject)
| Form 425
| |
12/14/2020
8:21 AM | Alexion Pharmaceuticals (Subject)
| Form 425
| |
12/14/2020
8:19 AM | Alexion Pharmaceuticals (Subject)
| Form 425
| |
12/14/2020
8:05 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
12/04/2020
3:47 PM | Alexion Pharmaceuticals (Issuer)
Carino Tanisha (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/01/2020
4:17 PM | Alexion Pharmaceuticals (Issuer)
SARIN ARADHANA (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/29/2020
6:13 AM | Alexion Pharmaceuticals (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
10/29/2020
5:49 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
10/01/2020
4:02 PM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
08/25/2020
7:22 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
07/30/2020
6:38 AM | Alexion Pharmaceuticals (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
07/30/2020
6:06 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
07/28/2020
5:11 PM | Alexion Pharmaceuticals (Reporting)
Inozyme Pharma, Inc. (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/23/2020
8:34 PM | Alexion Pharmaceuticals (Reporting)
Inozyme Pharma, Inc. (Issuer)
| Form 3
Initial statement of beneficial ownership of securities | |
07/02/2020
7:53 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
07/02/2020
5:03 AM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-T/A
| |
06/25/2020
8:27 AM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-T/A
| |
06/24/2020
4:01 PM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-T/A
| |
06/15/2020
7:30 AM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-T/A
| |
06/09/2020
4:05 PM | Alexion Pharmaceuticals (Issuer)
Franchini Indrani Lall (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/09/2020
4:01 PM | Alexion Pharmaceuticals (Issuer)
LAW ANNE-MARIE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/09/2020
3:59 PM | Alexion Pharmaceuticals (Issuer)
ORLOFF JOHN J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/09/2020
3:58 PM | Alexion Pharmaceuticals (Issuer)
Goff Brian (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/05/2020
4:23 PM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-T/A
| |
06/03/2020
4:23 PM | Alexion Pharmaceuticals (Filer)
| Form 8-K/A
| |
06/01/2020
3:35 PM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-T/A
| |
05/27/2020
7:01 AM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-T
| |
05/19/2020
3:56 PM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
05/18/2020
5:57 PM | 667, L.P. (Reporting)
Alexion Pharmaceuticals (Issuer)
Baker Bros. Advisors LLC (0001580575) (Reporting)
BAKER BROS. ADVISORS LP (Reporting)
Baker Brothers Life Sciences LP (Reporting)
BAKER FELIX (Reporting)
BAKER JULIAN (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/18/2020
4:22 PM | Alexion Pharmaceuticals (Issuer)
Brennan David R (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/18/2020
4:20 PM | Alexion Pharmaceuticals (Issuer)
Rummelt Andreas (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/18/2020
4:18 PM | Alexion Pharmaceuticals (Issuer)
Mollen John T (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/18/2020
4:17 PM | Alexion Pharmaceuticals (Issuer)
Reinsdorf Judith A (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/18/2020
4:15 PM | Alexion Pharmaceuticals (Issuer)
COUGHLIN CHRISTOPHER J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/18/2020
4:14 PM | Alexion Pharmaceuticals (Issuer)
Nader Francois (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/18/2020
4:12 PM | Alexion Pharmaceuticals (Issuer)
FRIEDMAN PAUL A (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/18/2020
4:10 PM | Alexion Pharmaceuticals (Issuer)
Dunsire Deborah (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/07/2020
3:31 PM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-C
| |
05/06/2020
6:23 AM | Alexion Pharmaceuticals (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
05/06/2020
5:54 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
05/05/2020
8:30 PM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-C
| |
05/05/2020
4:05 PM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-C
| |
05/05/2020
6:19 AM | Alexion Pharmaceuticals (Filed by)
PORTOLA PHARMACEUTICALS INC (Subject)
| Form SC TO-C
| |
05/05/2020
6:17 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
04/09/2020
4:26 PM | Alexion Pharmaceuticals (Filer)
| Form DEFA14A
| |
04/06/2020
12:25 PM | Alexion Pharmaceuticals (Filer)
| Form CT ORDER
| |
03/31/2020
4:04 PM | Alexion Pharmaceuticals (Issuer)
HANTSON LUDWIG (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2020
5:46 PM | 667, L.P. (Reporting)
Alexion Pharmaceuticals (Issuer)
Baker Bros. Advisors LLC (0001580575) (Reporting)
BAKER BROS. ADVISORS LP (Reporting)
Baker Brothers Life Sciences LP (Reporting)
BAKER FELIX (Reporting)
BAKER JULIAN (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2020
5:45 PM | 667, L.P. (Reporting)
Alexion Pharmaceuticals (Issuer)
Baker Bros. Advisors LLC (0001580575) (Reporting)
BAKER BROS. ADVISORS LP (Reporting)
Baker Brothers Life Sciences LP (Reporting)
BAKER FELIX (Reporting)
BAKER JULIAN (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2020
5:31 PM | Alexion Pharmaceuticals (Issuer)
Chiniara Ellen (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2020
5:30 PM | Alexion Pharmaceuticals (Issuer)
HANTSON LUDWIG (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2020
5:28 PM | Alexion Pharmaceuticals (Issuer)
Bazarko Daniel (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2020
5:26 PM | Alexion Pharmaceuticals (Issuer)
ORLOFF JOHN J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2020
5:23 PM | Alexion Pharmaceuticals (Issuer)
Carino Tanisha (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2020
5:21 PM | Alexion Pharmaceuticals (Issuer)
LAW ANNE-MARIE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2020
5:20 PM | Alexion Pharmaceuticals (Issuer)
SARIN ARADHANA (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2020
5:18 PM | Alexion Pharmaceuticals (Issuer)
Goff Brian (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2020
5:16 PM | Alexion Pharmaceuticals (Issuer)
Franchini Indrani Lall (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/02/2020
9:53 AM | Alexion Pharmaceuticals (Issuer)
Bazarko Daniel (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/13/2020
9:36 AM | Alexion Pharmaceuticals (Subject)
STATE STREET CORP (Filed by)
| Form SC 13G
| |
02/12/2020
10:01 AM | Alexion Pharmaceuticals (Subject)
VANGUARD GROUP INC (Filed by)
| Form SC 13G/A
| |
02/10/2020
4:00 PM | Alexion Pharmaceuticals (Issuer)
HANTSON LUDWIG (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/10/2020
3:58 PM | Alexion Pharmaceuticals (Issuer)
Goff Brian (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/10/2020
3:57 PM | Alexion Pharmaceuticals (Issuer)
Franchini Indrani Lall (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/10/2020
3:56 PM | Alexion Pharmaceuticals (Issuer)
Bazarko Daniel (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/04/2020
5:30 AM | Alexion Pharmaceuticals (Filer)
| Form 10-K
Annual report pursuant to Section 13 or 15(d) | |
01/30/2020
5:34 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
01/28/2020
8:47 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
01/13/2020
5:18 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
01/10/2020
9:25 AM | Alexion Pharmaceuticals (Subject)
FMR LLC (Filed by)
| Form SC 13G/A
| |
12/04/2019
5:52 PM | Alexion Pharmaceuticals (Issuer)
Bazarko Daniel (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/04/2019
5:38 PM | Alexion Pharmaceuticals (Issuer)
Bazarko Daniel (Reporting)
| Form 3/A
| |
12/04/2019
5:36 PM | Alexion Pharmaceuticals (Issuer)
SARIN ARADHANA (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/02/2019
3:37 PM | Alexion Pharmaceuticals (Issuer)
Carino Tanisha (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/05/2019
3:44 PM | Alexion Pharmaceuticals (Issuer)
Carino Tanisha (Reporting)
| Form 3
Initial statement of beneficial ownership of securities | |
10/23/2019
6:56 AM | Alexion Pharmaceuticals (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
10/23/2019
6:13 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
10/21/2019
4:27 PM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
10/16/2019
7:53 AM | Alexion Pharmaceuticals (Filer)
| Form DEFA14A
| |
10/16/2019
7:50 AM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
09/17/2019
3:12 PM | Alexion Pharmaceuticals (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
07/24/2019
7:00 AM | Alexion Pharmaceuticals (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
