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Biogen Inc.
(BIIB US)
$253.40
+2.92
1.17%
Ext:
$262.53
+9.13
3.60%
(Market Closed ยท 00:55:58 UTC)
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Get the full experience
We save the real magic for signed-in users.
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Home
Stock Screener
Document Search
Charting
Watchlists
Recent Filings
Biogen Inc.
(BIIB US)
$253.40
+2.92
1.17%
Ext:
$262.53
+9.13
3.60%
(Market Closed ยท 00:55:58 UTC)
Follow
Doc Search
Profile
Entity Structure
SEC Filings
Financials
Charting
Short Interest
Employees
BIIB US
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Chronological SEC Filings
Chronological SEC Filings
Select Filings
Non-Ownership Filings
(741)
Expand
10-Q
Q3
ended 30 Sept 2026
28 Oct
8-K
Results of Operations and Financial Condition
28 Oct
10-Q
Q2
ended 30 Jun 2026
29 Jul
8-K
Results of Operations and Financial Condition
29 Jul
8-K
Results of Operations and Financial Condition
1 Jul
8-K
Submission of Matters to a Vote of Security Holders
10 Jun
8-K/A
Financial Statements and Exhibits
10 Jun
8-K
Biogen Completes Acquisition of Apellis Pharmaceuticals
14 May
SC TO-T/A
Tender offer statement (third-party, amendment)
14 May
SC TO-T/A
AMENDMENT NO. 2
12 May
SC TO-T/A
AMENDMENT NO. 1
6 May
10-Q
Q1
ended 31 Mar 2026
29 Apr
8-K
Results of Operations and Financial Condition
29 Apr
ARS
Annual report to security holders
28 Apr
DEFA14A
Definitive additional materials
28 Apr
DEF 14A
Definitive proxy statement
28 Apr
SC TO-T
Tender offer statement (third-party)
14 Apr
SC TO-C
SCHEDULE TO
7 Apr
8-K
Results of Operations and Financial Condition
6 Apr
SC TO-C
SCHEDULE TO
3 Apr
Ownership Filings
(1.9K)
Expand
SC 13G
BIOGEN INC.
10 Nov
Form 4
Grogan Jane
2 Nov
Form 4
Godbout Sean
5 Oct
Form 4
Parini Michael
3 Sep
Form 3
Parini Michael
12 Aug
SC 13G/A
BIOGEN INC.
6 Aug
Form 4
Minor Lloyd
5 Aug
Form 144
Minor Lloyd
4 Aug
Form 144
Minor Lloyd
3 Aug
Form 4
HAWKINS WILLIAM A
11 Jun
Form 4
SHERWIN STEPHEN A
11 Jun
Form 4
Rowinsky Eric K
11 Jun
Form 4
Mantas Jesus B
11 Jun
Form 4
LANGER SUSAN
11 Jun
Form 4
Patolawala Monish D
11 Jun
Form 4
Pangalos Menelas N
11 Jun
Form 4
Minor Lloyd
11 Jun
Form 4
Freire Maria C
11 Jun
SC 13G/A
BIOGEN INC.
5 Jun
SC 13D/A
Apellis Pharmaceuticals, Inc.
14 May
Select Filings
Non-Ownership Filings
(741)
Expand
10-Q
Q3
ended 30 Sept 2026
28 Oct
8-K
Results of Operations and Financial Condition
28 Oct
10-Q
Q2
ended 30 Jun 2026
29 Jul
8-K
Results of Operations and Financial Condition
29 Jul
8-K
Results of Operations and Financial Condition
1 Jul
8-K
Submission of Matters to a Vote of Security Holders
10 Jun
8-K/A
Financial Statements and Exhibits
10 Jun
8-K
Biogen Completes Acquisition of Apellis Pharmaceuticals
14 May
SC TO-T/A
Tender offer statement (third-party, amendment)
14 May
SC TO-T/A
AMENDMENT NO. 2
12 May
SC TO-T/A
AMENDMENT NO. 1
6 May
10-Q
Q1
ended 31 Mar 2026
29 Apr
8-K
Results of Operations and Financial Condition
29 Apr
ARS
Annual report to security holders
28 Apr
DEFA14A
Definitive additional materials
28 Apr
DEF 14A
Definitive proxy statement
28 Apr
SC TO-T
Tender offer statement (third-party)
14 Apr
SC TO-C
SCHEDULE TO
7 Apr
8-K
Results of Operations and Financial Condition
6 Apr
SC TO-C
SCHEDULE TO
3 Apr
Ownership Filings
(1.9K)
Expand
SC 13G
BIOGEN INC.
10 Nov
Form 4
Grogan Jane
2 Nov
Form 4
Godbout Sean
5 Oct
Form 4
Parini Michael
3 Sep
Form 3
Parini Michael
12 Aug
SC 13G/A
BIOGEN INC.
6 Aug
Form 4
Minor Lloyd
5 Aug
Form 144
Minor Lloyd
4 Aug
Form 144
Minor Lloyd
3 Aug
Form 4
HAWKINS WILLIAM A
11 Jun
Form 4
SHERWIN STEPHEN A
11 Jun
Form 4
Rowinsky Eric K
11 Jun
Form 4
Mantas Jesus B
11 Jun
Form 4
LANGER SUSAN
11 Jun
Form 4
Patolawala Monish D
11 Jun
Form 4
Pangalos Menelas N
11 Jun
Form 4
Minor Lloyd
11 Jun
Form 4
Freire Maria C
11 Jun
SC 13G/A
BIOGEN INC.
5 Jun
SC 13D/A
Apellis Pharmaceuticals, Inc.
14 May
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