CIK 0000875045 · Large accelerated filer
BIOGEN INC.
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- BIIB
- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 330112644
- Phone
- 6176792000
- Business address
- 225 BINNEY STREET, CAMBRIDGE, MA, 02142
- Former names
- BIOGEN IDEC INC., BIOGEN IDEC INC, IDEC PHARMACEUTICALS CORP / DE, IDEC PHARMACEUTICALS CORP / CA
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-08-04 | Minor Lloyd Director | Sale 10b5-1 | −593 | $200.96 | $119K | 2,689 |
| 2026-08-03 | Minor Lloyd Director | Sale 10b5-1 | −593 | $203.34 | $121K | 3,282 |
| 2026-02-09 | Singhal Priya Head of Development | Sale 10b5-1 | −2,660 | $199.83 | $532K | 8,043.14 |
| 2026-02-02 | Singhal Priya Head of Development | Sale 10b5-1 | −748 | $179.30 | $134K | 6,271.14 |
| 2025-09-02 | Singhal Priya Head of Development | Sale 10b5-1 | −517 | $133.55 | $69K | 5,772.14 |
| 2025-07-08 | Izzar Rachid Head of Global Product Strat. | Sale 10b5-1 | −2,223 | $135.00 | $300K | 6,330 |
| 2025-05-19 | Singhal Priya Head of Development | Sale 10b5-1 | −3,806 | $126.25 | $481K | 5,427.14 |
| 2025-03-07 | SHERWIN STEPHEN A Director | Sale 10b5-1 | −8,760 | $150.02 | $1.3M | 11,318 |
| 2024-12-09 | Singhal Priya Head of Development | Sale 10b5-1 | −110 | $157.21 | $17K | 5,426.48 |
| 2024-09-03 | Singhal Priya Head of Development | Sale 10b5-1 | −431 | $204.22 | $88K | 5,316.48 |
| 2024-04-02 | Singhal Priya Head of Development | Sale 10b5-1 | −93 | $213.09 | $20K | 4,886.48 |
| 2024-02-22 | Singhal Priya Head of Development | Sale 10b5-1 | −262 | $221.23 | $58K | 4,886.09 |
| 2024-02-16 | Singhal Priya Head of Development | Sale 10b5-1 | −108 | $221.49 | $24K | 5,148.09 |
| 2024-02-12 | Singhal Priya Head of Development | Sale 10b5-1 | −419 | $239.45 | $100K | 4,516.09 |
| 2024-02-02 | Singhal Priya Head of Development | Sale 10b5-1 | −634 | $245.93 | $156K | 4,097.09 |
| 2023-12-11 | Singhal Priya Head of Development | Sale 10b5-1 | −110 | $248.00 | $27K | 3,464.09 |
| 2023-09-05 | Singhal Priya Head of Development | Sale 10b5-1 | −431 | $269.43 | $116K | 3,354.09 |
| 2023-07-03 | Singhal Priya Head of Development | Sale 10b5-1 | −81 | $282.87 | $23K | 2,924.09 |
| 2023-04-28 | Gregory Ginger EVP, Human Resources | Sale 10b5-1 | −2,681 | $300.00 | $804K | 8,482.72 |
| 2023-04-04 | Singhal Priya Head of Development | Sale 10b5-1 | −91 | $277.11 | $25K | 2,843.09 |
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