BIIB Biogen
Nasdaq · SEC CIK 875045 · EDGAR
- Bought, last 12 months
- $585.12 1 purchases by 1 insiders
- Sold, last 12 months
- $905.4K 3 sales by 2 insiders
- Filings on record
- 238 since 2021-07-02, latest 2026-09-03 16:14
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Singhal Priya | Head of Development | — | $665.7K |
| Minor Lloyd | Dir | — | $239.7K |
| Murphy Nicole | Head of Pharm Ops, Tech | $585.12 | — |
| Godbout Sean | CAO | — | — |
| Pangalos Menelas N | Dir | — | — |
| Grogan Jane | Head of Research | — | — |
| LANGER SUSAN | Dir | — | — |
| Keeney Adam | Head of Corp. Development | — | — |
| Izzar Rachid | Head of Gbl Product Strat | — | — |
| Patolawala Monish D | Dir | — | — |
Transactions 322
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2024-12-09 | 2024-12-09 | BIIB | Singhal Priya | Head of Development | S - Sale+OE | $157.21 | -110 | 5,426 | -2% | -$17.3K |
| D | 2024-12-09 | 2024-12-06 | BIIB | Singhal Priya | Head of Development | F - Tax | $157.78 | -206 | 5,536 | -4% | -$32.5K |
| D | 2024-12-09 | 2024-12-06 | BIIB | Singhal Priya | Head of Development | M - OptEx | $0.00 | +426 | 5,742 | +8% | $0 |
| D | 2024-12-09 | 2024-12-06 | BIIB | Kramer Robin | CAO | F - Tax | $157.78 | -170 | 6,408 | -3% | -$26.8K |
| D | 2024-12-09 | 2024-12-06 | BIIB | Kramer Robin | CAO | M - OptEx | $0.00 | +351 | 6,578 | +6% | $0 |
| 2024-11-07 | 2024-11-05 | BIIB | ALEXANDER SUSAN H | EVP CLO | G - Gift | $0.00 | -20.1K | 31.6K | -39% | $0 | |
| I | 2024-11-07 | 2024-11-05 | BIIB | ALEXANDER SUSAN H | EVP CLO | G - Gift | $0.00 | +20.1K | 20.1K | New | $0 |
| D | 2024-11-04 | 2024-11-01 | BIIB | Grogan Jane | Head of Research | M - OptEx | $0.00 | +695 | 695 | New | $0 |
| D | 2024-11-04 | 2024-11-01 | BIIB | Grogan Jane | Head of Research | F - Tax | $173.79 | -204 | 491 | -29% | -$35.5K |
| D | 2024-09-05 | 2024-08-30 | BIIB | Singhal Priya | Head of Development | F - Tax | $204.76 | -807 | 5,747 | -12% | -$165.2K |
| D | 2024-09-05 | 2024-08-30 | BIIB | Singhal Priya | Head of Development | M - OptEx | $0.00 | +1,668 | 6,554 | +34% | $0 |
| D | 2024-09-05 | 2024-09-03 | BIIB | Singhal Priya | Head of Development | S - Sale+OE | $204.22 | -431 | 5,316 | -7% | -$88.0K |
| 2024-06-25 | 2024-06-21 | BIIB | LANGER SUSAN | Dir | A - Grant | $0.00 | +1,340 | 2,759 | +94% | $0 | |
| 2024-06-25 | 2024-06-21 | BIIB | Freire Maria C | Dir | A - Grant | $0.00 | +1,340 | 4,445 | +43% | $0 | |
| 2024-06-25 | 2024-06-21 | BIIB | SHERWIN STEPHEN A | Dir | A - Grant | $0.00 | +1,340 | 20.1K | +7% | $0 | |
| 2024-06-25 | 2024-06-21 | BIIB | Patolawala Monish D | Dir | A - Grant | $0.00 | +1,340 | 1,340 | New | $0 | |
| 2024-06-25 | 2024-06-21 | BIIB | HAWKINS WILLIAM A | Dir | A - Grant | $0.00 | +1,340 | 6,490 | +26% | $0 | |
| 2024-06-25 | 2024-06-21 | BIIB | Rowinsky Eric K | Dir | A - Grant | $0.00 | +1,340 | 22.0K | +6% | $0 | |
| 2024-06-25 | 2024-06-21 | BIIB | DORSA CAROLINE | Dir | A - Grant | $0.00 | +1,785 | 26.6K | +7% | $0 | |
| 2024-06-25 | 2024-06-21 | BIIB | Mantas Jesus B | Dir | A - Grant | $0.00 | +1,340 | 7,388 | +22% | $0 | |
| D | 2024-05-03 | 2024-05-01 | BIIB | Keeney Adam | Head of Corp. Development | M - OptEx | $0.00 | +938 | 938 | New | $0 |
| D | 2024-05-03 | 2024-05-01 | BIIB | Keeney Adam | Head of Corp. Development | F - Tax | $216.13 | -276 | 662 | -29% | -$59.7K |
| D | 2024-04-03 | 2024-04-01 | BIIB | Murphy Nicole | Head of Pharm Ops, Tech | M - OptEx | $0.00 | +240 | 9,751 | +3% | $0 |
| D | 2024-04-03 | 2024-04-01 | BIIB | Murphy Nicole | Head of Pharm Ops, Tech | F - Tax | $214.83 | -117 | 9,634 | -1% | -$25.1K |
| 2024-04-03 | 2024-04-02 | BIIB | Singhal Priya | Head of Development | S - Sale | $213.09 | -93 | 4,886 | -2% | -$19.8K | |
| 2024-02-26 | 2024-02-22 | BIIB | Singhal Priya | Head of Development | S - Sale | $221.23 | -262 | 4,886 | -5% | -$58.0K | |
| DM | 2024-02-21 | 2024-02-16 | BIIB | ALEXANDER SUSAN H | EVP CLO | M - OptEx | $0.00 | +5,037 | 52.5K | +11% | $0 |
| DM | 2024-02-21 | 2024-02-16 | BIIB | ALEXANDER SUSAN H | EVP CLO | F - Tax | $219.08 | -2,437 | 50.9K | -5% | -$533.9K |
| DM | 2024-02-21 | 2024-02-16 | BIIB | Kramer Robin | CAO | M - OptEx | $0.00 | +1,345 | 6,354 | +27% | $0 |
| DM | 2024-02-21 | 2024-02-16 | BIIB | Kramer Robin | CAO | F - Tax | $219.08 | -396 | 5,923 | -6% | -$86.8K |
| DM | 2024-02-21 | 2024-02-16 | BIIB | Izzar Rachid | Head of Gbl Product Strat | F - Tax | $219.08 | -952 | 9,701 | -9% | -$208.6K |
| DM | 2024-02-21 | 2024-02-16 | BIIB | Izzar Rachid | Head of Gbl Product Strat | M - OptEx | $0.00 | +2,017 | 10.0K | +25% | $0 |
| DM | 2024-02-21 | 2024-02-16 | BIIB | Singhal Priya | Head of Development | M - OptEx | $0.00 | +1,208 | 5,429 | +29% | $0 |
| DM | 2024-02-21 | 2024-02-16 | BIIB | Singhal Priya | Head of Development | F - Tax | $219.08 | -468 | 5,256 | -8% | -$102.5K |
| D | 2024-02-21 | 2024-02-16 | BIIB | Singhal Priya | Head of Development | S - Sale+OE | $221.49 | -108 | 5,148 | -2% | -$23.9K |
| DM | 2024-02-21 | 2024-02-16 | BIIB | Gregory Ginger | EVP, Human Resources | F - Tax | $219.08 | -2,264 | 13.6K | -14% | -$496.0K |
| DM | 2024-02-21 | 2024-02-16 | BIIB | Gregory Ginger | EVP, Human Resources | M - OptEx | $0.00 | +4,704 | 14.3K | +49% | $0 |
| DM | 2024-02-21 | 2024-02-16 | BIIB | Murphy Nicole | Head of Pharm Ops, Tech | M - OptEx | $0.00 | +1,260 | 9,614 | +15% | $0 |
| DM | 2024-02-21 | 2024-02-16 | BIIB | Murphy Nicole | Head of Pharm Ops, Tech | F - Tax | $219.08 | -610 | 9,210 | -6% | -$133.6K |
| DM | 2024-02-21 | 2024-02-16 | BIIB | MCDONNELL MICHAEL R | EVP, CFO | M - OptEx | $0.00 | +6,720 | 20.5K | +49% | $0 |
| DM | 2024-02-21 | 2024-02-16 | BIIB | MCDONNELL MICHAEL R | EVP, CFO | F - Tax | $219.08 | -3,438 | 18.4K | -16% | -$753.2K |
| 2024-02-20 | 2024-02-15 | BIIB | Rowinsky Eric K | Dir | P - Purchase | $222.54 | +455 | 20.6K | +2% | +$101.3K | |
| D | 2024-02-13 | 2024-02-09 | BIIB | MCDONNELL MICHAEL R | EVP, CFO | M - OptEx | $0.00 | +3,257 | 17.6K | +23% | $0 |
| D | 2024-02-13 | 2024-02-09 | BIIB | MCDONNELL MICHAEL R | EVP, CFO | F - Tax | $240.98 | -1,431 | 16.1K | -8% | -$344.8K |
| D | 2024-02-13 | 2024-02-09 | BIIB | Singhal Priya | Head of Development | M - OptEx | $0.00 | +1,212 | 5,309 | +30% | $0 |
| D | 2024-02-13 | 2024-02-12 | BIIB | Singhal Priya | Head of Development | S - Sale+OE | $239.45 | -419 | 4,516 | -8% | -$100.3K |
| D | 2024-02-13 | 2024-02-09 | BIIB | Singhal Priya | Head of Development | F - Tax | $240.98 | -374 | 4,935 | -7% | -$90.1K |
| D | 2024-02-13 | 2024-02-09 | BIIB | Izzar Rachid | Head of Gbl Product Strat | F - Tax | $240.98 | -445 | 8,636 | -5% | -$107.2K |
| D | 2024-02-13 | 2024-02-09 | BIIB | Izzar Rachid | Head of Gbl Product Strat | M - OptEx | $0.00 | +1,515 | 9,081 | +20% | $0 |
| D | 2024-02-13 | 2024-02-09 | BIIB | Murphy Nicole | Head of Pharm Ops, Tech | M - OptEx | $0.00 | +2,272 | 9,529 | +31% | $0 |
| D | 2024-02-13 | 2024-02-09 | BIIB | Murphy Nicole | Head of Pharm Ops, Tech | F - Tax | $240.98 | -761 | 8,768 | -8% | -$183.4K |
| D | 2024-02-13 | 2024-02-09 | BIIB | Kramer Robin | CAO | F - Tax | $240.98 | -245 | 5,278 | -4% | -$59.0K |
| D | 2024-02-13 | 2024-02-09 | BIIB | Kramer Robin | CAO | M - OptEx | $0.00 | +833 | 5,523 | +18% | $0 |
| D | 2024-02-13 | 2024-02-09 | BIIB | ALEXANDER SUSAN H | EVP CLO | M - OptEx | $0.00 | +2,575 | 50.0K | +5% | $0 |
| D | 2024-02-13 | 2024-02-09 | BIIB | ALEXANDER SUSAN H | EVP CLO | F - Tax | $240.98 | -938 | 49.1K | -2% | -$226.0K |
| D | 2024-02-13 | 2024-02-09 | BIIB | Gregory Ginger | EVP, Human Resources | M - OptEx | $0.00 | +2,158 | 11.8K | +22% | $0 |
| D | 2024-02-13 | 2024-02-09 | BIIB | Gregory Ginger | EVP, Human Resources | F - Tax | $240.98 | -634 | 11.1K | -5% | -$152.8K |
| D | 2024-02-09 | 2024-02-08 | BIIB | MCDONNELL MICHAEL R | EVP, CFO | M - OptEx | $0.00 | +2,335 | 15.1K | +18% | $0 |
| D | 2024-02-09 | 2024-02-08 | BIIB | MCDONNELL MICHAEL R | EVP, CFO | F - Tax | $240.30 | -765 | 14.3K | -5% | -$183.8K |
| D | 2024-02-09 | 2024-02-08 | BIIB | Murphy Nicole | Head of Pharm Ops, Tech | M - OptEx | $0.00 | +2,101 | 7,895 | +36% | $0 |
| D | 2024-02-09 | 2024-02-08 | BIIB | Murphy Nicole | Head of Pharm Ops, Tech | F - Tax | $240.30 | -638 | 7,257 | -8% | -$153.3K |
| D | 2024-02-09 | 2024-02-08 | BIIB | Kramer Robin | CAO | F - Tax | $240.30 | -253 | 4,690 | -5% | -$60.8K |
| D | 2024-02-09 | 2024-02-08 | BIIB | Kramer Robin | CAO | M - OptEx | $0.00 | +788 | 4,943 | +19% | $0 |
| D | 2024-02-09 | 2024-02-08 | BIIB | Gregory Ginger | EVP, Human Resources | M - OptEx | $0.00 | +1,635 | 10.1K | +19% | $0 |
| D | 2024-02-09 | 2024-02-08 | BIIB | Gregory Ginger | EVP, Human Resources | F - Tax | $240.30 | -498 | 9,620 | -5% | -$119.7K |
| D | 2024-02-09 | 2024-02-08 | BIIB | ALEXANDER SUSAN H | EVP CLO | M - OptEx | $0.00 | +2,190 | 48.1K | +5% | $0 |
| D | 2024-02-09 | 2024-02-08 | BIIB | ALEXANDER SUSAN H | EVP CLO | F - Tax | $240.30 | -655 | 47.4K | -1% | -$157.4K |
| D | 2024-02-09 | 2024-02-08 | BIIB | Izzar Rachid | Head of Gbl Product Strat | M - OptEx | $0.00 | +2,043 | 8,187 | +33% | $0 |
| D | 2024-02-09 | 2024-02-08 | BIIB | Izzar Rachid | Head of Gbl Product Strat | F - Tax | $240.30 | -621 | 7,566 | -8% | -$149.2K |
| D | 2024-02-05 | 2024-02-01 | BIIB | Singhal Priya | Head of Development | M - OptEx | $0.00 | +1,828 | 5,292 | +53% | $0 |
| D | 2024-02-05 | 2024-02-02 | BIIB | Singhal Priya | Head of Development | S - Sale+OE | $245.93 | -634 | 4,097 | -13% | -$155.9K |
| D | 2024-02-05 | 2024-02-01 | BIIB | Singhal Priya | Head of Development | F - Tax | $247.83 | -561 | 4,731 | -11% | -$139.0K |
| D | 2023-12-12 | 2023-12-08 | BIIB | Kramer Robin | CAO | M - OptEx | $0.00 | +351 | 4,325 | +9% | $0 |
| D | 2023-12-12 | 2023-12-08 | BIIB | Kramer Robin | CAO | F - Tax | $239.29 | -170 | 4,155 | -4% | -$40.7K |
| D | 2023-12-12 | 2023-12-08 | BIIB | Singhal Priya | Head of Development | M - OptEx | $0.00 | +426 | 3,780 | +13% | $0 |
| D | 2023-12-12 | 2023-12-08 | BIIB | Singhal Priya | Head of Development | F - Tax | $239.29 | -206 | 3,574 | -5% | -$49.3K |
| D | 2023-12-12 | 2023-12-11 | BIIB | Singhal Priya | Head of Development | S - Sale+OE | $248.00 | -110 | 3,464 | -3% | -$27.3K |
| DM | 2023-09-06 | 2023-09-01 | BIIB | MCDONNELL MICHAEL R | EVP, CFO | M - OptEx | $0.00 | +5,285 | 14.1K | +60% | $0 |
| DM | 2023-09-06 | 2023-09-01 | BIIB | MCDONNELL MICHAEL R | EVP, CFO | F - Tax | $267.17 | -2,704 | 11.5K | -19% | -$722.4K |
| D | 2023-09-06 | 2023-09-05 | BIIB | Singhal Priya | Head of Development | S - Sale+OE | $269.43 | -431 | 3,354 | -11% | -$116.1K |
| D | 2023-09-06 | 2023-09-01 | BIIB | Singhal Priya | Head of Development | F - Tax | $267.17 | -807 | 3,785 | -18% | -$215.6K |
| D | 2023-09-06 | 2023-09-01 | BIIB | Singhal Priya | Head of Development | M - OptEx | $0.00 | +1,668 | 4,592 | +57% | $0 |
| D | 2023-07-05 | 2023-06-30 | BIIB | Izzar Rachid | Head of Gbl Product Strat | M - OptEx | $0.00 | +504 | 6,388 | +9% | $0 |
| D | 2023-07-05 | 2023-06-30 | BIIB | Izzar Rachid | Head of Gbl Product Strat | F - Tax | $284.85 | -244 | 6,144 | -4% | -$69.5K |
| D | 2023-07-05 | 2023-06-30 | BIIB | Kramer Robin | CAO | M - OptEx | $0.00 | +252 | 4,096 | +7% | $0 |
| D | 2023-07-05 | 2023-06-30 | BIIB | Kramer Robin | CAO | F - Tax | $284.85 | -122 | 3,974 | -3% | -$34.8K |
| D | 2023-07-05 | 2023-06-30 | BIIB | Singhal Priya | Head of Development | F - Tax | $284.85 | -153 | 3,005 | -5% | -$43.6K |
| D | 2023-07-05 | 2023-07-03 | BIIB | Singhal Priya | Head of Development | S - Sale+OE | $282.87 | -81 | 2,924 | -3% | -$22.9K |
| D | 2023-07-05 | 2023-06-30 | BIIB | Singhal Priya | Head of Development | M - OptEx | $0.00 | +315 | 3,158 | +11% | $0 |
| 2023-06-28 | 2023-06-26 | BIIB | Mantas Jesus B | Dir | A - Grant | $0.00 | +960 | 6,048 | +19% | $0 | |
| 2023-06-28 | 2023-06-26 | BIIB | HAWKINS WILLIAM A | Dir | A - Grant | $0.00 | +960 | 5,150 | +23% | $0 | |
| 2023-06-28 | 2023-06-26 | BIIB | LANGER SUSAN | Dir | A - Grant | $0.00 | +960 | 1,419 | +209% | $0 | |
| 2023-06-28 | 2023-06-26 | BIIB | SHERWIN STEPHEN A | Dir | A - Grant | $0.00 | +960 | 18.7K | +5% | $0 | |
| 2023-06-28 | 2023-06-26 | BIIB | Freire Maria C | Dir | A - Grant | $0.00 | +960 | 3,105 | +45% | $0 | |
| 2023-06-28 | 2023-06-26 | BIIB | DORSA CAROLINE | Dir | A - Grant | $0.00 | +1,580 | 24.8K | +7% | $0 | |
| 2023-06-28 | 2023-06-26 | BIIB | Rowinsky Eric K | Dir | A - Grant | $0.00 | +960 | 20.2K | +5% | $0 | |
| 2023-05-02 | 2023-04-28 | BIIB | Gregory Ginger | EVP, Human Resources | S - Sale | $300.00 | -2,681 | 8,483 | -24% | -$804.3K | |
| 2023-04-06 | 2023-04-04 | BIIB | Singhal Priya | Head of Development | S - Sale | $277.11 | -91 | 2,843 | -3% | -$25.2K | |
| D | 2023-04-04 | 2023-03-31 | BIIB | Murphy Nicole | Head of Pharm Ops, Tech | M - OptEx | $0.00 | +239 | 5,818 | +4% | $0 |
| D | 2023-04-04 | 2023-03-31 | BIIB | Murphy Nicole | Head of Pharm Ops, Tech | F - Tax | $278.03 | -116 | 5,702 | -2% | -$32.3K |
Purchase Sale Sale after option exercise All abbreviations