BIIB insider transaction filings
BIOGEN INC. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-05. Screen BIIB transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-05 | 4 | Minor Lloyd — Director | Sale (S): 593 @ $203.34 · Sale (S): 593 @ $200.96 | EDGAR |
| 2026-06-11 | 4 | Minor Lloyd — Director | Grant/award (A): 1,505 @ $0 | EDGAR |
| 2026-06-11 | 4 | Pangalos Menelas N — Director | Option exercise (M): 2,370 @ $0 · Grant/award (A): 1,505 @ $0 · Option exercise (M): 2,370 (derivative) @ $0 | EDGAR |
| 2026-06-11 | 4 | LANGER SUSAN — Director | Grant/award (A): 1,505 @ $0 | EDGAR |
| 2026-06-11 | 4 | Patolawala Monish D — Director | Grant/award (A): 1,505 @ $0 | EDGAR |
| 2026-06-11 | 4 | Mantas Jesus B — Director | Grant/award (A): 1,505 @ $0 | EDGAR |
| 2026-06-11 | 4 | Freire Maria C — Director | Grant/award (A): 2,005 @ $0 | EDGAR |
| 2026-06-11 | 4 | Rowinsky Eric K — Director | Grant/award (A): 1,505 @ $0 | EDGAR |
| 2026-06-11 | 4 | HAWKINS WILLIAM A — Director | Grant/award (A): 1,505 @ $0 | EDGAR |
| 2026-06-11 | 4 | SHERWIN STEPHEN A — Director | Grant/award (A): 1,505 @ $0 | EDGAR |
| 2026-05-05 | 4 | Keeney Adam — Head of Corporate Development | Option exercise (M): 939 @ $0 · Tax withholding (F): 455 @ $187.06 · Option exercise (M): 939 (derivative) @ $0 | EDGAR |
| 2026-04-03 | 4 | Godbout Sean — Chief Accounting Officer | Option exercise (M): 181 @ $0 · Tax withholding (F): 54 @ $183.78 · Option exercise (M): 181 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | Godbout Sean — Chief Accounting Officer | Grant/award (A): 1,800 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | Grogan Jane — Head of Research | Grant/award (A): 8,450 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | Keeney Adam — Head of Corporate Development | Grant/award (A): 8,025 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | Murphy Nicole — Head of Pharm Ops and Tech | Purchase (P): 3 @ $195.03 · Grant/award (A): 10,560 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | Izzar Rachid — Head of Global Product Strat. | Grant/award (A): 7,390 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | Viehbacher Christopher — President and CEO, Director | Grant/award (A): 38,015 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | Singhal Priya — Head of Development | Grant/award (A): 10,560 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | Kramer Robin — Chief Financial Officer | Grant/award (A): 8,450 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | Gregory Ginger — EVP, Human Resources | Grant/award (A): 8,025 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | ALEXANDER SUSAN H — EVP Chief Legal Officer | Grant/award (A): 8,450 (derivative) @ $0 | EDGAR |
| 2026-02-10 | 4 | Godbout Sean — Chief Accounting Officer | Option exercise (M): 257 @ $0 · Tax withholding (F): 76 @ $201.18 · Option exercise (M): 305 @ $0 · Tax withholding (F): 103 @ $201.18 · Option exercise (M): 517 @ $0 · Tax withholding (F): 180 @ $201.18 · +3 more | EDGAR |
| 2026-02-10 | 4 | Grogan Jane — Head of Research | Option exercise (M): 1,385 @ $0 · Tax withholding (F): 407 @ $201.18 · Option exercise (M): 1,873 @ $0 · Tax withholding (F): 584 @ $201.18 · Option exercise (M): 1,385 (derivative) @ $0 · Option exercise (M): 1,873 (derivative) @ $0 | EDGAR |
| 2026-02-10 | 4 | Keeney Adam — Head of Corporate Development | Option exercise (M): 1,802 @ $0 · Tax withholding (F): 589 @ $201.18 · Option exercise (M): 3,278 @ $0 · Tax withholding (F): 994 @ $201.18 · Option exercise (M): 1,802 (derivative) @ $0 · Option exercise (M): 3,278 (derivative) @ $0 | EDGAR |
| 2026-02-10 | 4 | Murphy Nicole — Head of Pharm Ops and Tech | Option exercise (M): 2,102 @ $0 · Tax withholding (F): 1,017 @ $201.18 · Option exercise (M): 1,940 @ $0 · Tax withholding (F): 914 @ $201.18 · Option exercise (M): 4,683 @ $0 · Tax withholding (F): 1,408 @ $201.18 · +3 more | EDGAR |
| 2026-02-10 | 4 | Izzar Rachid — Head of Global Product Strat. | Option exercise (M): 2,044 @ $0 · Tax withholding (F): 805 @ $201.18 · Option exercise (M): 1,802 @ $0 · Tax withholding (F): 458 @ $201.18 · Option exercise (M): 3,043 @ $0 · Tax withholding (F): 775 @ $201.18 · +3 more | EDGAR |
| 2026-02-10 | 4 | Viehbacher Christopher — President and CEO, Director | Option exercise (M): 9,008 @ $0 · Tax withholding (F): 4,356 @ $201.18 · Option exercise (M): 15,453 @ $0 · Tax withholding (F): 6,624 @ $201.18 · Option exercise (M): 9,008 (derivative) @ $0 · Option exercise (M): 15,453 (derivative) @ $0 | EDGAR |
| 2026-02-10 | 4 | Singhal Priya — Head of Development | Option exercise (M): 2,217 @ $0 · Tax withholding (F): 1,056 @ $201.18 · Option exercise (M): 4,683 @ $0 · Tax withholding (F): 1,412 @ $201.18 · Sale (S): 2,660 @ $199.83 · Option exercise (M): 2,217 (derivative) @ $0 · +1 more | EDGAR |
| 2026-02-10 | 4 | Kramer Robin — Chief Financial Officer | Option exercise (M): 789 @ $0 · Tax withholding (F): 273 @ $201.18 · Option exercise (M): 703 @ $0 · Tax withholding (F): 207 @ $201.18 · Option exercise (M): 3,511 @ $0 · Tax withholding (F): 1,063 @ $201.18 · +3 more | EDGAR |
| 2026-02-10 | 4 | Gregory Ginger — EVP, Human Resources | Option exercise (M): 1,635 @ $0 · Tax withholding (F): 791 @ $201.18 · Option exercise (M): 1,802 @ $0 · Tax withholding (F): 666 @ $201.18 · Option exercise (M): 3,746 @ $0 · Tax withholding (F): 1,132 @ $201.18 · +3 more | EDGAR |
| 2026-02-10 | 4 | ALEXANDER SUSAN H — EVP Chief Legal Officer | Option exercise (M): 2,190 @ $0 · Tax withholding (F): 1,059 @ $201.18 · Option exercise (M): 1,940 @ $0 · Tax withholding (F): 931 @ $201.18 · Option exercise (M): 4,916 @ $0 · Tax withholding (F): 1,514 @ $201.18 · +3 more | EDGAR |
| 2026-02-03 | 4 | Singhal Priya — Head of Development | Option exercise (M): 1,829 @ $0 · Tax withholding (F): 582 @ $179.89 · Sale (S): 748 @ $179.30 · Option exercise (M): 1,829 (derivative) @ $0 | EDGAR |
| 2025-12-03 | 4 | Viehbacher Christopher — President and CEO, Director | Option exercise (M): 7,040 @ $0 · Tax withholding (F): 3,404 @ $177.78 · Option exercise (M): 7,040 (derivative) @ $0 | EDGAR |
| 2025-11-04 | 4 | Grogan Jane — Head of Research | Option exercise (M): 695 @ $0 · Tax withholding (F): 337 @ $154.27 · Option exercise (M): 695 (derivative) @ $0 | EDGAR |
| 2025-10-06 | 4 | Godbout Sean — Chief Accounting Officer | Option exercise (M): 26 @ $0 · Tax withholding (F): 8 @ $155.25 · Option exercise (M): 26 (derivative) @ $0 | EDGAR |
| 2025-09-02 | 4 | Singhal Priya — Head of Development | Option exercise (M): 1,669 @ $0 · Tax withholding (F): 807 @ $132.22 · Sale (S): 517 @ $133.55 · Option exercise (M): 1,669 (derivative) @ $0 | EDGAR |
| 2025-07-16 | 4 | Izzar Rachid — Head of Global Product Strat. | Sale (S): 2,223 @ $135 | EDGAR |
| 2025-06-18 | 4 | Minor Lloyd — Director | Grant/award (A): 2,370 @ $0 | EDGAR |
| 2025-06-18 | 4 | Pangalos Menelas N — Director | Grant/award (A): 2,370 (derivative) @ $0 | EDGAR |
| 2025-06-18 | 4 | LANGER SUSAN — Director | Grant/award (A): 2,370 @ $0 | EDGAR |
| 2025-06-18 | 4 | Patolawala Monish D — Director | Grant/award (A): 2,370 @ $0 | EDGAR |
| 2025-06-18 | 4 | Mantas Jesus B — Director | Grant/award (A): 2,370 @ $0 | EDGAR |
| 2025-06-18 | 4 | Freire Maria C — Director | Grant/award (A): 2,370 @ $0 | EDGAR |
| 2025-06-18 | 4 | Rowinsky Eric K — Director | Grant/award (A): 2,370 @ $0 | EDGAR |
| 2025-06-18 | 4 | DORSA CAROLINE — Director | Grant/award (A): 3,160 @ $0 | EDGAR |
| 2025-06-18 | 4 | HAWKINS WILLIAM A — Director | Grant/award (A): 2,370 @ $0 | EDGAR |
| 2025-06-18 | 4 | SHERWIN STEPHEN A — Director | Grant/award (A): 2,370 @ $0 | EDGAR |
| 2025-05-20 | 4 | Singhal Priya — Head of Development | Sale (S): 3,806 @ $126.25 | EDGAR |
| 2025-05-05 | 4 | Keeney Adam — Head of Corporate Development | Option exercise (M): 938 @ $0 · Tax withholding (F): 454 @ $120.93 · Option exercise (M): 938 (derivative) @ $0 | EDGAR |
Recent 8-K events — BIOGEN INC.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-07-29 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-01 | 8-K | 2.02 — Results of Operations and Financial Condition | EDGAR |
| 2026-06-10 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-06-10 | 8-K/A | 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-14 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.01 — Completion of Acquisition or Disposition of Assets 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-29 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-06 | 8-K | 2.02 — Results of Operations and Financial Condition | EDGAR |
| 2026-03-31 | 8-K | 1.01 — Entry into a Material Definitive Agreement 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-11 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-02-11 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8.01 — Other Events | EDGAR |
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