BIIB
Biogen Inc
NASDAQ: BIIB · HEALTHCARE · DRUG MANUFACTURERS - GENERAL
$194.38
+6.00% today
Updated 2026-04-29
Market cap
$28.53B
P/E ratio
20.92
P/S ratio
2.88x
EPS (TTM)
$9.29
Dividend yield
—
52W range
$115 – $202
Volume
1.1M
Biogen Inc (BIIB) Insider transactions
Net insider activity
Net buying (72,886 shares)
Buy transactions
40
Sell transactions
60
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-04-01 | GODBOUT, SEAN | Chief Accounting Officer | Sale | 181 | — | — |
| 2026-04-01 | GODBOUT, SEAN | Chief Accounting Officer | Buy | 181 | — | — |
| 2026-04-01 | GODBOUT, SEAN | Chief Accounting Officer | Sale | 54 | $183.78 | $9924.12 |
| 2026-02-13 | VIEHBACHER, CHRISTOPHER | Director, President and CEO | Buy | 38,015 | — | — |
| 2026-02-13 | SINGHAL, PRIYA | Head of Development | Buy | 10,560 | — | — |
| 2026-02-13 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Buy | 10,560 | — | — |
| 2026-02-13 | KRAMER, ROBIN | Chief Financial Officer | Buy | 8,450 | — | — |
| 2026-02-13 | KEENEY, ADAM | Head of Corporate Development | Buy | 8,025 | — | — |
| 2026-02-13 | IZZAR, RACHID | Head of Global Product Strat. | Buy | 7,390 | — | — |
| 2026-02-13 | GROGAN, JANE | Head of Research | Buy | 8,450 | — | — |
| 2026-02-13 | GREGORY, GINGER | EVP, Human Resources | Buy | 8,025 | — | — |
| 2026-02-13 | GODBOUT, SEAN | Chief Accounting Officer | Buy | 1,800 | — | — |
| 2026-02-13 | ALEXANDER, SUSAN H | EVP Chief Legal Officer | Buy | 8,450 | — | — |
| 2026-02-12 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Buy | 3 | $195.04 | $585.11 |
| 2026-02-09 | SINGHAL, PRIYA | Head of Development | Sale | 2,660 | $199.83 | $531547.80 |
| 2026-02-06 | VIEHBACHER, CHRISTOPHER | Director, President and CEO | Sale | 15,453 | — | — |
| 2026-02-06 | VIEHBACHER, CHRISTOPHER | Director, President and CEO | Sale | 9,008 | — | — |
| 2026-02-06 | VIEHBACHER, CHRISTOPHER | Director, President and CEO | Buy | 15,453 | — | — |
| 2026-02-06 | VIEHBACHER, CHRISTOPHER | Director, President and CEO | Buy | 9,008 | — | — |
| 2026-02-06 | VIEHBACHER, CHRISTOPHER | Director, President and CEO | Sale | 6,624 | $201.18 | $1.33M |
| 2026-02-06 | VIEHBACHER, CHRISTOPHER | Director, President and CEO | Sale | 4,356 | $201.18 | $876340.08 |
| 2026-02-06 | SINGHAL, PRIYA | Head of Development | Sale | 4,683 | — | — |
| 2026-02-06 | SINGHAL, PRIYA | Head of Development | Sale | 2,217 | — | — |
| 2026-02-06 | SINGHAL, PRIYA | Head of Development | Buy | 4,683 | — | — |
| 2026-02-06 | SINGHAL, PRIYA | Head of Development | Buy | 2,217 | — | — |
| 2026-02-06 | SINGHAL, PRIYA | Head of Development | Sale | 1,412 | $201.18 | $284066.16 |
| 2026-02-06 | SINGHAL, PRIYA | Head of Development | Sale | 1,056 | $201.18 | $212446.08 |
| 2026-02-06 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Sale | 4,683 | — | — |
| 2026-02-06 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Sale | 2,102 | — | — |
| 2026-02-06 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Sale | 1,940 | — | — |
| 2026-02-06 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Buy | 4,683 | — | — |
| 2026-02-06 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Buy | 2,102 | — | — |
| 2026-02-06 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Buy | 1,940 | — | — |
| 2026-02-06 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Sale | 1,408 | $201.18 | $283261.44 |
| 2026-02-06 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Sale | 1,017 | $201.18 | $204600.06 |
| 2026-02-06 | MURPHY, NICOLE | Head of Pharm Ops and Tech | Sale | 914 | $201.18 | $183878.52 |
| 2026-02-06 | KRAMER, ROBIN | Chief Financial Officer | Sale | 3,511 | — | — |
| 2026-02-06 | KRAMER, ROBIN | Chief Financial Officer | Sale | 789 | — | — |
| 2026-02-06 | KRAMER, ROBIN | Chief Financial Officer | Sale | 703 | — | — |
| 2026-02-06 | KRAMER, ROBIN | Chief Financial Officer | Buy | 3,511 | — | — |
| 2026-02-06 | KRAMER, ROBIN | Chief Financial Officer | Sale | 1,063 | $201.18 | $213854.34 |
| 2026-02-06 | KRAMER, ROBIN | Chief Financial Officer | Buy | 789 | — | — |
| 2026-02-06 | KRAMER, ROBIN | Chief Financial Officer | Buy | 703 | — | — |
| 2026-02-06 | KRAMER, ROBIN | Chief Financial Officer | Sale | 273 | $201.18 | $54922.14 |
| 2026-02-06 | KRAMER, ROBIN | Chief Financial Officer | Sale | 207 | $201.18 | $41644.26 |
| 2026-02-06 | KEENEY, ADAM | Head of Corporate Development | Sale | 3,278 | — | — |
| 2026-02-06 | KEENEY, ADAM | Head of Corporate Development | Sale | 1,802 | — | — |
| 2026-02-06 | KEENEY, ADAM | Head of Corporate Development | Buy | 3,278 | — | — |
| 2026-02-06 | KEENEY, ADAM | Head of Corporate Development | Buy | 1,802 | — | — |
| 2026-02-06 | KEENEY, ADAM | Head of Corporate Development | Sale | 994 | $201.18 | $199972.92 |
| 2026-02-06 | KEENEY, ADAM | Head of Corporate Development | Sale | 589 | $201.18 | $118495.02 |
| 2026-02-06 | IZZAR, RACHID | Head of Global Product Strat. | Sale | 3,043 | — | — |
| 2026-02-06 | IZZAR, RACHID | Head of Global Product Strat. | Sale | 2,044 | — | — |
| 2026-02-06 | IZZAR, RACHID | Head of Global Product Strat. | Sale | 1,802 | — | — |
| 2026-02-06 | IZZAR, RACHID | Head of Global Product Strat. | Buy | 3,043 | — | — |
| 2026-02-06 | IZZAR, RACHID | Head of Global Product Strat. | Buy | 2,044 | — | — |
| 2026-02-06 | IZZAR, RACHID | Head of Global Product Strat. | Buy | 1,802 | — | — |
| 2026-02-06 | IZZAR, RACHID | Head of Global Product Strat. | Sale | 805 | $201.18 | $161949.90 |
| 2026-02-06 | IZZAR, RACHID | Head of Global Product Strat. | Sale | 775 | $201.18 | $155914.50 |
| 2026-02-06 | IZZAR, RACHID | Head of Global Product Strat. | Sale | 458 | $201.18 | $92140.44 |
| 2026-02-06 | GROGAN, JANE | Head of Research | Sale | 1,873 | — | — |
| 2026-02-06 | GROGAN, JANE | Head of Research | Sale | 1,385 | — | — |
| 2026-02-06 | GROGAN, JANE | Head of Research | Buy | 1,873 | — | — |
| 2026-02-06 | GROGAN, JANE | Head of Research | Buy | 1,385 | — | — |
| 2026-02-06 | GROGAN, JANE | Head of Research | Sale | 584 | $201.18 | $117489.12 |
| 2026-02-06 | GROGAN, JANE | Head of Research | Sale | 407 | $201.18 | $81880.26 |
| 2026-02-06 | GREGORY, GINGER | EVP, Human Resources | Sale | 3,746 | — | — |
| 2026-02-06 | GREGORY, GINGER | EVP, Human Resources | Sale | 1,802 | — | — |
| 2026-02-06 | GREGORY, GINGER | EVP, Human Resources | Sale | 1,635 | — | — |
| 2026-02-06 | GREGORY, GINGER | EVP, Human Resources | Buy | 3,746 | — | — |
| 2026-02-06 | GREGORY, GINGER | EVP, Human Resources | Buy | 1,802 | — | — |
| 2026-02-06 | GREGORY, GINGER | EVP, Human Resources | Buy | 1,635 | — | — |
| 2026-02-06 | GREGORY, GINGER | EVP, Human Resources | Sale | 1,132 | $201.18 | $227735.76 |
| 2026-02-06 | GREGORY, GINGER | EVP, Human Resources | Sale | 791 | $201.18 | $159133.38 |
| 2026-02-06 | GREGORY, GINGER | EVP, Human Resources | Sale | 666 | $201.18 | $133985.88 |
| 2026-02-06 | GODBOUT, SEAN | Chief Accounting Officer | Sale | 517 | — | — |
| 2026-02-06 | GODBOUT, SEAN | Chief Accounting Officer | Sale | 305 | — | — |
| 2026-02-06 | GODBOUT, SEAN | Chief Accounting Officer | Sale | 257 | — | — |
| 2026-02-06 | GODBOUT, SEAN | Chief Accounting Officer | Buy | 517 | — | — |
| 2026-02-06 | GODBOUT, SEAN | Chief Accounting Officer | Buy | 305 | — | — |
| 2026-02-06 | GODBOUT, SEAN | Chief Accounting Officer | Buy | 257 | — | — |
| 2026-02-06 | GODBOUT, SEAN | Chief Accounting Officer | Sale | 180 | $201.18 | $36212.40 |
| 2026-02-06 | GODBOUT, SEAN | Chief Accounting Officer | Sale | 103 | $201.18 | $20721.54 |
| 2026-02-06 | GODBOUT, SEAN | Chief Accounting Officer | Sale | 76 | $201.18 | $15289.68 |
| 2026-02-06 | ALEXANDER, SUSAN H | EVP Chief Legal Officer | Sale | 4,916 | — | — |
| 2026-02-06 | ALEXANDER, SUSAN H | EVP Chief Legal Officer | Sale | 2,190 | — | — |
| 2026-02-06 | ALEXANDER, SUSAN H | EVP Chief Legal Officer | Sale | 1,940 | — | — |
| 2026-02-06 | ALEXANDER, SUSAN H | EVP Chief Legal Officer | Buy | 4,916 | — | — |
| 2026-02-06 | ALEXANDER, SUSAN H | EVP Chief Legal Officer | Buy | 2,190 | — | — |
| 2026-02-06 | ALEXANDER, SUSAN H | EVP Chief Legal Officer | Buy | 1,940 | — | — |
| 2026-02-06 | ALEXANDER, SUSAN H | EVP Chief Legal Officer | Sale | 1,514 | $201.18 | $304586.52 |
| 2026-02-06 | ALEXANDER, SUSAN H | EVP Chief Legal Officer | Sale | 1,059 | $201.18 | $213049.62 |
| 2026-02-06 | ALEXANDER, SUSAN H | EVP Chief Legal Officer | Sale | 931 | $201.18 | $187298.58 |
| 2026-02-02 | SINGHAL, PRIYA | Head of Development | Sale | 748 | $179.30 | $134116.40 |
| 2026-01-30 | SINGHAL, PRIYA | Head of Development | Sale | 1,829 | — | — |
| 2026-01-30 | SINGHAL, PRIYA | Head of Development | Buy | 1,829 | — | — |
| 2026-01-30 | SINGHAL, PRIYA | Head of Development | Sale | 582 | $179.89 | $104695.98 |
| 2025-12-01 | VIEHBACHER, CHRISTOPHER | Director, President and CEO | Sale | 7,040 | — | — |
| 2025-12-01 | VIEHBACHER, CHRISTOPHER | Director, President and CEO | Buy | 7,040 | — | — |
| 2025-12-01 | VIEHBACHER, CHRISTOPHER | Director, President and CEO | Sale | 3,404 | $177.78 | $605163.12 |