Biogen Inc.
BIIB- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0000875045
In the last 90 days, Biogen Inc. insiders filed 0 open-market purchases and 1 sale; 1,047 institutions reported holding it in 13F filings for Q2 2026, worth $30.7B in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Biogen Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 882
- +16 vs. Q4 2024
- Shares held
- 129.8M
- −2.03M (−1.5%) vs. Q4 2024
- Total value
- $17.7B
- −$2.41B (−11.9%) vs. Q4 2024
- New holders
- 123
- 331 more added
- Sold out
- 107
- 273 more reduced
13 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BIIB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,047 | $30.7B |
| Q1 2026 | 1,015 | $24.7B |
| Q4 2025 | 1,002 | $24.6B |
| Q3 2025 | 909 | $18.4B |
| Q2 2025 | 867 | $16.3B |
| Q1 2025 | 882 | $17.7B |
| Q4 2024 | 879 | $20.2B |
| Q3 2024 | 921 | $25.1B |
| Q2 2024 | 947 | $29.9B |
| Q1 2024 | 955 | $28.0B |
| Q4 2023 | 1,005 | $33.3B |
| Q3 2023 | 966 | $32.2B |
| Q2 2023 | 1,009 | $36.1B |
| Q1 2023 | 1,004 | $35.0B |
| Q4 2022 | 1,033 | $34.6B |
| Q3 2022 | 987 | $33.0B |
| Q2 2022 | 930 | $25.0B |
| Q1 2022 | 954 | $25.9B |
| Q4 2021 | 1,014 | $29.7B |
| Q3 2021 | 1,044 | $35.1B |
| Q2 2021 | 1,107 | $43.6B |
| Q1 2021 | 1,096 | $35.7B |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| UMA Financial Services, Inc. | 44 | $6.02K | 0.00% | +14+46.7% | Added |
| West Oak Capital, LLC | 45 | $6.20K | 0.00% | 00.0% | Unchanged |
| Marshall & Sterling Wealth Advisors Inc. | 48 | $6.57K | 0.00% | +48 | New |
| Tradewinds Capital Management, LLC | 50 | $6.84K | 0.00% | 00.0% | Unchanged |
| Financial Freedom, LLC | 50 | $6.84K | 0.00% | 00.0% | Unchanged |
| Millstone Evans Group, LLC | 50 | $6.84K | 0.00% | 00.0% | Unchanged |
| Synergy Investment Management, LLC | 50 | $6.84K | 0.00% | 00.0% | Unchanged |
| Saudi Central Bank | 57 | $7.80K | 0.04% | +57 | New |
| Kestra Investment Management, LLC | 62 | $8.48K | 0.00% | −48−43.6% | Reduced |
| Private Wealth Asset Management, LLC | 63 | $8.62K | 0.00% | +63 | New |
| First Community Trust NA | 65 | $8.89K | 0.01% | 00.0% | Unchanged |
| Future Financial Wealth Managment LLC | 65 | $8.89K | 0.01% | 00.0% | Unchanged |
| Hemington Wealth Management | 70 | $9.00K | 0.00% | −2−2.8% | Reduced |
| Ogorek Anthony Joseph | 66 | $9.00K | 0.00% | +66 | New |
| FNY Investment Advisers, LLC | 70 | $9.00K | 0.01% | +70 | New |
| Bruce G. Allen Investments, LLC | 67 | $9.17K | 0.01% | +44+191.3% | Added |
| Truvestments Capital LLC | 68 | $9.30K | 0.00% | −8−10.5% | Reduced |
| MV Capital Management, Inc. | 69 | $9.44K | 0.00% | +6+9.5% | Added |
| Smallwood Wealth Investment Management, LLC | 70 | $9.58K | 0.01% | +70 | New |
| West Paces Advisors Inc. | 70 | $9.58K | 0.00% | 00.0% | Unchanged |
| South State Corp. | 72 | $9.85K | 0.00% | +72 | New |
| Mountain Hill Investment Partners Corp. | 75 | $10.3K | 0.01% | −75−50.0% | Reduced |
| Independence Bank of Kentucky | 75 | $10.3K | 0.00% | 00.0% | Unchanged |
| Cetera Trust Company, N.A | 75 | $10.3K | 0.01% | 00.0% | Unchanged |
| Stephenson National Bank & Trust | 75 | $10.3K | 0.00% | +39+108.3% | Added |
| Geneos Wealth Management Inc. | 79 | $10.8K | 0.00% | −9−10.2% | Reduced |
| Adirondack Trust Co | 80 | $10.9K | 0.00% | 00.0% | Unchanged |
| Centerpoint Advisors, LLC | 83 | $11.0K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 81 | $11.1K | 0.00% | −82−50.3% | Reduced |
| Tompkins Financial Corp | 81 | $11.1K | 0.00% | 00.0% | Unchanged |
| Union Bancaire Privee, UBP SA | 82 | $11.3K | 0.00% | 00.0% | Unchanged |
| Hara Capital LLC | 84 | $11.5K | 0.01% | 00.0% | Unchanged |
| Rakuten Securities, Inc. | 87 | $11.9K | 0.01% | +24+38.1% | Added |
| GHP Investment Advisors, Inc. | 87 | $11.9K | 0.00% | +87 | New |
| Creative Capital Management Investments LLC | 92 | $12.6K | 0.00% | 00.0% | Unchanged |
| VSM Wealth Advisory, LLC | 92 | $12.6K | 0.00% | 00.0% | Unchanged |
| GW&K Investment Management, LLC | 92 | $13.0K | 0.00% | −20−17.9% | Reduced |
| Assetmark, Inc | 95 | $13.0K | 0.00% | −13−12.0% | Reduced |
| CKW Financial Group | 100 | $13.0K | 0.00% | 00.0% | Unchanged |
| Delta Asset Management LLC | 100 | $13.7K | 0.00% | 00.0% | Unchanged |
| Broadwater Capital Management LLC | 100 | $13.7K | 0.01% | 00.0% | Unchanged |
| Smithfield Trust Co | 100 | $14.0K | 0.00% | −4−3.8% | Reduced |
| First Horizon Advisors, Inc. | 104 | $14.2K | 0.00% | +4+4.0% | Added |
| NewSquare Capital LLC | 104 | $14.2K | 0.00% | +86+477.8% | Added |
| Asset Dedication, LLC | 104 | $14.2K | 0.00% | 00.0% | Unchanged |
| Graney & King, LLC | 106 | $14.5K | 0.01% | +106 | New |
| Private Wealth Management Group, LLC | 107 | $14.6K | 0.01% | +20+23.0% | Added |
| Brown Shipley& Co Ltd | 107 | $14.6K | 0.01% | +85+386.4% | Added |
| Sittner & Nelson, LLC | 110 | $15.1K | 0.01% | 00.0% | Unchanged |
| Catalyst Capital Advisors LLC | 114 | $15.6K | 0.00% | 00.0% | Unchanged |
| Concord Wealth Partners | 114 | $15.6K | 0.00% | 00.0% | Unchanged |
| Medallion Wealth Advisors, LLC | 115 | $15.7K | 0.01% | 00.0% | Unchanged |
| Sandy Spring Bank | 115 | $15.7K | 0.00% | 00.0% | Unchanged |
| Asset Planning,Inc | 126 | $17.2K | 0.01% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 134 | $18.3K | 0.00% | +84+168.0% | Added |
| Rothschild Investment LLC | 136 | $18.6K | 0.00% | −63−31.7% | Reduced |
| Ransom Advisory, Ltd | 140 | $19.2K | 0.01% | 00.0% | Unchanged |
| Rise Advisors, LLC | 148 | $20.3K | 0.01% | +22+17.5% | Added |
| Principia Wealth Advisory, LLC | 170 | $20.5K | 0.02% | +1+0.6% | Added |
| AllSquare Wealth Management LLC | 153 | $20.9K | 0.01% | +120+363.6% | Added |
| Trust Co | 163 | $22.3K | 0.00% | 00.0% | Unchanged |
| WealthCollab, LLC | 163 | $22.3K | 0.01% | +68+71.6% | Added |
| Spire Wealth Management | 171 | $23.5K | 0.00% | +45+35.7% | Added |
| Opal Wealth Advisors, LLC | 191 | $26.1K | 0.01% | +191 | New |
| Harbour Investments, Inc. | 195 | $26.7K | 0.00% | −17−8.0% | Reduced |
| Greykasell Wealth Strategies, Inc. | 198 | $27.1K | 0.01% | +198 | New |
| Vision Financial Markets LLC | 200 | $27.4K | 0.03% | +200 | New |
| Central Trust Co | 203 | $27.8K | 0.00% | +30+17.3% | Added |
| Montag A & Associates Inc | 209 | $28.6K | 0.00% | 00.0% | Unchanged |
| Bogart Wealth, LLC | 209 | $28.6K | 0.00% | 00.0% | Unchanged |
| Zions Bancorporation, National Association | 211 | $28.9K | 0.00% | +211 | New |
| Pflug Koory, LLC | 214 | $29.3K | 0.02% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 215 | $29.4K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 229 | $31.3K | 0.00% | +98+74.8% | Added |
| CVA Family Office, LLC | 231 | $31.6K | 0.00% | +96+71.1% | Added |
| Capital Advisors, Ltd. LLC | 248 | $34.0K | 0.00% | +38+18.1% | Added |
| NBT Bank N A | 249 | $34.1K | 0.00% | −441−63.9% | Reduced |
| Twin Lakes Capital Management, LLC | 250 | $34.2K | 0.02% | −261−51.1% | Reduced |
| NBC Securities, Inc. | 257 | $35.0K | 0.00% | +257 | New |
| Golden State Wealth Management, LLC | 265 | $36.3K | 0.01% | 00.0% | Unchanged |
| Itau Unibanco Holding S.A. | 276 | $38.0K | 0.00% | 00.0% | Unchanged |
| Lavaca Capital LLC | 285 | $39.0K | 0.02% | +257+917.9% | Added |
| Riverview Trust Co | 286 | $39.1K | 0.04% | +286 | New |
| Sofos Investments, Inc. | 295 | $40.4K | 0.01% | +295 | New |
| Vermillion Wealth Management, Inc. | 300 | $41.1K | 0.01% | 00.0% | Unchanged |
| Newbridge Financial Services Group, Inc. | 300 | $41.1K | 0.01% | 00.0% | Unchanged |
| Hopwood Financial Services, Inc. | 300 | $41.1K | 0.03% | 00.0% | Unchanged |
| Costello Asset Management, INC | 300 | $41.1K | 0.02% | +300 | New |
| MCF Advisors LLC | 324 | $44.3K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 327 | $45.3K | 0.00% | −144−30.6% | Reduced |
| Optimum Investment Advisors | 335 | $45.8K | 0.02% | 00.0% | Unchanged |
| FSA Wealth Management LLC | 344 | $47.1K | 0.02% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 352 | $48.2K | 0.00% | −56−13.7% | Reduced |
| Versant Capital Management, Inc | 371 | $50.8K | 0.01% | −30−7.5% | Reduced |
| Principal Securities, Inc. | 337 | $51.5K | 0.00% | 00.0% | Unchanged |
| Quent Capital, LLC | 391 | $53.5K | 0.01% | +93+31.2% | Added |
| Sentry Investment Management LLC | 454 | $54.0K | 0.04% | −135−22.9% | Reduced |
| Armstrong Advisory Group, Inc | 356 | $54.4K | 0.00% | 00.0% | Unchanged |
| Bellevue Group AG | 402 | $55.0K | 0.00% | −2,250−84.8% | Reduced |
| Key Financial Inc | 406 | $55.6K | 0.01% | 00.0% | Unchanged |