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; 1,046 institutions reported holding it in 13F filings for Q2 2026, worth $30.7B in total; no superinvestor holds it.
13F holders, Q2 2025
Institutional positions in Biogen Inc. as of Jun 30, 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
- 867
- −3 vs. Q1 2025
- Shares held
- 130.1M
- +498.1K (+0.4%) vs. Q1 2025
- Total value
- $16.3B
- −$1.38B (−7.8%) vs. Q1 2025
- New holders
- 96
- 342 more added
- Sold out
- 99
- 263 more reduced
12 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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 | 1,046 | $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, Q2 2025
Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Millstone Evans Group, LLC | 50 | $6.28K | 0.00% | 00.0% | Unchanged |
| Meeder Asset Management Inc | 50 | $6.28K | 0.00% | +12+31.6% | Added |
| Grove Bank & Trust | 51 | $6.41K | 0.00% | −393−88.5% | Reduced |
| Cornerstone Planning Group LLC | 52 | $6.91K | 0.00% | +38+271.4% | Added |
| Montag A & Associates Inc | 60 | $7.54K | 0.00% | −149−71.3% | Reduced |
| Private Wealth Asset Management, LLC | 63 | $7.91K | 0.00% | 00.0% | Unchanged |
| First Community Trust NA | 65 | $8.16K | 0.01% | 00.0% | Unchanged |
| Future Financial Wealth Managment LLC | 65 | $8.16K | 0.01% | 00.0% | Unchanged |
| Kestra Investment Management, LLC | 62 | $8.48K | 0.00% | 00.0% | Unchanged |
| Truvestments Capital LLC | 68 | $8.57K | 0.00% | 00.0% | Unchanged |
| Smallwood Wealth Investment Management, LLC | 70 | $8.79K | 0.01% | 00.0% | Unchanged |
| Sachetta, LLC | 70 | $8.79K | 0.00% | +42+150.0% | Added |
| Avion Wealth | 74 | $9.00K | 0.00% | +53+252.4% | Added |
| Twin Peaks Wealth Advisors, LLC | 70 | $9.03K | 0.00% | +70 | New |
| Asset Dedication, LLC | 74 | $9.29K | 0.00% | −30−28.8% | Reduced |
| Harbor Investment Advisory, LLC | 74 | $9.29K | 0.00% | +56+311.1% | Added |
| Stephenson National Bank & Trust | 75 | $9.42K | 0.00% | 00.0% | Unchanged |
| Independence Bank of Kentucky | 75 | $9.42K | 0.00% | 00.0% | Unchanged |
| Cetera Trust Company, N.A | 75 | $9.42K | 0.01% | 00.0% | Unchanged |
| Mountain Hill Investment Partners Corp. | 75 | $9.42K | 0.01% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 79 | $9.92K | 0.00% | 00.0% | Unchanged |
| Centerpoint Advisors, LLC | 83 | $10.0K | 0.00% | 00.0% | Unchanged |
| Adirondack Trust Co | 80 | $10.0K | 0.00% | 00.0% | Unchanged |
| RMG Wealth Management LLC | 80 | $10.1K | 0.00% | +80 | New |
| GHP Investment Advisors, Inc. | 82 | $10.3K | 0.00% | −5−5.7% | Reduced |
| Atlantic Trust, LLC | 82 | $10.3K | 0.00% | +55+203.7% | Added |
| Union Bancaire Privee, UBP SA | 82 | $10.3K | 0.00% | 00.0% | Unchanged |
| Hara Capital LLC | 84 | $10.6K | 0.01% | 00.0% | Unchanged |
| Brown Shipley& Co Ltd | 85 | $10.7K | 0.01% | −22−20.6% | Reduced |
| Catalyst Capital Advisors LLC | 89 | $11.2K | 0.00% | −25−21.9% | Reduced |
| Red Tortoise LLC | 89 | $11.2K | 0.01% | +76+584.6% | Added |
| Ransom Advisory, Ltd | 90 | $11.3K | 0.01% | −50−35.7% | Reduced |
| VSM Wealth Advisory, LLC | 92 | $11.6K | 0.00% | 00.0% | Unchanged |
| South State Corp. | 95 | $11.9K | 0.00% | +23+31.9% | Added |
| Delta Asset Management LLC | 100 | $12.6K | 0.00% | 00.0% | Unchanged |
| Broadwater Capital Management LLC | 12,559 | $12.6K | 0.01% | +12,459+12,459.0% | Added |
| Strengthening Families & Communities, LLC | 100 | $12.6K | 0.01% | +100 | New |
| Livelsberger Financial Advisory | 100 | $12.6K | 0.24% | +100 | New |
| Global Retirement Partners, LLC | 102 | $12.8K | 0.00% | +102 | New |
| Bell Investment Advisors, Inc | 102 | $12.8K | 0.00% | −32−23.9% | Reduced |
| CKW Financial Group | 100 | $13.0K | 0.00% | 00.0% | Unchanged |
| Bruce G. Allen Investments, LLC | 105 | $13.2K | 0.01% | +38+56.7% | Added |
| Graney & King, LLC | 106 | $13.3K | 0.01% | 00.0% | Unchanged |
| Sittner & Nelson, LLC | 110 | $13.8K | 0.01% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 110 | $13.9K | 0.00% | +6+5.8% | Added |
| Medallion Wealth Advisors, LLC | 115 | $14.4K | 0.01% | 00.0% | Unchanged |
| Atlantic Union Bankshares Corp | 115 | $14.4K | 0.00% | +115 | New |
| North Capital, Inc. | 116 | $14.6K | 0.01% | −322−73.5% | Reduced |
| Asset Planning,Inc | 126 | $15.8K | 0.01% | 00.0% | Unchanged |
| Addison Advisors LLC | 126 | $15.8K | 0.00% | +114+950.0% | Added |
| True Wealth Design, LLC | 143 | $18.0K | 0.01% | +118+472.0% | Added |
| Rise Advisors, LLC | 148 | $18.6K | 0.01% | 00.0% | Unchanged |
| Spire Wealth Management | 148 | $18.6K | 0.00% | −23−13.5% | Reduced |
| NBC Securities, Inc. | 154 | $19.0K | 0.00% | −103−40.1% | Reduced |
| AllSquare Wealth Management LLC | 153 | $19.2K | 0.01% | 00.0% | Unchanged |
| Trust Co | 163 | $20.5K | 0.00% | 00.0% | Unchanged |
| Central Trust Co | 163 | $20.5K | 0.00% | −40−19.7% | Reduced |
| Private Trust Co NA | 166 | $20.8K | 0.00% | −63−27.5% | Reduced |
| Ogorek Anthony Joseph | 172 | $21.0K | 0.01% | +106+160.6% | Added |
| WealthCollab, LLC | 171 | $21.5K | 0.01% | +8+4.9% | Added |
| Rakuten Securities, Inc. | 179 | $22.5K | 0.01% | +92+105.7% | Added |
| MV Capital Management, Inc. | 180 | $22.6K | 0.00% | +111+160.9% | Added |
| Principia Wealth Advisory, LLC | 183 | $23.0K | 0.02% | +13+7.6% | Added |
| Capital Advisors, Ltd. LLC | 180 | $23.0K | 0.00% | −68−27.4% | Reduced |
| Opal Wealth Advisors, LLC | 186 | $23.4K | 0.01% | −5−2.6% | Reduced |
| Vision Financial Markets LLC | 200 | $25.1K | 0.02% | 00.0% | Unchanged |
| Mount Yale Investment Advisors, LLC | 200 | $25.1K | 0.00% | +200 | New |
| Harbour Investments, Inc. | 201 | $25.2K | 0.00% | +6+3.1% | Added |
| Smartleaf Asset Management LLC | 202 | $25.5K | 0.00% | −125−38.2% | Reduced |
| Bogart Wealth, LLC | 209 | $26.2K | 0.00% | 00.0% | Unchanged |
| Pflug Koory, LLC | 214 | $26.9K | 0.01% | 00.0% | Unchanged |
| Rothschild Investment LLC | 224 | $28.1K | 0.00% | +88+64.7% | Added |
| Concord Wealth Partners | 228 | $28.6K | 0.00% | +114+100.0% | Added |
| NewSquare Capital LLC | 244 | $30.6K | 0.00% | +140+134.6% | Added |
| Twin Lakes Capital Management, LLC | 250 | $31.4K | 0.02% | 00.0% | Unchanged |
| WFA of San Diego, LLC | 253 | $31.8K | 0.02% | +253 | New |
| Quintet Private Bank (Europe) S.A. | 255 | $32.0K | 0.00% | −672−72.5% | Reduced |
| GW&K Investment Management, LLC | 260 | $33.0K | 0.00% | +168+182.6% | Added |
| Golden State Wealth Management, LLC | 265 | $33.3K | 0.00% | 00.0% | Unchanged |
| Itau Unibanco Holding S.A. | 273 | $34.3K | 0.00% | −3−1.1% | Reduced |
| Strategic Wealth Partners, Ltd. | 280 | $35.2K | 0.00% | +280 | New |
| NBT Bank N A | 284 | $35.7K | 0.00% | +35+14.1% | Added |
| Financial Gravity Companies, Inc. | 295 | $37.0K | 0.01% | +295 | New |
| Costello Asset Management, INC | 300 | $37.7K | 0.01% | 00.0% | Unchanged |
| Newbridge Financial Services Group, Inc. | 300 | $37.7K | 0.01% | 00.0% | Unchanged |
| Hopwood Financial Services, Inc. | 300 | $37.7K | 0.03% | 00.0% | Unchanged |
| MCF Advisors LLC | 324 | $40.7K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 333 | $41.8K | 0.00% | +118+54.9% | Added |
| Optimum Investment Advisors | 335 | $42.1K | 0.02% | 00.0% | Unchanged |
| TD Private Client Wealth LLC | 338 | $42.4K | 0.00% | +326+2,716.7% | Added |
| FSA Wealth Management LLC | 344 | $43.2K | 0.02% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 349 | $43.8K | 0.00% | −3−0.9% | Reduced |
| Armstrong Advisory Group, Inc | 356 | $44.7K | 0.00% | 00.0% | Unchanged |
| Zions Bancorporation, National Association | 372 | $46.7K | 0.00% | +161+76.3% | Added |
| Onefund, LLC | 373 | $47.0K | 0.03% | +373 | New |
| CVA Family Office, LLC | 393 | $49.4K | 0.01% | +162+70.1% | Added |
| Caldwell Trust Co | 401 | $50.4K | 0.01% | −253−38.7% | Reduced |
| Aventura Private Wealth, LLC | 402 | $50.5K | 0.02% | −138−25.6% | Reduced |
| Bellevue Group AG | 402 | $50.5K | 0.00% | 00.0% | Unchanged |
| Key Financial Inc | 406 | $51.0K | 0.01% | 00.0% | Unchanged |