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 2026
Institutional positions in Biogen Inc. as of Jun 30, 2026. 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
- 1,046
- +42 vs. Q1 2026
- Shares held
- 142.3M
- +7.45M (+5.5%) vs. Q1 2026
- Total value
- $30.7B
- +$6.00B (+24.3%) vs. Q1 2026
- New holders
- 126
- 427 more added
- Sold out
- 84
- 296 more reduced
11 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Heritage Wealth Advisors | 2,009 | $434.1K | 0.01% | 00.0% | Unchanged |
| Procyon Private Wealth Partners, LLC | 2,005 | $433.2K | 0.02% | −58−2.8% | Reduced |
| Estabrook Capital Management | 2,000 | $432.1K | 0.06% | 00.0% | Unchanged |
| Jackson Creek Investment Advisors LLC | 2,127 | $432.0K | 0.14% | −3,535−62.4% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 1,966 | $423.0K | 0.00% | −20,960−91.4% | Reduced |
| Cidel Asset Management Inc | 1,952 | $421.8K | 0.02% | −177−8.3% | Reduced |
| DoubleLine ETF Adviser LP | 1,947 | $420.7K | 0.17% | −178−8.4% | Reduced |
| Sagespring Wealth Partners, LLC | 1,937 | $418.6K | 0.01% | +24+1.3% | Added |
| Parkside Financial Bank & Trust | 1,900 | $410.5K | 0.03% | +45+2.4% | Added |
| Camelot Portfolios, LLC | 1,900 | $410.5K | 0.29% | 00.0% | Unchanged |
| PKO Investment Management Joint-Stock Co | 1,900 | $410.5K | 0.03% | +600+46.2% | Added |
| Stratos Wealth Partners, LTD. | 1,899 | $410.5K | 0.00% | −13−0.7% | Reduced |
| Forum Financial Management, LP | 1,890 | $408.4K | 0.01% | 00.0% | Unchanged |
| SummitTX Capital, L.P. | 1,872 | $404.5K | 0.01% | −19,784−91.4% | Reduced |
| Colonial River Wealth Management, LLC | 1,871 | $404.2K | 0.11% | +41+2.2% | Added |
| Forbes J M & Co LLP | 1,869 | $403.8K | 0.03% | 00.0% | Unchanged |
| Resonant Capital Advisors, LLC | 1,862 | $402.3K | 0.02% | −12−0.6% | Reduced |
| Flputnam Investment Management Co | 1,861 | $402.1K | 0.00% | 00.0% | Unchanged |
| Sectoral Asset Management Inc | 1,850 | $399.7K | 0.28% | 00.0% | Unchanged |
| Westpac Banking Corp | 1,843 | $398.2K | 0.02% | 00.0% | Unchanged |
| Rock Point Advisors, LLC | 1,840 | $397.6K | 0.10% | 00.0% | Unchanged |
| Oslo Pensjonsforsikring AS | 1,840 | $397.6K | 0.05% | 00.0% | Unchanged |
| Everhart Financial Group, Inc. | 1,840 | $397.6K | 0.03% | +2+0.1% | Added |
| Jackson Thornton Asset Management, LLC | 1,829 | $395.2K | 0.03% | +1,829 | New |
| Trail Ridge Investment Advisors, LLC | 1,807 | $390.4K | 0.16% | 00.0% | Unchanged |
| S-Bank Fund Management Ltd | 1,792 | $387.2K | 0.05% | +1,792 | New |
| Waterfront Wealth Inc. | 1,943 | $386.9K | 0.06% | −804−29.3% | Reduced |
| Kera Capital Partners, Inc. | 1,772 | $382.9K | 0.04% | +49+2.8% | Added |
| Exchange Traded Concepts, LLC | 1,770 | $382.4K | 0.00% | −53−2.9% | Reduced |
| Ostrum Asset Management | 1,767 | $381.8K | 0.02% | 00.0% | Unchanged |
| Perigon Wealth Management, LLC | 1,761 | $380.5K | 0.01% | +161+10.1% | Added |
| Riversedge Advisors, LLC | 1,746 | $377.2K | 0.05% | +217+14.2% | Added |
| Abacus Planning Group, Inc. | 1,738 | $375.5K | 0.05% | −22−1.3% | Reduced |
| Envestnet Portfolio Solutions, Inc. | 1,738 | $375.5K | 0.00% | +296+20.5% | Added |
| TCG Advisory Services, LLC | 1,735 | $374.9K | 0.01% | +50+3.0% | Added |
| Hancock Whitney Corp | 1,726 | $372.9K | 0.01% | −9−0.5% | Reduced |
| EntryPoint Capital, LLC | 1,716 | $370.8K | 0.09% | +1,716 | New |
| CX Institutional | 1,701 | $368.0K | 0.01% | −24−1.4% | Reduced |
| Philip James Wealth Mangement, LLC | 1,702 | $367.7K | 0.04% | −621−26.7% | Reduced |
| Peapack Gladstone Financial Corp | 1,699 | $367.0K | 0.00% | +8+0.5% | Added |
| Alps Advisors Inc | 1,692 | $365.6K | 0.00% | +1,692 | New |
| Prospera Financial Services Inc | 1,692 | $365.6K | 0.01% | +82+5.1% | Added |
| Optas, LLC | 1,685 | $364.1K | 0.05% | +29+1.8% | Added |
| Advisory Services Network, LLC | 1,672 | $361.4K | 0.00% | +60+3.7% | Added |
| Plancorp, LLC | 1,726 | $360.8K | 0.01% | −28−1.6% | Reduced |
| Affinity Investment Advisors, LLC | 1,663 | $359.3K | 0.18% | +1,663 | New |
| Principal Securities, Inc. | 1,661 | $358.9K | 0.00% | +241+17.0% | Added |
| Moors & Cabot, Inc. | 1,658 | $358.2K | 0.01% | +5+0.3% | Added |
| Sumitomo Life Insurance Co | 1,648 | $356.1K | 0.01% | −24−1.4% | Reduced |
| Investors Research Corp | 1,641 | $354.6K | 0.06% | −209−11.3% | Reduced |
| AE Wealth Management LLC | 1,633 | $352.9K | 0.00% | −34−2.0% | Reduced |
| PFG Investments, LLC | 1,633 | $352.8K | 0.01% | +65+4.1% | Added |
| Modern Wealth Management, LLC | 1,625 | $351.1K | 0.00% | +96+6.3% | Added |
| Trust Asset Management LLC | 1,617 | $349.4K | 0.02% | 00.0% | Unchanged |
| Joel Isaacson & Co., LLC | 1,614 | $348.7K | 0.01% | 00.0% | Unchanged |
| Wealthspire Advisors, LLC | 1,607 | $347.2K | 0.00% | +398+32.9% | Added |
| Turtle Creek Wealth Advisors, LLC | 1,599 | $345.5K | 0.02% | +53+3.4% | Added |
| One Wealth Advisors, LLC | 1,599 | $345.5K | 0.04% | −56−3.4% | Reduced |
| Mather Group, LLC. | 1,588 | $343.1K | 0.00% | +54+3.5% | Added |
| Kingswood Wealth Advisors, LLC | 1,562 | $337.5K | 0.01% | +80+5.4% | Added |
| Fulcrum Asset Management LLP | 1,546 | $334.9K | 0.03% | +1,546 | New |
| Allianz SE | 1,550 | $334.9K | 0.00% | +1,550 | New |
| Dorsey & Whitney Trust CO LLC | 1,549 | $334.6K | 0.02% | +3+0.2% | Added |
| Poinciana Advisors Group, LLC | 1,541 | $332.9K | 0.25% | 00.0% | Unchanged |
| Alpha Family Trust | 1,540 | $332.7K | 0.13% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 1,539 | $332.5K | 0.03% | +208+15.6% | Added |
| Berkshire Asset Management LLC | 1,534 | $331.4K | 0.01% | 00.0% | Unchanged |
| Umb Bank N A | 1,524 | $329.3K | 0.00% | −238−13.5% | Reduced |
| Boltwood Capital Management | 1,489 | $321.7K | 0.07% | +215+16.9% | Added |
| D'Orazio & Associates, Inc. | 1,481 | $320.0K | 0.04% | −296−16.7% | Reduced |
| MONECO Advisors, LLC | 1,480 | $319.8K | 0.02% | +44+3.1% | Added |
| IFP Advisors, Inc | 1,479 | $319.6K | 0.01% | +328+28.5% | Added |
| Allegheny Financial Group LTD | 1,472 | $318.2K | 0.03% | +22+1.5% | Added |
| SBI Securities Co., Ltd. | 1,471 | $317.8K | 0.01% | −84−5.4% | Reduced |
| NorthRock Partners, LLC | 1,467 | $317.0K | 0.00% | +15+1.0% | Added |
| Phoenix Holdings Ltd. | 1,457 | $314.8K | 0.00% | +86+6.3% | Added |
| Prasad Wealth Partners, LLC | 1,450 | $313.3K | 0.08% | 00.0% | Unchanged |
| Rydar Equities, Inc. | 1,522 | $311.6K | 0.18% | +1,522 | New |
| Pure Financial Advisors, Inc. | 1,438 | $310.7K | 0.00% | −286−16.6% | Reduced |
| IFG Advisory, LLC | 1,425 | $307.9K | 0.01% | +1,425 | New |
| Miracle Mile Advisors, LLC | 1,421 | $307.1K | 0.00% | +44+3.2% | Added |
| Verdence Capital Advisors LLC | 1,418 | $306.4K | 0.02% | +4+0.3% | Added |
| JMN Financial LLC | 1,411 | $304.9K | 0.24% | +1,411 | New |
| Polymer Capital Management (US) LLC | 1,404 | $303.3K | 0.04% | +1,404 | New |
| Keebeck Wealth Management, LLC | 1,395 | $301.4K | 0.03% | +1,395 | New |
| Cigna Investments Inc | 1,395 | $301.0K | 0.04% | 00.0% | Unchanged |
| Integrated Advisors Network LLC | 1,355 | $292.8K | 0.01% | −412−23.3% | Reduced |
| Essential Partners LLC | 1,355 | $292.8K | 0.13% | −4,364−76.3% | Reduced |
| We Are One Seven, LLC | 1,347 | $291.0K | 0.00% | +38+2.9% | Added |
| Cary Street Partners Financial LLC | 1,340 | $289.5K | 0.01% | −3−0.2% | Reduced |
| Noble Wealth Partners LLC | 1,340 | $289.5K | 0.25% | +1,340 | New |
| Livforsakringsbolaget Skandia, Omsesidigt | 1,330 | $287.3K | 0.01% | 00.0% | Unchanged |
| Applied Finance Capital Management, LLC | 1,324 | $286.1K | 0.02% | −518−28.1% | Reduced |
| PDS Planning, Inc | 1,310 | $283.0K | 0.02% | +16+1.2% | Added |
| Clear Wave Wealth Management LLC | 1,304 | $281.7K | 0.06% | +24+1.9% | Added |
| VestGen Advisors, LLC | 1,302 | $281.3K | 0.01% | −360−21.7% | Reduced |
| Valeo Financial Advisors, LLC | 1,301 | $281.1K | 0.01% | +1,301 | New |
| Allegiance Financial Group Advisory Services LLC | 1,289 | $278.5K | 0.05% | +89+7.4% | Added |
| Soltis Investment Advisors LLC | 1,283 | $277.3K | 0.02% | +1,283 | New |
| Resources Investment Advisors, LLC. | 1,283 | $277.2K | 0.00% | +182+16.5% | Added |