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 2024
Institutional positions in Biogen Inc. as of Mar 31, 2024. 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
- 955
- −41 vs. Q4 2023
- Shares held
- 129.7M
- +1.13M (+0.9%) vs. Q4 2023
- Total value
- $28.0B
- −$5.30B (−15.9%) vs. Q4 2023
- New holders
- 105
- 304 more added
- Sold out
- 146
- 354 more reduced
9 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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 2024
Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| United Bank | 3,473 | $748.9K | 0.38% | +516+17.5% | Added |
| PKO Investment Management Joint-Stock Co | 3,500 | $758.4K | 0.09% | +1,500+75.0% | Added |
| Stratos Wealth Partners, LTD. | 3,524 | $759.9K | 0.01% | −499−12.4% | Reduced |
| Mutual Advisors, LLC | 3,544 | $764.2K | 0.02% | +48+1.4% | Added |
| Integrated Wealth Concepts LLC | 3,570 | $769.8K | 0.01% | +1,556+77.3% | Added |
| Lombard Odier Asset Management (Switzerland) SA | 3,595 | $775.2K | 0.05% | +3,595 | New |
| Cornercap Investment Counsel Inc | 3,599 | $776.1K | 0.12% | +3,599 | New |
| Ironwood Financial, llc | 3,614 | $779.3K | 0.18% | 00.0% | Unchanged |
| South Dakota Investment Council | 3,619 | $780.0K | 0.02% | 00.0% | Unchanged |
| Congress Park Capital LLC | 3,638 | $784.5K | 0.35% | −479−11.6% | Reduced |
| Advisory Services Network, LLC | 3,663 | $789.8K | 0.02% | +1,308+55.5% | Added |
| CWM, LLC | 3,703 | $798.0K | 0.00% | +245+7.1% | Added |
| Cambridge Investment Research Advisors, Inc. | 3,769 | $813.0K | 0.00% | −1,708−31.2% | Reduced |
| Great Valley Advisor Group, Inc. | 3,829 | $825.9K | 0.03% | +1,043+37.4% | Added |
| Missouri Trust & Investment Co | 3,832 | $826.3K | 0.32% | +370+10.7% | Added |
| Richwood Investment Advisors, LLC | 3,856 | $831.5K | 0.74% | −44−1.1% | Reduced |
| Tiaa Trust, National Association | 3,871 | $834.7K | 0.00% | +369+10.5% | Added |
| Jefferies Financial Group Inc. | 3,884 | $837.5K | 0.02% | −45−1.1% | Reduced |
| Whittier Trust Co | 3,887 | $838.1K | 0.01% | −210−5.1% | Reduced |
| O'Shaughnessy Asset Management, LLC | 3,940 | $849.5K | 0.01% | +188+5.0% | Added |
| CenterBook Partners LP | 3,965 | $855.0K | 0.06% | +657+19.9% | Added |
| Texas Yale Capital Corp. | 3,987 | $859.7K | 0.04% | 00.0% | Unchanged |
| Cohen Klingenstein LLC | 4,000 | $862.5K | 0.03% | 00.0% | Unchanged |
| Farmers & Merchants Investments Inc | 4,007 | $864.0K | 0.03% | 00.0% | Unchanged |
| Worldquant Millennium Advisors LLC | 4,041 | $871.4K | 0.01% | +4,041 | New |
| Quantbot Technologies LP | 4,108 | $885.8K | 0.05% | +3,445+519.6% | Added |
| National Asset Management, Inc. | 3,475 | $893.1K | 0.02% | +97+2.9% | Added |
| Hills Bank & Trust Co | 4,148 | $894.4K | 0.08% | +128+3.2% | Added |
| Systematic Financial Management LP | 4,160 | $897.0K | 0.03% | +2,500+150.6% | Added |
| E Fund Management Co., Ltd. | 4,183 | $902.0K | 0.06% | +128+3.2% | Added |
| Sumitomo Life Insurance Co | 4,205 | $906.7K | 0.02% | −186−4.2% | Reduced |
| Beacon Pointe Advisors, LLC | 4,279 | $922.7K | 0.01% | −263−5.8% | Reduced |
| Harvest Fund Management Co., Ltd | 4,280 | $923.0K | 0.08% | +2,990+231.8% | Added |
| Motley Fool Asset Management LLC | 4,289 | $924.8K | 0.06% | +320+8.1% | Added |
| Sherbrooke Park Advisers LLC | 4,346 | $937.1K | 0.18% | +4,346 | New |
| Shell Asset Management Co | 4,055 | $940.0K | 0.04% | −3,407−45.7% | Reduced |
| Alberta Investment Management Corp | 4,500 | $970.3K | 0.01% | −2,100−31.8% | Reduced |
| Citizens & Northern Corp | 4,501 | $970.6K | 0.33% | +97+2.2% | Added |
| Lindenwold Advisors | 4,520 | $974.6K | 0.52% | +1,640+56.9% | Added |
| Northwestern Mutual Investment Management Company, LLC | 4,598 | $991.5K | 0.03% | +12+0.3% | Added |
| Enterprise Bank & Trust Co | 4,620 | $996.2K | 0.34% | +4+0.1% | Added |
| Provident Co of the Employees of the Hebrew University LTD | 4,631 | $998.9K | 1.06% | +4,631 | New |
| Nebula Research & Development LLC | 4,700 | $1.01M | 0.22% | +4,700 | New |
| Pinnacle Associates Ltd | 4,761 | $1.03M | 0.02% | +204+4.5% | Added |
| Inspire Trust Co, N.A. | 4,775 | $1.03M | 0.57% | +2,500+109.9% | Added |
| Kentucky Retirement Systems Insurance Trust Fund | 4,782 | $1.03M | 0.07% | −380−7.4% | Reduced |
| Private Advisor Group, LLC | 4,833 | $1.04M | 0.01% | +224+4.9% | Added |
| Uncommon Cents Investing LLC | 4,860 | $1.05M | 0.32% | +350+7.8% | Added |
| Assetmark, Inc | 4,997 | $1.08M | 0.00% | −38−0.8% | Reduced |
| Everence Capital Management Inc | 5,000 | $1.08M | 0.07% | 00.0% | Unchanged |
| Unison Advisors LLC | 5,078 | $1.09M | 0.11% | 00.0% | Unchanged |
| Seizert Capital Partners, LLC | 5,155 | $1.11M | 0.05% | −119−2.3% | Reduced |
| Premier Path Wealth Partners, LLC | 5,275 | $1.14M | 0.21% | +1,450+37.9% | Added |
| Spears Abacus Advisors LLC | 5,280 | $1.14M | 0.02% | 00.0% | Unchanged |
| Empirical Finance, LLC | 5,343 | $1.15M | 0.07% | +178+3.4% | Added |
| Linden Thomas Advisory Services, LLC | 5,371 | $1.16M | 0.19% | +71+1.3% | Added |
| Rakuten Investment Management, Inc. | 5,379 | $1.16M | 0.01% | +5,021+1,402.5% | Added |
| Kestra Private Wealth Services, LLC | 5,444 | $1.17M | 0.03% | +182+3.5% | Added |
| BI Asset Management Fondsmaeglerselskab A/S | 5,509 | $1.19M | 0.02% | −254−4.4% | Reduced |
| Schonfeld Strategic Advisors LLC | 5,512 | $1.19M | 0.01% | −2,008−26.7% | Reduced |
| Brown Brothers Harriman & Co | 5,516 | $1.19M | 0.01% | −451−7.6% | Reduced |
| Eisler Capital (UK) Ltd. | 5,520 | $1.19M | 0.15% | −5,119−48.1% | Reduced |
| North Star Investment Management Corp. | 5,634 | $1.21M | 0.09% | 00.0% | Unchanged |
| Knights of Columbus Asset Advisors LLC | 5,660 | $1.22M | 0.09% | 00.0% | Unchanged |
| Wealthfront Advisers LLC | 5,661 | $1.22M | 0.00% | −271−4.6% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 5,720 | $1.23M | 0.01% | −729−11.3% | Reduced |
| Gifford Fong Associates | 5,750 | $1.24M | 0.34% | −5,750−50.0% | Reduced |
| Ameritas Investment Partners, Inc. | 5,813 | $1.25M | 0.04% | 00.0% | Unchanged |
| Intellectus Partners, LLC | 5,823 | $1.26M | 0.33% | +260+4.7% | Added |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 6,479 | $1.26M | 0.01% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 5,844 | $1.26M | 0.05% | −55−0.9% | Reduced |
| Point72 Hong Kong Ltd | 5,902 | $1.27M | 0.06% | +5,902 | New |
| Duality Advisers, LP | 5,981 | $1.29M | 0.13% | +5,981 | New |
| Bellevue Group AG | 6,008 | $1.30M | 0.02% | −2,477−29.2% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 6,058 | $1.31M | 0.00% | −433−6.7% | Reduced |
| Alaska Permanent Fund Corp | 6,103 | $1.32M | 0.02% | 00.0% | Unchanged |
| Oak Associates, Ltd | 6,190 | $1.33M | 0.09% | 00.0% | Unchanged |
| Inceptionr LLC | 6,196 | $1.34M | 0.34% | +3,727+151.0% | Added |
| Norinchukin Bank, The | 6,256 | $1.35M | 0.04% | −125−2.0% | Reduced |
| Hussman Strategic Advisors, Inc. | 6,300 | $1.36M | 0.32% | 00.0% | Unchanged |
| Partnership Wealth Management, LLC | 6,322 | $1.36M | 0.96% | −157−2.4% | Reduced |
| AQR Capital Management LLC | 6,362 | $1.37M | 0.00% | −30,778−82.9% | Reduced |
| Cerity Partners LLC | 6,386 | $1.38M | 0.00% | +3,708+138.5% | Added |
| Siemens Fonds Invest GmbH | 6,394 | $1.38M | 0.11% | −72−1.1% | Reduced |
| Cornerstone Advisors, LLC | 6,500 | $1.40M | 0.06% | 00.0% | Unchanged |
| Dohj, LLC | 6,556 | $1.41M | 0.38% | +2,881+78.4% | Added |
| Northwestern Mutual Wealth Management Co | 6,766 | $1.46M | 0.00% | −548−7.5% | Reduced |
| Sectoral Asset Management Inc | 6,967 | $1.50M | 0.59% | −8,860−56.0% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 6,974 | $1.50M | 0.08% | −93−1.3% | Reduced |
| Farther Finance Advisors, LLC | 7,070 | $1.52M | 0.09% | −126−1.8% | Reduced |
| Mogy Joel R Investment Counsel Inc | 7,060 | $1.52M | 0.10% | +100+1.4% | Added |
| Privium Fund Management B.V. | 7,160 | $1.54M | 0.41% | +3,300+85.5% | Added |
| Ethic Inc. | 7,169 | $1.55M | 0.04% | −6,690−48.3% | Reduced |
| XTX Topco Ltd | 7,176 | $1.55M | 0.21% | +4,036+128.5% | Added |
| Brinker Capital Investments, LLC | 7,189 | $1.55M | 0.02% | −1,326−15.6% | Reduced |
| Orion Portfolio Solutions, LLC | 7,189 | $1.55M | 0.02% | −1,326−15.6% | Reduced |
| New Mexico Educational Retirement Board | 7,324 | $1.58M | 0.06% | −200−2.7% | Reduced |
| Thor Investment Management Inc | 7,440 | $1.60M | 1.27% | +427+6.1% | Added |
| Advisors Asset Management, Inc. | 7,441 | $1.60M | 0.03% | +451+6.5% | Added |
| Captrust Financial Advisors | 7,474 | $1.61M | 0.01% | −2,686−26.4% | Reduced |