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, Q2 2023
Institutional positions in Biogen Inc. as of Jun 30, 2023. 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
- 1,009
- +11 vs. Q1 2023
- Shares held
- 126.8M
- −1.09M (−0.9%) vs. Q1 2023
- Total value
- $36.1B
- +$1.11B (+3.2%) vs. Q1 2023
- New holders
- 96
- 322 more added
- Sold out
- 85
- 363 more reduced
6 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Two Sigma Advisers, LP | 157,200 | $44.8M | 0.11% | −144,000−47.8% | Reduced |
| New York State Common Retirement Fund | 156,740 | $44.6M | 0.06% | −1,105−0.7% | Reduced |
| New York State Teachers Retirement System | 154,189 | $43.9M | 0.10% | −7,902−4.9% | Reduced |
| Canada Pension Plan Investment Board | 152,810 | $43.5M | 0.07% | −16,000−9.5% | Reduced |
| ProShare Advisors LLC | 149,594 | $42.6M | 0.12% | −8,329−5.3% | Reduced |
| Banco Bilbao Vizcaya Argentaria, S.A. | 149,461 | $42.6M | 0.55% | +2,520+1.7% | Added |
| Korea Investment CORP | 147,379 | $42.0M | 0.12% | −20,415−12.2% | Reduced |
| Massachusetts Financial Services Co | 146,516 | $41.7M | 0.01% | −571−0.4% | Reduced |
| Raymond James & Associates | 144,231 | $41.1M | 0.03% | +23,814+19.8% | Added |
| Mirae Asset Global Investments Co., Ltd. | 141,161 | $40.2M | 0.09% | −5,224−3.6% | Reduced |
| Nordea Investment Management AB | 139,653 | $39.7M | 0.05% | −290,317−67.5% | Reduced |
| BNP Paribas Arbitrage, SA | 138,674 | $39.5M | 0.08% | −79,975−36.6% | Reduced |
| Lord, Abbett & Co. LLC | 135,547 | $38.6M | 0.13% | +135,547 | New |
| Jane Street Group, LLC | 134,913 | $38.4M | 0.05% | +85,003+170.3% | Added |
| STRS Ohio | 133,916 | $38.1M | 0.16% | −2,837−2.1% | Reduced |
| Fisher Asset Management, LLC | 130,317 | $37.1M | 0.02% | −2,500−1.9% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 127,771 | $36.4M | 0.08% | +8,195+6.9% | Added |
| Railway Pension Investments Ltd | 127,722 | $36.4M | 0.36% | −46,300−26.6% | Reduced |
| Bridgewater Associates, LP | 126,419 | $36.0M | 0.22% | −21,306−14.4% | Reduced |
| Fred Alger Management, LLC | 125,980 | $35.9M | 0.18% | −143,458−53.2% | Reduced |
| Swedbank AB | 124,532 | $35.5M | 0.06% | −595−0.5% | Reduced |
| Standard Life Aberdeen plc | 122,879 | $35.0M | 0.08% | +8,372+7.3% | Added |
| Braidwell LP | 121,942 | $34.7M | 1.13% | −98,800−44.8% | Reduced |
| Voya Investment Management LLC | 117,309 | $33.4M | 0.03% | −3,111−2.6% | Reduced |
| APG Asset Management N.V. | 126,272 | $33.0M | 0.07% | −2,245−1.7% | Reduced |
| Manufacturers Life Insurance Company, The | 113,528 | $32.3M | 0.02% | −10,981−8.8% | Reduced |
| State of Wisconsin Investment Board | 111,498 | $31.8M | 0.09% | +12,677+12.8% | Added |
| Victory Capital Management Inc | 109,759 | $31.3M | 0.03% | −30,614−21.8% | Reduced |
| Letko, Brosseau & Associates Inc | 109,185 | $31.1M | 0.58% | −6,540−5.7% | Reduced |
| Employees Retirement System of Texas | 108,000 | $30.8M | 0.42% | +35,000+47.9% | Added |
| Wedge Capital Management L L P | 106,815 | $30.4M | 0.48% | −34,811−24.6% | Reduced |
| Logos Global Management LP | 100,000 | $28.5M | 3.93% | 00.0% | Unchanged |
| Segantii Capital Management Ltd | 100,000 | $28.5M | 1.72% | +100,000 | New |
| Grantham, Mayo, Van Otterloo & Co. LLC | 99,447 | $28.3M | 0.13% | −41,055−29.2% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 97,992 | $27.9M | 0.06% | −30,202−23.6% | Reduced |
| Putnam Investments LLC | 97,316 | $27.7M | 0.04% | +11,105+12.9% | Added |
| Toronto Dominion Bank | 96,838 | $27.6M | 0.04% | +1,212+1.3% | Added |
| Sector Gamma AS | 95,757 | $27.3M | 6.10% | +7,921+9.0% | Added |
| SEI Investments Co | 91,261 | $26.0M | 0.05% | −10,154−10.0% | Reduced |
| Treasurer of the State of North Carolina | 91,213 | $26.0M | 0.14% | −2,848−3.0% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 88,501 | $25.2M | 0.17% | +7,927+9.8% | Added |
| State of New Jersey Common Pension Fund D | 85,382 | $24.3M | 0.08% | 00.0% | Unchanged |
| Glenmede Trust Co NA | 86,592 | $24.1M | 0.14% | −109−0.1% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 83,994 | $23.9M | 0.09% | −414−0.5% | Reduced |
| Public Employees Retirement System of Ohio | 81,915 | $23.3M | 0.09% | −6,346−7.2% | Reduced |
| Gilder Gagnon Howe & Co LLC | 80,297 | $22.9M | 0.31% | +25,885+47.6% | Added |
| Nomura Asset Management Co Ltd | 78,082 | $22.2M | 0.10% | +16,835+27.5% | Added |
| Schroder Investment Management Group | 75,960 | $21.6M | 0.03% | +1,891+2.6% | Added |
| Handelsbanken Fonder AB | 74,790 | $21.3M | 0.11% | +5,555+8.0% | Added |
| KBC Group NV | 72,310 | $20.6M | 0.08% | +4,891+7.3% | Added |
| Royal London Asset Management Ltd | 70,230 | $20.0M | 0.06% | −26,145−27.1% | Reduced |
| Truist Financial Corp | 69,252 | $19.7M | 0.03% | −1,927−2.7% | Reduced |
| Mn Services Vermogensbeheer B.V. | 68,808 | $19.6M | 0.18% | −4,600−6.3% | Reduced |
| Nisa Investment Advisors, LLC | 67,389 | $19.2M | 0.14% | −4,342−6.1% | Reduced |
| Brandywine Global Investment Management, LLC | 67,165 | $19.1M | 0.16% | +1,528+2.3% | Added |
| Macquarie Group Ltd | 65,399 | $18.6M | 0.02% | +6,059+10.2% | Added |
| Rafferty Asset Management, LLC | 64,793 | $18.5M | 0.10% | +5,628+9.5% | Added |
| Rhenman & Partners Asset Management AB | 64,500 | $18.4M | 1.94% | +17,000+35.8% | Added |
| UniSuper Management Pty Ltd | 64,098 | $18.3M | 0.21% | +64,098 | New |
| FIL Ltd | 63,986 | $18.2M | 0.02% | +99+0.2% | Added |
| DnB Asset Management AS | 63,069 | $18.0M | 0.10% | +3,929+6.6% | Added |
| Boone Capital Management LLC | 62,877 | $17.9M | 6.43% | +3,355+5.6% | Added |
| Martingale Asset Management L P | 62,708 | $17.9M | 0.35% | −160.0% | Reduced |
| Guggenheim Capital LLC | 60,919 | $17.4M | 0.14% | +3,463+6.0% | Added |
| Federated Hermes, Inc. | 60,140 | $17.1M | 0.04% | −2,731−4.3% | Reduced |
| Illinois Municipal Retirement Fund | 60,100 | $17.1M | 0.34% | +3,708+6.6% | Added |
| Sprucegrove Investment Management Ltd | 60,012 | $17.1M | 0.89% | −11,388−15.9% | Reduced |
| Balyasny Asset Management LLC | 59,988 | $17.1M | 0.05% | −179,407−74.9% | Reduced |
| Asset Management One Co.,Ltd. | 59,855 | $17.0M | 0.07% | +1,498+2.6% | Added |
| Allspring Global Investments Holdings, LLC | 59,336 | $16.9M | 0.03% | −8,833−13.0% | Reduced |
| Hudson Bay Capital Management LP | 57,500 | $16.4M | 0.16% | −51,806−47.4% | Reduced |
| Aviva PLC | 57,261 | $16.3M | 0.07% | +24,493+74.7% | Added |
| ExodusPoint Capital Management, LP | 56,852 | $16.2M | 0.19% | −47,444−45.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 54,037 | $15.4M | 0.08% | −53,231−49.6% | Reduced |
| Ossiam | 53,646 | $15.3M | 0.27% | +15,690+41.3% | Added |
| American International Group, Inc. | 53,074 | $15.1M | 0.09% | −1,420−2.6% | Reduced |
| Clal Insurance Enterprises Holdings Ltd | 53,000 | $15.1M | 0.18% | 00.0% | Unchanged |
| Gateway Investment Advisers LLC | 52,992 | $15.1M | 0.18% | −13,444−20.2% | Reduced |
| Artia Global Partners LP | 52,275 | $14.9M | 5.13% | −27,725−34.7% | Reduced |
| Baird Financial Group, Inc. | 51,463 | $14.7M | 0.04% | −1,457−2.8% | Reduced |
| Tredje AP-fonden | 50,383 | $14.4M | 0.20% | 00.0% | Unchanged |
| Altrinsic Global Advisors LLC | 49,575 | $14.1M | 0.54% | −2,201−4.3% | Reduced |
| Factory Mutual Insurance Co | 49,200 | $14.0M | 0.21% | +7,200+17.1% | Added |
| National Bank of Canada | 48,709 | $13.9M | 0.03% | +34,971+254.6% | Added |
| Qube Research & Technologies Ltd | 48,369 | $13.8M | 0.05% | +48,369 | New |
| State of Alaska, Department of Revenue | 47,740 | $13.6M | 0.16% | −924−1.9% | Reduced |
| Bridger Management, LLC | 46,633 | $13.3M | 4.41% | −9,644−17.1% | Reduced |
| Acadian Asset Management LLC | 46,040 | $13.1M | 0.05% | +381+0.8% | Added |
| Stifel Financial Corp | 45,918 | $13.1M | 0.02% | +6,213+15.6% | Added |
| Millennium Management LLC | 44,174 | $12.6M | 0.01% | −469,218−91.4% | Reduced |
| Grimes & Company, Inc. | 44,084 | $12.6M | 0.45% | −404−0.9% | Reduced |
| AMF Pensionsforsakring AB | 43,849 | $12.5M | 0.11% | −1,796−3.9% | Reduced |
| ING Groep NV | 43,848 | $12.5M | 0.09% | −73,710−62.7% | Reduced |
| Mackenzie Financial Corp | 42,621 | $12.2M | 0.02% | −2,968−6.5% | Reduced |
| Point72 Middle East FZE | 42,500 | $12.1M | 0.67% | +42,492+531,150.0% | Added |
| LPL Financial LLC | 42,029 | $12.0M | 0.01% | −500−1.2% | Reduced |
| Atwood & Palmer Inc | 41,702 | $11.9M | 1.06% | +1,014+2.5% | Added |
| Arizona State Retirement System | 41,301 | $11.8M | 0.10% | +1,982+5.0% | Added |
| Oppenheimer Asset Management Inc. | 41,272 | $11.8M | 0.17% | −410−1.0% | Reduced |
| Saturn V Capital Management LLC | 41,047 | $11.7M | 6.48% | +3,588+9.6% | Added |