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, Q4 2022
Institutional positions in Biogen Inc. as of Dec 31, 2022. 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
- 1,033
- +64 vs. Q3 2022
- Shares held
- 124.9M
- +1.29M (+1.0%) vs. Q3 2022
- Total value
- $34.6B
- +$1.61B (+4.9%) vs. Q3 2022
- New holders
- 160
- 326 more added
- Sold out
- 96
- 361 more reduced
18 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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, Q4 2022
Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Primecap Management Co | 15,700,576 | $4.35B | 3.98% | −41,139−0.3% | Reduced |
| BlackRock Inc. | 14,260,613 | $3.95B | 0.12% | +413,887+3.0% | Added |
| Vanguard Group Inc | 11,976,623 | $3.32B | 0.09% | +61,650+0.5% | Added |
| State Street Corp | 6,808,274 | $1.89B | 0.11% | −87,083−1.3% | Reduced |
| Wellington Management Group LLP | 5,411,213 | $1.50B | 0.30% | +275,596+5.4% | Added |
| Geode Capital Management, LLC | 3,342,330 | $924.1M | 0.13% | +42,855+1.3% | Added |
| JPMorgan Chase & Co | 2,270,307 | $628.7M | 0.09% | +166,390+7.9% | Added |
| Deutsche Bank AG | 1,851,114 | $512.6M | 0.30% | +247,691+15.4% | Added |
| Clearbridge Investments, LLC | 1,805,575 | $500.0M | 0.49% | −70,065−3.7% | Reduced |
| D. E. Shaw & Co., Inc. | 1,756,082 | $486.3M | 0.82% | +220,767+14.4% | Added |
| Northern Trust Corp | 1,671,669 | $462.9M | 0.10% | −13,352−0.8% | Reduced |
| Bank of New York Mellon Corp | 1,512,956 | $419.0M | 0.10% | +6,167+0.4% | Added |
| Morgan Stanley | 1,422,816 | $394.0M | 0.04% | +180,012+14.5% | Added |
| Price T Rowe Associates Inc | 1,396,513 | $386.7M | 0.06% | −138,002−9.0% | Reduced |
| Legal & General Group Plc | 1,380,659 | $382.3M | 0.15% | −48,840−3.4% | Reduced |
| Dimensional Fund Advisors LP | 1,343,232 | $371.9M | 0.13% | −19,821−1.5% | Reduced |
| Norges Bank | 1,307,702 | $362.1M | 0.09% | +62,965+5.1% | Added |
| Marshall Wace, LLP | 1,244,150 | $344.5M | 0.89% | +1,093,576+726.3% | Added |
| Point72 Asset Management, L.P. | 1,226,124 | $339.5M | 1.28% | −451,858−26.9% | Reduced |
| FMR LLC | 1,211,193 | $335.4M | 0.03% | −265,039−18.0% | Reduced |
| UBS Asset Management Americas Inc | 1,094,191 | $303.0M | 0.16% | −22,265−2.0% | Reduced |
| Renaissance Technologies LLC | 1,000,276 | $277.0M | 0.38% | −154,231−13.4% | Reduced |
| Goldman Sachs Group Inc | 978,882 | $271.1M | 0.08% | −418,762−30.0% | Reduced |
| Beutel, Goodman & Co Ltd. | 954,896 | $264.4M | 1.60% | −3,085−0.3% | Reduced |
| Invesco Ltd. | 920,479 | $254.9M | 0.07% | −50,297−5.2% | Reduced |
| Amundi | 818,633 | $233.3M | 0.13% | +169,737+26.2% | Added |
| Charles Schwab Investment Management Inc | 836,294 | $231.6M | 0.07% | +15,726+1.9% | Added |
| Two Sigma Advisers, LP | 804,300 | $222.7M | 0.62% | −72,000−8.2% | Reduced |
| Van Eck Associates Corp | 787,558 | $218.1M | 0.56% | −130,428−14.2% | Reduced |
| Pictet Asset Management SA | 709,906 | $196.6M | 0.28% | +15,681+2.3% | Added |
| Man Group plc | 695,284 | $192.5M | 0.69% | +26,106+3.9% | Added |
| Sarissa Capital Management LP | 643,000 | $178.1M | 21.19% | 00.0% | Unchanged |
| Barclays PLC | 622,728 | $172.4M | 0.15% | +286,871+85.4% | Added |
| Farallon Capital Management, L.L.C. | 592,699 | $164.1M | 1.06% | +287,200+94.0% | Added |
| Swiss National Bank | 589,800 | $163.3M | 0.12% | −44,972−7.1% | Reduced |
| Allianz Asset Management GmbH | 581,634 | $161.1M | 0.36% | +16,703+3.0% | Added |
| Nuveen Asset Management, LLC | 551,985 | $152.9M | 0.06% | −20,703−3.6% | Reduced |
| Ra Capital Management, L.P. | 532,892 | $147.6M | 2.99% | −404,657−43.2% | Reduced |
| Assenagon Asset Management S.A. | 531,412 | $147.2M | 0.61% | −71,804−11.9% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 519,795 | $143.9M | 0.11% | −49,590−8.7% | Reduced |
| Bank of America Corp | 496,337 | $137.4M | 0.02% | −72,464−12.7% | Reduced |
| Arrowstreet Capital, Limited Partnership | 446,799 | $123.7M | 0.17% | −183,697−29.1% | Reduced |
| Franklin Resources Inc | 422,084 | $116.9M | 0.06% | +12,842+3.1% | Added |
| Nordea Investment Management AB | 423,965 | $116.5M | 0.18% | +8,925+2.2% | Added |
| Armistice Capital, LLC | 400,000 | $110.8M | 2.98% | +176,000+78.6% | Added |
| AXA S.A. | 386,696 | $107.1M | 0.39% | +136,991+54.9% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 385,410 | $106.7M | 0.38% | +38,818+11.2% | Added |
| Royal Bank of Canada | 383,806 | $106.3M | 0.03% | +131,377+52.0% | Added |
| American Century Companies Inc | 383,614 | $106.2M | 0.09% | +91,793+31.5% | Added |
| Palo Alto Investors LP | 380,082 | $105.3M | 8.97% | +19,101+5.3% | Added |
| California Public Employees Retirement System | 371,892 | $103.0M | 0.09% | −14,101−3.7% | Reduced |
| Credit Suisse AG | 360,356 | $99.8M | 0.11% | +61,320+20.5% | Added |
| LSV Asset Management | 358,854 | $99.4M | 0.22% | −10,268−2.8% | Reduced |
| Employees Provident Fund Board | 345,000 | $95.5M | 2.76% | −47,680−12.1% | Reduced |
| Bank of Montreal | 323,807 | $94.7M | 0.07% | +44,533+15.9% | Added |
| Millennium Management LLC | 338,585 | $93.8M | 0.10% | −574,120−62.9% | Reduced |
| Fred Alger Management, LLC | 332,065 | $92.0M | 0.50% | +188,033+130.5% | Added |
| Robeco Institutional Asset Management B.V. | 313,157 | $86.7M | 0.25% | +5,341+1.7% | Added |
| Parnassus Investments | 305,808 | $84.7M | 0.21% | −41,943−12.1% | Reduced |
| Neuberger Berman Group LLC | 301,531 | $83.5M | 0.08% | −103,962−25.6% | Reduced |
| Deep Track Capital, LP | 300,000 | $83.1M | 3.62% | +300,000 | New |
| Thrivent Financial for Lutherans | 298,608 | $82.7M | 0.21% | −10,214−3.3% | Reduced |
| Candriam Luxembourg S.C.A. | 297,813 | $82.5M | 0.56% | +46,654+18.6% | Added |
| UBS Group AG | 294,275 | $81.5M | 0.04% | +147,458+100.4% | Added |
| Envestnet Asset Management Inc | 293,463 | $81.3M | 0.04% | −12,184−4.0% | Reduced |
| HSBC Holdings PLC | 281,938 | $77.6M | 0.10% | +111,755+65.7% | Added |
| Rhumbline Advisers | 278,605 | $77.2M | 0.10% | +5,359+2.0% | Added |
| Russell Investments Group, Ltd. | 276,689 | $76.6M | 0.16% | −60,565−18.0% | Reduced |
| First Trust Advisors LP | 275,283 | $76.2M | 0.09% | −113,693−29.2% | Reduced |
| BNP Paribas Arbitrage, SA | 274,363 | $76.0M | 0.19% | +53,760+24.4% | Added |
| Samlyn Capital, LLC | 266,963 | $73.9M | 1.45% | +130,558+95.7% | Added |
| Wells Fargo & Company | 266,108 | $73.7M | 0.02% | −52,870−16.6% | Reduced |
| Lord, Abbett & Co. LLC | 264,315 | $73.2M | 0.26% | +249,884+1,731.6% | Added |
| OrbiMed Advisors LLC | 258,200 | $71.5M | 1.37% | +33,600+15.0% | Added |
| Braidwell LP | 252,542 | $69.9M | 2.34% | +252,542 | New |
| California State Teachers Retirement System | 251,522 | $69.7M | 0.11% | +1,384+0.6% | Added |
| Citadel Advisors LLC | 247,812 | $68.6M | 0.08% | −1,566−0.6% | Reduced |
| Alliancebernstein L.P. | 242,978 | $67.3M | 0.03% | +10,599+4.6% | Added |
| Paradigm Biocapital Advisors LP | 238,772 | $66.1M | 7.76% | +84,167+54.4% | Added |
| Erste Asset Management GmbH | 236,447 | $65.4M | 1.38% | +20,387+9.4% | Added |
| Ensign Peak Advisors, Inc | 229,810 | $63.6M | 0.14% | +157,068+215.9% | Added |
| Qube Research & Technologies Ltd | 228,626 | $63.3M | 0.38% | +228,626 | New |
| Adage Capital Partners GP, L.L.C. | 222,599 | $61.6M | 0.15% | −25,200−10.2% | Reduced |
| Epoch Investment Partners, Inc. | 221,601 | $61.4M | 0.37% | +7,803+3.6% | Added |
| Susquehanna International Group, LLP | 216,737 | $60.0M | 0.12% | +50,500+30.4% | Added |
| Two Sigma Investments, LP | 213,939 | $59.2M | 0.19% | +63,121+41.9% | Added |
| Jane Street Group, LLC | 207,581 | $57.5M | 0.11% | −96,959−31.8% | Reduced |
| Los Angeles Capital Management LLC | 201,076 | $55.7M | 0.27% | +48,908+32.1% | Added |
| National Pension Service | 199,525 | $55.3M | 0.11% | −6,127−3.0% | Reduced |
| Citigroup Inc | 196,826 | $54.5M | 0.08% | −58,384−22.9% | Reduced |
| AQR Capital Management LLC | 197,818 | $54.4M | 0.12% | −56,640−22.3% | Reduced |
| Tekla Capital Management LLC | 195,430 | $54.1M | 2.04% | +49,991+34.4% | Added |
| United Capital Financial Advisers, LLC | 191,938 | $53.2M | 0.30% | −9,592−4.8% | Reduced |
| Voloridge Investment Management, LLC | 191,306 | $53.0M | 0.30% | +160,124+513.5% | Added |
| Mirae Asset Global Investments Co., Ltd. | 189,491 | $52.5M | 0.14% | +7,932+4.4% | Added |
| Korea Investment CORP | 185,038 | $51.2M | 0.16% | −84,501−31.4% | Reduced |
| Saratoga Research & Investment Management | 184,049 | $51.0M | 2.52% | −47,356−20.5% | Reduced |
| State Board of Administration of Florida Retirement System | 182,116 | $50.4M | 0.12% | +550+0.3% | Added |
| Krensavage Asset Management, LLC | 177,004 | $49.0M | 15.15% | −7,644−4.1% | Reduced |
| Railway Pension Investments Ltd | 174,022 | $48.2M | 0.48% | +6,100+3.6% | Added |