Who owns Biogen Idec?
- Ticker: BIIB
- CUSIP Number: 09062X103
Tip: Access positions for across all investors
Analyze quarterly positions in Biogen Idec with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of Biogen Idec stock
Who bought or sold Biogen Idec this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| FMR | 18M | $3.9B | 42% | Jun 2026 |
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| BlackRock | 16M | $3.5B | 0% | Jun 2026 |
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| PRIMECAP Management Company | 15M | $3.3B | 3% | Jun 2026 |
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| Vanguard Capital Management | 9.7M | $2.1B | 1% | Jun 2026 |
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| State Street Corporation | 7.2M | $1.3B | 0% | Mar 2026 |
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| Vanguard Portfolio Management | 6.6M | $1.4B | 1% | Jun 2026 |
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| Geode Capital Management | 4.4M | $958M | 2% | Jun 2026 |
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| Wellington Management Company | 3.1M | $674M | 5% | Jun 2026 |
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| Norges Bank Investment Management | 2.6M | $557M | 100% | Jun 2026 |
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| Morgan Stanley | 2.2M | $398M | -7% | Mar 2026 |
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| AQR Capital Management | 1.9M | $417M | 1% | Jun 2026 |
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| Jpmorgan Chase & Co | 1.8M | $395M | 100% | Jun 2026 |
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| Invesco | 1.8M | $390M | 3% | Jun 2026 |
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| Susquehanna International | 1.6M | $356M | 15% | Jun 2026 |
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| UBS Group | 1.5M | $331M | 191% | Jun 2026 |
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| Amundi | 1.5M | $328M | 92% | Jun 2026 |
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| Legal & General Group | 1.5M | $323M | 11% | Jun 2026 |
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| Northern Trust | 1.4M | $309M | -1% | Jun 2026 |
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| Goldman Sachs Group | 1.3M | $275M | 8% | Jun 2026 |
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| Robeco Investment Management | 1.3M | $273M | -26% | Jun 2026 |
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| Ubs Global Asset Management Americas | 1.3M | $271M | -9% | Jun 2026 |
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| Dimensional Fund Advisors | 1.1M | $248M | 6% | Jun 2026 |
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| Pacer Advisors | 1.1M | $243M | 70% | Jun 2026 |
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| Charles Schwab Investment Management | 1.1M | $242M | -3% | Jun 2026 |
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| Sixth Street Partners Management Company | 1.1M | $242M | 100% | Jun 2026 |
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| Bank of America Corporation | 1.1M | $241M | -3% | Jun 2026 |
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| Alyeska Investment Group | 932k | $201M | 16% | Jun 2026 |
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| Deutsche Bank Aktiengesellschaft | 894k | $193M | -16% | Jun 2026 |
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| Citadel Advisors | 868k | $187M | 63% | Jun 2026 |
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| Pictet Asset Management Holding SA | 852k | $184M | -7% | Jun 2026 |
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| Vanguard Fiduciary Trust | 829k | $179M | 0% | Jun 2026 |
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| Robeco Institutional Asset Management B V | 791k | $171M | 4% | Jun 2026 |
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| Fred Alger Management | 788k | $170M | 8% | Jun 2026 |
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| Bank of New York Mellon | 774k | $167M | -2% | Jun 2026 |
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| Massachusetts Financial Services | 745k | $161M | 3% | Jun 2026 |
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| Royal Bank of Canada | 709k | $153M | 33% | Jun 2026 |
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| Employees Provident Fund Board | 704k | $152M | 0% | Jun 2026 |
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| LMR Partners | 682k | $147M | 152% | Jun 2026 |
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| First Trust Advisors | 682k | $147M | 1% | Jun 2026 |
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| AustralianSuper Pty | 673k | $145M | 9% | Jun 2026 |
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| T. Rowe Price Associates | 672k | $123M | -15% | Mar 2026 |
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| Artemis Investment Management | 571k | $123M | 0% | Jun 2026 |
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| Zurcher Kantonalbank | 540k | $117M | 3% | Jun 2026 |
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| Hsbc Holdings | 536k | $116M | 14% | Jun 2026 |
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| Citigroup | 522k | $96M | 100% | Mar 2026 |
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| Caisse de depot et placement du Quebec | 510k | $110M | -2% | Jun 2026 |
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| LSV Asset Management | 444k | $96M | 33% | Jun 2026 |
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| Barclays | 427k | $92M | -42% | Jun 2026 |
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| Jane Street | 421k | $91M | 45% | Jun 2026 |
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| Swiss National Bank | 414k | $89M | -4% | Jun 2026 |
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| National Pension Service | 402k | $74M | 40% | Mar 2026 |
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| Bnp Paribas Arbitrage, Snc | 388k | $84M | -18% | Jun 2026 |
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| Candriam Luxembourg S.C.A. | 384k | $83M | 1% | Jun 2026 |
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| Balyasny Asset Management | 365k | $79M | -44% | Jun 2026 |
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| Mitsubishi UFJ Asset Management | 359k | $78M | 7% | Jun 2026 |
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| Sumitomo Mitsui Trust Holdings | 347k | $75M | -3% | Jun 2026 |
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| Victory Capital Management | 343k | $74M | 7% | Jun 2026 |
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| Fil | 343k | $74M | 8% | Jun 2026 |
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| Fisher Investments | 338k | $73M | 8% | Jun 2026 |
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| Vanguard Global Advisers | 336k | $73M | -2% | Jun 2026 |
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| CalPERS | 329k | $71M | -3% | Jun 2026 |
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| Swedbank AB | 321k | $69M | 11% | Jun 2026 |
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| Nuveen | 317k | $69M | -12% | Jun 2026 |
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| Vanguard Asset Management | 284k | $61M | 14% | Jun 2026 |
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| Patient Capital Management | 284k | $61M | -25% | Jun 2026 |
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| Gotham Asset Management | 280k | $61M | -6% | Jun 2026 |
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| KBC Group NV | 279k | $60M | 19% | Jun 2026 |
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| Causeway Capital Management | 278k | $60M | -1% | Jun 2026 |
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| Perceptive Advisors | 276k | $60M | 100% | Jun 2026 |
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| Rhumbline Advisers | 263k | $57M | -5% | Jun 2026 |
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| Ing Investment Management | 247k | $53M | 352% | Jun 2026 |
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| Kames Capital | 241k | $52M | -7% | Jun 2026 |
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| Bnp Paribas Investment Partners | 234k | $51M | 9% | Jun 2026 |
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| California State Teachers Retirement System | 220k | $48M | 0% | Jun 2026 |
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| Alliancebernstein | 215k | $39M | 1% | Jun 2026 |
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| Walleye Trading | 204k | $44M | 74% | Jun 2026 |
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| Klp Kapitalforvaltning As | 199k | $43M | 0% | Jun 2026 |
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| Sphera Funds Management | 197k | $43M | 113% | Jun 2026 |
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| Man Group | 196k | $42M | -38% | Jun 2026 |
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| PanAgora Asset Management | 187k | $40M | 32% | Jun 2026 |
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| Nissay Asset Management Corp | 185k | $40M | 523% | Jun 2026 |
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| Principal Financial Group | 185k | $40M | -1% | Jun 2026 |
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| Allianz Asset Management | 180k | $39M | 1% | Jun 2026 |
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| Jupiter Asset Management | 160k | $35M | 2141% | Jun 2026 |
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| Quantinno Capital Management | 152k | $33M | 31% | Jun 2026 |
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| Treasurer of the State of North Carolina | 149k | $32M | 98% | Jun 2026 |
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| Letko, Brosseau & Associates | 147k | $32M | -3% | Jun 2026 |
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| Portolan Capital Management | 143k | $31M | 21% | Jun 2026 |
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| Palo Alto Investors | 140k | $30M | 0% | Jun 2026 |
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| Creative Planning | 139k | $30M | 18% | Jun 2026 |
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| O'shaughnessy Asset Management | 138k | $30M | -2% | Jun 2026 |
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| Franklin Resources | 137k | $30M | -5% | Jun 2026 |
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| NLI International | 137k | $30M | 309% | Jun 2026 |
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| Russell Investments | 134k | $29M | -1% | Jun 2026 |
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| Ieq Capital | 132k | $29M | -13% | Jun 2026 |
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| Thompson, Siegel, & Walmsley | 131k | $28M | -47% | Jun 2026 |
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| Lord, Abbett & Co | 130k | $28M | 100% | Jun 2026 |
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| Acadian Asset Management | 130k | $28M | -48% | Jun 2026 |
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| Adage Capital Partners GP | 130k | $28M | -61% | Jun 2026 |
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| Wells Fargo & Company | 129k | $28M | 1% | Jun 2026 |
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| Standard Life Aberdeen | 128k | $28M | -15% | Jun 2026 |
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| Great-West Life Assurance Company | 122k | $26M | 0% | Jun 2026 |
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| Florida State Board of Administration | 121k | $26M | -2% | Jun 2026 |
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| Peak6 | 117k | $25M | 39% | Jun 2026 |
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| American Century Companies | 114k | $25M | 9% | Jun 2026 |
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| Woodline Partners | 113k | $24M | 3% | Jun 2026 |
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| APG All Pensions Group NV | 111k | $21M | 32% | Jun 2026 |
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| DekaBank Deutsche Girozentrale | 109k | $20M | 0% | Jun 2026 |
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| Raymond James Financial | 108k | $23M | 12% | Jun 2026 |
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| Aviva | 108k | $23M | 12% | Jun 2026 |
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| New York State Teachers Retirement System | 108k | $23M | -3% | Jun 2026 |
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| National Bank Of Canada /fi/ | 107k | $23M | 36% | Jun 2026 |
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| Eurizon Capital SGR S.p.A. | 103k | $22M | -21% | Jun 2026 |
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| Adams Express Company | 100k | $22M | 0% | Jun 2026 |
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| New York State Common Retirement Fund | 100k | $22M | 0% | Jun 2026 |
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| Integral Health Asset Management | 100k | $22M | 67% | Jun 2026 |
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| Illinois Municipal Retirement Fund | 99k | $22M | 11% | Jun 2026 |
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| Susquehanna Portfolio Strategies | 99k | $21M | -12% | Jun 2026 |
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| Federated Investors | 98k | $21M | 1% | Jun 2026 |
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| Van Eck Associates Corp. | 98k | $21M | -91% | Jun 2026 |
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| LPL Financial | 96k | $21M | 17% | Jun 2026 |
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| Rhenman & Partners Asset Management AB | 95k | $21M | -13% | Jun 2026 |
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| OTR - Nominee Name for The State Teachers Retirement Board of Ohio | 94k | $20M | 2584% | Jun 2026 |
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| Handelsbanken Fonder AB | 93k | $20M | 13% | Jun 2026 |
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| Bank Of Montreal | 93k | $17M | 100% | Mar 2026 |
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| Ameriprise Financial | 91k | $20M | -31% | Jun 2026 |
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| Manufacturers Life Insurance Company | 91k | $20M | -5% | Jun 2026 |
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| Hudson Bay Capital Management | 90k | $19M | -55% | Jun 2026 |
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| Point72 Asset Management | 89k | $19M | -89% | Jun 2026 |
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| Mariner Wealth Advisors | 87k | $19M | 21% | Jun 2026 |
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| Antipodes Partners | 87k | $19M | 100% | Jun 2026 |
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| Mackenzie Financial | 86k | $19M | 21% | Jun 2026 |
|
| Caption Management | 85k | $18M | 112% | Jun 2026 |
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| Mitsubishi UFJ Trust & Banking Corp | 84k | $18M | 30% | Jun 2026 |
|
| Freestone Grove Partners | 84k | $18M | 100% | Jun 2026 |
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| Sei Investments | 83k | $18M | 15% | Jun 2026 |
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| Nomura Holdings | 81k | $18M | -21% | Jun 2026 |
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| D. E. Shaw & Co | 81k | $18M | 269% | Jun 2026 |
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| State of Wisconsin Investment Board | 78k | $17M | 0% | Jun 2026 |
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| HPM Partners | 78k | $17M | 2% | Jun 2026 |
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| Renaissance Technologies | 78k | $17M | -62% | Jun 2026 |
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| Vanguard Investments Australia | 75k | $16M | 2% | Jun 2026 |
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| Cinctive Capital Management | 73k | $16M | 276% | Jun 2026 |
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| Prudential Financial | 72k | $16M | -56% | Jun 2026 |
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| Chevy Chase Trust Holdings | 72k | $15M | -2% | Jun 2026 |
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| Universal- Beteiligungs- und Servicegesellschaft mbH | 71k | $15M | 5% | Jun 2026 |
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| Farallon Capital Management | 71k | $15M | 100% | Jun 2026 |
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| Envestnet Asset Management | 68k | $15M | 6% | Jun 2026 |
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| Wealth Enhancement Advisory Services | 67k | $8.3M | 100% | Jun 2026 |
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| Erste Asset Management GmbH | 67k | $14M | 25% | Jun 2026 |
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| Cresset Asset Management | 61k | $13M | -9% | Jun 2026 |
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| TD Asset Management | 58k | $13M | -55% | Jun 2026 |
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| Sector Gamma ASA | 54k | $12M | -40% | Jun 2026 |
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| Millennium Management | 50k | $11M | -82% | Jun 2026 |
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| Korea Investment Corporation | 34k | $7.3M | -55% | Jun 2026 |
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| Walleye Trading Advisors | 25k | $5.4M | -63% | Jun 2026 |
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| SG Americas Securities | 23k | $4.9M | -88% | Jun 2026 |
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| Marshall Wace | 19k | $4.1M | -92% | Jun 2026 |
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| Canada Pension Plan Investment Board | 14k | $2.9M | -88% | Jun 2026 |
|
| Qube Research & Technologies | 7.5k | $1.6M | -97% | Jun 2026 |
|
Who sold out of Biogen Idec?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Sofinnova Ventures | Mar 2026 | 230k | $42M |
| Logos Global Management | Mar 2026 | 200k | $37M |
| Defilade Capital Management | Mar 2026 | 96k | $18M |