Fund shareholders of Biogen Inc
ISIN US09062X1037 · United States · LEI W8J5WZB5IY3K0NDQT671
- Fund shareholders
- 831
- Of which ETFs
- 244 587 other funds
- Value held
- 12.4B $ 1.3B SEK · 50.6M €
- Share of capital
- 45.9 % of 147.8M shares on Jul 27, 2026
831 funds hold this company. This table lists the 827 that declare it in a regulatory filing. The other 4 publish their holdings in their own reports. They are not in the table.
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| S&P 500 Fund Rydex Series Funds | 328 | 60.1K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| DoubleLine Fortune 500 Equal Weight ETF DoubleLine ETF Trust | 327 | 59.9K $ | 0.22 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Symmetry Panoramic US Equity Fund Symmetry Panoramic Trust | 317 | 60.8K $ | 0.01 % | 0.00 % | as of Feb 28, 2026 ↗ |
| AQR MS Fusion Fund AQR Funds | 314 | 57.6K $ | 0.27 % | 0.00 % | as of Mar 31, 2026 ↗ |
| PIMCO RAFI Dynamic Multi-Factor U.S. Equity ETF PIMCO Equity Series | 312 | 57.2K $ | 0.03 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Federated Hermes Global Allocation Fund Federated Hermes Global Allocation Fund | 311 | 59.7K $ | 0.02 % | 0.00 % | as of Feb 28, 2026 ↗ |
| ULTRABULL PROFUND ProFunds | 308 | 58.3K $ | 0.03 % | 0.00 % | as of Apr 30, 2026 ↗ |
| HUSSMAN STRATEGIC ALLOCATION FUND Hussman Investment Trust | 300 | 55K $ | 0.21 % | 0.00 % | as of Mar 31, 2026 ↗ |
| State Street(R) SPDR(R) MSCI ACWI Climate Paris Aligned ETF SPDR INDEX SHARES FUNDS | 299 | 54.8K $ | 0.03 % | 0.00 % | as of Mar 31, 2026 ↗ |
| EQ/Invesco Moderate Allocation Portfolio EQ Advisors Trust | 293 | 53.7K $ | 0.01 % | 0.00 % | as of Mar 31, 2026 ↗ |
| THRIVENT ESG INDEX PORTFOLIO Thrivent Series Fund, Inc. | 272 | 49.9K $ | 0.08 % | 0.00 % | as of Mar 31, 2026 ↗ |
| E*TRADE No Fee Large Cap Index Fund E Trade Trust | 268 | 50.7K $ | 0.05 % | 0.00 % | as of Apr 30, 2026 ↗ |
| AB Dynamic Asset Allocation Portfolio AB VARIABLE PRODUCTS SERIES FUND, INC. | 268 | 49.1K $ | 0.02 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Impact Shares Naacp Minority Empowerment ETF Tidal Trust III | 260 | 47.7K $ | 0.08 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Xtrackers Russell 1000 US Quality at a Reasonable Price ETF DBX ETF Trust | 257 | 49.3K $ | 0.07 % | 0.00 % | as of Feb 27, 2026 ↗ |
| iShares Nasdaq Premium Income Active ETF BlackRock ETF Trust | 251 | 46K $ | 0.37 % | 0.00 % | as of Mar 31, 2026 ↗ |
| WisdomTree U.S. Adaptive Moving Average Fund WisdomTree Trust | 251 | 46K $ | 0.05 % | 0.00 % | as of Mar 31, 2026 ↗ |
| SA T. Rowe Price VCP Balanced Portfolio SUNAMERICA SERIES TRUST | 245 | 46.4K $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| State Street(R) SPDR(R) MSCI World StrategicFactors(SM) ETF SPDR INDEX SHARES FUNDS | 244 | 44.7K $ | 0.03 % | 0.00 % | as of Mar 31, 2026 ↗ |
| MML Managed Volatility Fund MML SERIES INVESTMENT FUND | 230 | 42.2K $ | 0.05 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Avantis Total Equity Markets ETF American Century ETF Trust | 229 | 43.9K $ | 0.01 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Gotham Enhanced S&P 500 Index Fund FundVantage Trust | 225 | 41.2K $ | 0.18 % | 0.00 % | as of Mar 31, 2026 ↗ |
| HEALTH CARE ULTRASECTOR PROFUND ProFunds | 223 | 42.2K $ | 0.42 % | 0.00 % | as of Apr 30, 2026 ↗ |
| MFS Global Alternative Strategy Fund MFS Series Trust XV | 215 | 40.7K $ | 0.02 % | 0.00 % | as of Apr 30, 2026 ↗ |
| ProShares S&P 500 Ex-Financials ETF ProShares Trust | 207 | 39.7K $ | 0.06 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Destinations Shelter Fund Brinker Capital Destinations Trust | 203 | 38.9K $ | 0.04 % | 0.00 % | as of Feb 28, 2026 ↗ |
| The ESG Growth Portfolio HC Capital Trust | 202 | 37K $ | 0.03 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Federated Hermes Managed Volatility Fund II Federated Hermes Insurance Series | 201 | 36.8K $ | 0.02 % | 0.00 % | as of Mar 31, 2026 ↗ |
| S&P 500 2x Strategy Fund Rydex Variable Trust | 195 | 35.7K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| ProShares S&P 500 Ex-Energy ETF ProShares Trust | 194 | 37.2K $ | 0.05 % | 0.00 % | as of Feb 28, 2026 ↗ |
| THRIVENT MODERATE ALLOCATION FUND Thrivent Mutual Funds | 193 | 36.5K $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Federated Hermes MDT Large Cap Core ETF Federated Hermes ETF Trust | 189 | 36.3K $ | 0.06 % | 0.00 % | as of Feb 28, 2026 ↗ |
| ELFUN DIVERSIFIED FUND ELFUN DIVERSIFIED FUND | 189 | 34.6K $ | 0.02 % | 0.00 % | as of Mar 31, 2026 ↗ |
| iShares S&P 500 ex S&P 100 ETF iShares Trust | 181 | 33.2K $ | 0.17 % | 0.00 % | as of Mar 31, 2026 ↗ |
| THRIVENT MODERATELY CONSERVATIVE ALLOCATION PORTFOLIO Thrivent Series Fund, Inc. | 176 | 32.3K $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
| iShares Global Equity Factor ETF iShares Trust | 174 | 32.9K $ | 0.02 % | 0.00 % | as of Apr 30, 2026 ↗ |
| SA Franklin Systematic U.S. Large Cap Core Portfolio SUNAMERICA SERIES TRUST | 166 | 31.4K $ | 0.01 % | 0.00 % | as of Apr 30, 2026 ↗ |
| E*TRADE No Fee Total Market Index Fund E Trade Trust | 161 | 30.5K $ | 0.04 % | 0.00 % | as of Apr 30, 2026 ↗ |
| SA T. Rowe Price Allocation Moderately Aggressive Portfolio SUNAMERICA SERIES TRUST | 160 | 30.3K $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| BlackRock Managed Volatility V.I. Fund BlackRock Variable Series Funds, Inc. | 155 | 28.4K $ | 0.02 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Global X S&P 500 Covered Call & Growth ETF GLOBAL X FUNDS | 151 | 28.6K $ | 0.04 % | 0.00 % | as of Apr 30, 2026 ↗ |
| SPHERE 500 CLIMATE FUND Exchange Place Advisors Trust | 141 | 25.8K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Schroders Global Multi-Asset Portfolio Brighthouse Funds Trust I | 140 | 25.7K $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
| SEB Global Exposure SEB Funds AB | 137 | 239.3K SEK | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| American Conservative Values ETF ETF Opportunities Trust | 134 | 25.4K $ | 0.02 % | 0.00 % | as of Apr 30, 2026 ↗ |
| LoCorr Strategic Allocation Fund LoCorr Investment Trust | 120 | 22K $ | 0.02 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Avantis Inflation Focused Equity ETF American Century ETF Trust | 116 | 22.3K $ | 0.25 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Global X S&P 500 Risk Managed Income ETF GLOBAL X FUNDS | 114 | 21.6K $ | 0.04 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Invesco S&P 500 Downside Hedged ETF Invesco Actively Managed Exchange-Traded Fund Trust | 113 | 21.4K $ | 0.03 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Invesco QQQ Hedged Advantage ETF Invesco Actively Managed Exchange-Traded Fund Trust | 111 | 21K $ | 0.16 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Fidelity Enhanced U.S. All-Cap Equity ETF Fidelity Covington Trust | 110 | 20.2K $ | 0.21 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Pacer S&P 500 Quality FCF R&D Leaders ETF Pacer Funds Trust | 107 | 20.3K $ | 2.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Allspring VT Index Asset Allocation Fund Allspring VARIABLE TRUST | 100 | 18.3K $ | 0.03 % | 0.00 % | as of Mar 31, 2026 ↗ |
| BULL PROFUND ProFunds | 94 | 17.8K $ | 0.04 % | 0.00 % | as of Apr 30, 2026 ↗ |
| PROFUND VP LARGE CAP VALUE ProFunds | 93 | 17K $ | 0.10 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Sector Rotation Fund Meeder Funds | 91 | 16.7K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| WisdomTree BioRevolution Fund WisdomTree Trust | 91 | 16.7K $ | 0.74 % | 0.00 % | as of Mar 31, 2026 ↗ |
| PROFUND VP BULL ProFunds | 88 | 16.1K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| UBS U.S. Allocation Fund UBS INVESTMENT TRUST | 87 | 16.7K $ | 0.01 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Hartford Schroders Diversified Opportunities Fund HARTFORD MUTUAL FUNDS II, INC | 87 | 16.5K $ | 0.01 % | 0.00 % | as of Apr 30, 2026 ↗ |
| AQR CVX Fusion Fund AQR Funds | 87 | 15.9K $ | 0.06 % | 0.00 % | as of Mar 31, 2026 ↗ |
| BlackRock Global Allocation Portfolio BlackRock Series Fund, Inc. | 81 | 14.8K $ | 0.01 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Themes US Cash Flow Champions ETF Themes ETF Trust | 77 | 14.1K $ | 0.45 % | 0.00 % | as of Mar 31, 2026 ↗ |
| MOA CATHOLIC VALUES INDEX FUND MoA Funds Corp | 74 | 13.6K $ | 0.14 % | 0.00 % | as of Mar 31, 2026 ↗ |
| iShares S&P 500 3% Capped ETF iShares Trust | 74 | 13.6K $ | 0.06 % | 0.00 % | as of Mar 31, 2026 ↗ |
| SPP Generation 40-tal Storebrand Asset Management AS | 71 | 124K SEK | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
| First Trust S&P 500 Diversified Free Cash Flow ETF First Trust Exchange-Traded Fund | 71 | 13K $ | 1.03 % | 0.00 % | as of Mar 31, 2026 ↗ |
| NEOS S&P 500(R) Hedged Equity Income ETF NEOS ETF Trust | 64 | 11.7K $ | 0.05 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Global Strategist Portfolio MORGAN STANLEY VARIABLE INSURANCE FUND INC. | 63 | 11.5K $ | 0.02 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Nova Fund Rydex Variable Trust | 53 | 9.7K $ | 0.03 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Invesco MSCI World SRI Index Fund AIM International Mutual Funds (Invesco International Mutual Funds) | 53 | 9.5K $ | 0.14 % | 0.00 % | as of Jan 31, 2026 ↗ |
| THRIVENT MODERATELY CONSERVATIVE ALLOCATION FUND Thrivent Mutual Funds | 52 | 9.8K $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| QRAFT AI-Enhanced U.S. Large Cap ETF Exchange Listed Funds Trust | 52 | 9.8K $ | 0.07 % | 0.00 % | as of Apr 30, 2026 ↗ |
| SA Schroders VCP Global Allocation Portfolio SUNAMERICA SERIES TRUST | 51 | 9.7K $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| NEOS Boosted S&P 500(R) High Income ETF NEOS ETF Trust | 50 | 9.2K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Franklin Allocation VIP Fund Franklin Templeton Variable Insurance Products Trust | 40 | 7.3K $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
| PROFUND VP ULTRABULL ProFunds | 36 | 6.6K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| WisdomTree 500 Digital Fund WisdomTree Digital Trust | 34 | 6.2K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Columbia Research Enhanced Mid Cap ETF Columbia ETF Trust I | 34 | 6.2K $ | 0.21 % | 0.00 % | as of Mar 31, 2026 ↗ |
| UBS GLOBAL ALLOCATION FUND UBS FUNDS | 30 | 5.5K $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
| T. Rowe Price Active Core U.S. Equity ETF T. Rowe Price Exchange-Traded Funds, Inc. | 30 | 5.5K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| LARGE-CAP VALUE PROFUND ProFunds | 29 | 5.5K $ | 0.10 % | 0.00 % | as of Apr 30, 2026 ↗ |
| WisdomTree Technology and Innovation 100 Digital Fund WisdomTree Digital Trust | 24 | 4.4K $ | 0.09 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Xtrackers S&P 500 Diversified Sector Weight ETF DBX ETF Trust | 23 | 4.4K $ | 0.07 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Global X S&P 500 Christian Values ETF GLOBAL X FUNDS | 23 | 4.4K $ | 0.08 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Innovator Equity Premium Income - Daily PutWrite ETF Innovator ETFs Trust | 17 | 3.2K $ | 0.02 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Lazard Retirement Global Dynamic Multi-Asset Portfolio LAZARD RETIREMENT SERIES INC | 14 | 2.6K $ | 0.01 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Cyber Hornet S&P 500 and Bitcoin 75/25 Strategy ETF Cyber Hornet Trust | 13 | 2.4K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Vox Populi ETF Advisors Series Trust | 12 | 2.3K $ | 0.04 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Global X U.S. 500 ETF GLOBAL X FUNDS | 10 | 1.9K $ | 0.05 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Global X S&P 500 Tail Risk ETF GLOBAL X FUNDS | 10 | 1.9K $ | 0.05 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Goldman Sachs MSCI World Private Equity Return Tracker ETF Goldman Sachs ETF Trust | 8 | 1.5K $ | 0.01 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Global X S&P 500 Collar 95-110 ETF GLOBAL X FUNDS | 8 | 1.5K $ | 0.05 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Global X S&P 500 U.S. Revenue Leaders ETF GLOBAL X FUNDS | 7 | 1.3K $ | 0.06 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Gotham Neutral Fund FundVantage Trust | 4 | 733.3 $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
| WisdomTree Efficient U.S. Plus International Equity Fund WisdomTree Trust | 4 | 733.3 $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| ProShares S&P 500 Dynamic Buffer ETF ProShares Trust | 3 | 575.5 $ | 0.03 % | 0.00 % | as of Feb 28, 2026 ↗ |
| iShares U.S. Industry Rotation Active ETF BlackRock ETF Trust | 2 | 378.6 $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Cyber Hornet S&P 500 & Ethereum 75/25 Strategy ETF Cyber Hornet Trust | 1 | 183.3 $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Cyber Hornet S&P 500 & Solana 75/25 Strategy ETF Cyber Hornet Trust | 1 | 183.3 $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.
| Fund | Weight in fund | |
|---|---|---|
| Invesco Biotechnology & Genome ETF Invesco Exchange-Traded Fund Trust | 5.05 % | as of Apr 30, 2026 ↗ |
| MERCH-UNIVERSAL, FI ANDBANK WEALTH MANAGEMENT, SGIIC, S.A.U. | 4.15 % | as of Dec 31, 2025 ↗ |
| VanEck Biotech ETF VanEck ETF Trust | 3.72 % | as of Mar 31, 2026 ↗ |
| iShares Neuroscience and Healthcare ETF iShares Trust | 3.67 % | as of Apr 30, 2026 ↗ |
| iShares Health Innovation Active ETF BlackRock ETF Trust | 3.63 % | as of Apr 30, 2026 ↗ |
| First Trust Nasdaq Pharmaceuticals ETF First Trust Exchange-Traded Fund VI | 3.62 % | as of Mar 31, 2026 ↗ |
| First Trust NYSE Arca Biotechnology Index Fund First Trust Exchange-Traded Fund | 3.47 % | as of Mar 31, 2026 ↗ |
| MERCHFONDO, FI ANDBANK WEALTH MANAGEMENT, SGIIC, S.A.U. | 3.45 % | as of Dec 31, 2025 ↗ |
| The Free Markets ETF Tidal Trust I | 3.40 % | as of Feb 28, 2026 ↗ |
| Alger Mid Cap 40 ETF Alger ETF Trust | 3.32 % | as of Mar 31, 2026 ↗ |
Quarter after quarter
Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.
| Quarter | Shareholders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q2 | 766 | +47 | 67,078,108 | +6.5 % |
| 2026Q1 | 719 | -1 | 62,971,523 | +5.5 % |
| 2025Q4 | 720 | +20 | 59,708,137 | -2.5 % |
| 2025Q3 | 700 | -22 | 61,228,423 | -2.0 % |
| 2025Q2 | 722 | +8 | 62,471,837 | -1.2 % |
| 2025Q1 | 714 | -49 | 63,217,302 | -2.5 % |
| 2024Q4 | 763 | -14 | 64,810,261 | -3.6 % |
| 2024Q3 | 777 | -4 | 67,231,656 | +1.9 % |
| 2024Q2 | 781 | -46 | 65,957,473 | +7.9 % |
| 2024Q1 | 827 | -55 | 61,122,879 | +2.1 % |
| 2023Q4 | 882 | 59,883,539 |
Institutional managers
987 managers declare this company to the SEC (Form 13F). The table shows the 25 largest.
| Manager | Shares | Value | |
|---|---|---|---|
| BlackRock, Inc. | 15,974,601 | 2.9B $ | as of Mar 31, 2026 |
| PRIMECAP MANAGEMENT CO/CA/ | 14,757,607 | 2.7B $ | as of Mar 31, 2026 |
| FMR LLC | 12,807,541 | 2.3B $ | as of Mar 31, 2026 |
| STATE STREET CORP | 7,167,922 | 1.3B $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 4,342,602 | 793.4M $ | as of Mar 31, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | 2,961,641 | 543M $ | as of Mar 31, 2026 |
| MORGAN STANLEY | 2,170,940 | 398M $ | as of Mar 31, 2026 |
| JPMORGAN CHASE & CO | 2,016,009 | 378.1M $ | as of Mar 31, 2026 |
| AQR CAPITAL MANAGEMENT LLC | 1,923,557 | 346.2M $ | as of Mar 31, 2026 |
| Invesco Ltd. | 1,745,255 | 320M $ | as of Mar 31, 2026 |
| Boston Partners | 1,700,078 | 311.7M $ | as of Mar 31, 2026 |
| NORTHERN TRUST CORP | 1,446,579 | 265.2M $ | as of Mar 31, 2026 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 1,377,568 | 252.5M $ | as of Mar 31, 2026 |
| Legal & General Group Plc | 1,349,832 | 247.5M $ | as of Mar 31, 2026 |
| T. Rowe Price Investment Management, Inc. | 1,160,989 | 212.8K $ | as of Mar 31, 2026 |
| BANK OF AMERICA CORP /DE/ | 1,156,369 | 212M $ | as of Mar 31, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1,149,394 | 210.7M $ | as of Mar 31, 2026 |
| VAN ECK ASSOCIATES CORP | 1,079,861 | 198K $ | as of Mar 31, 2026 |
| DIMENSIONAL FUND ADVISORS LP | 1,079,119 | 197.9M $ | as of Mar 31, 2026 |
| DEUTSCHE BANK AG\ | 1,063,828 | 195M $ | as of Mar 31, 2026 |
| GOLDMAN SACHS GROUP INC | 1,051,094 | 192.7M $ | as of Mar 31, 2026 |
| Pictet Asset Management Holding SA | 913,328 | 168.3M $ | as of Mar 31, 2026 |
| Point72 Asset Management, L.P. | 809,617 | 148.4M $ | as of Mar 31, 2026 |
| Alyeska Investment Group, L.P. | 805,050 | 147.6M $ | as of Mar 31, 2026 |
| Amundi | 790,827 | 145M $ | as of Mar 31, 2026 |
Declared shareholders of Biogen Inc
There are 2 beneficial ownership filings. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| FMR LLC and 1 other | 11.30 % | 16,652,975 | as of May 29, 2026 · SCHEDULE 13G |
| Vanguard Capital Management | 7.48 % | 10,989,562 | as of Mar 31, 2026 · SCHEDULE 13G |
Funds holding the debt of Biogen Inc
194 funds declare 386 bond lines of this company. The table shows the 25 largest holdings. The amount is the one the fund files. It is not a share of the debt, because no regulator publishes the amount outstanding in open access.
Cite this page
Titelia. "Fund shareholders of Biogen Inc". https://titelia.com/en/stocks/biogen-inc-US09062X1037