Biogen Inc Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| BLACKROCK, INC. | 05/13/2026 | 15.97 M | $2.93 B | 7.85% | 10.89% |
| PRIMECAP MANAGEMENT CO/CA/ | 05/11/2026 | 14.76 M | $2.71 B | 0.00% | 10.06% |
| FMR LLC | 05/15/2026 | 12.81 M | $2.35 B | 35.88% | 8.73% |
| 05/15/2026 | 9.54 M | $1.75 B | 100.00% | 6.50% | |
| STATE STREET CORP | 05/15/2026 | 7.17 M | $1.31 B | 0.12% | 4.89% |
| 05/08/2026 | 6.53 M | $1.20 B | 100.00% | 4.45% | |
| GEODE CAPITAL MANAGEMENT, LLC | 05/15/2026 | 4.34 M | $793.39 M | 3.41% | 2.96% |
| WELLINGTON MANAGEMENT GROUP LLP | 05/15/2026 | 2.96 M | $542.96 M | -16.60% | 2.02% |
| MORGAN STANLEY | 05/15/2026 | 2.17 M | $398.00 M | -6.63% | 1.48% |
| JPMORGAN CHASE & CO | 05/13/2026 | 2.02 M | $378.14 M | 8.55% | 1.37% |
| AQR CAPITAL MANAGEMENT LLC | 05/15/2026 | 1.92 M | $346.24 M | 25.84% | 1.31% |
| INVESCO LTD. | 05/12/2026 | 1.75 M | $319.96 M | 5.43% | 1.19% |
| BOSTON PARTNERS | 05/11/2026 | 1.70 M | $311.66 M | -1.19% | 1.16% |
| NORTHERN TRUST CORP | 05/14/2026 | 1.45 M | $265.20 M | 0.03% | 0.99% |
| UBS ASSET MANAGEMENT AMERICAS INC | 05/13/2026 | 1.38 M | $252.55 M | -0.99% | 0.94% |
| LEGAL & GENERAL GROUP PLC | 05/08/2026 | 1.35 M | $247.46 M | -7.52% | 0.92% |
| T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 05/15/2026 | 1.16 M | $212.85 M | -0.85% | 0.79% |
| BANK OF AMERICA CORP /DE/ | 05/18/2026 | 1.16 M | $212.00 M | 2.44% | 0.79% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 05/15/2026 | 1.15 M | $210.72 M | 0.48% | 0.78% |
| VAN ECK ASSOCIATES CORP | 05/15/2026 | 1.08 M | $197.97 M | 1.34% | 0.74% |
| DIMENSIONAL FUND ADVISORS LP | 05/07/2026 | 1.08 M | $197.88 M | 12.33% | 0.74% |
| DEUTSCHE BANK AG\ | 05/06/2026 | 1.06 M | $195.03 M | 11.54% | 0.73% |
| GOLDMAN SACHS GROUP INC | 05/15/2026 | 1.05 M | $192.70 M | -4.39% | 0.72% |
| PICTET ASSET MANAGEMENT HOLDING SA | 04/22/2026 | 913.33 K | $168.27 M | -3.61% | 0.62% |
| VANGUARD FIDUCIARY TRUST CO | 05/08/2026 | 825.53 K | $151.34 M | 100.00% | 0.56% |
| POINT72 ASSET MANAGEMENT, L.P. | 05/15/2026 | 809.62 K | $148.43 M | -71.22% | 0.55% |
| ALYESKA INVESTMENT GROUP, L.P. | 05/15/2026 | 805.05 K | $147.59 M | -21.40% | 0.55% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/15/2026 | 798.70 K | $146.43 M | -16.23% | 0.54% |
| AMUNDI | 05/18/2026 | 790.83 K | $144.98 M | 38.15% | 0.54% |
| BANK OF NEW YORK MELLON CORP | 05/05/2026 | 788.52 K | $144.56 M | -2.78% | 0.54% |
| ROBECO INSTITUTIONAL ASSET MANAGEMENT B.V. | 04/21/2026 | 763.17 K | $139.91 M | 24.92% | 0.52% |
| FRED ALGER MANAGEMENT, LLC | 05/15/2026 | 733.19 K | $134.42 M | -8.21% | 0.50% |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 05/14/2026 | 720.63 K | $133.70 M | 1.13% | 0.49% |
| 05/12/2026 | 704.20 K | $129.10 M | 0.00% | 0.48% | |
| FIRST TRUST ADVISORS LP | 05/13/2026 | 673.96 K | $123.56 M | 19.11% | 0.46% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 05/15/2026 | 672.43 K | $123.28 M | -15.11% | 0.46% |
| PACER ADVISORS, INC. | 06/18/2026 | 660.41 K | $121.07 M | -42.37% | 0.45% |
| BALYASNY ASSET MANAGEMENT L.P. | 05/15/2026 | 650.05 K | $119.17 M | 6.92% | 0.44% |
| AUSTRALIANSUPER PTY LTD | 05/07/2026 | 616.19 K | $112.97 M | 29.23% | 0.42% |
| ARTEMIS INVESTMENT MANAGEMENT LLP | 04/13/2026 | 571.57 K | $104.79 M | 151.97% | 0.39% |
| BARCLAYS PLC | 05/15/2026 | 551.47 K | $101.10 M | -57.74% | 0.38% |
| ROYAL BANK OF CANADA | 05/15/2026 | 531.38 K | $97.42 M | -1.93% | 0.36% |
| UBS GROUP AG | 05/05/2026 | 523.45 K | $95.96 M | -18.44% | 0.36% |
| ZURCHER KANTONALBANK (ZURICH CANTONALBANK) | 05/15/2026 | 522.16 K | $95.73 M | 15.41% | 0.36% |
| CAISSE DE DEPOT ET PLACEMENT DU QUEBEC | 05/14/2026 | 518.69 K | $95.09 M | -11.87% | 0.35% |
| CITIGROUP INC | 05/11/2026 | 500.51 K | $91.76 M | -12.78% | 0.34% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/15/2026 | 495.20 K | $90.79 M | -29.44% | 0.34% |
| BNP PARIBAS ARBITRAGE, SNC | 05/12/2026 | 471.07 K | $86.36 M | -7.28% | 0.32% |
| HSBC HOLDINGS PLC | 04/30/2026 | 463.65 K | $84.62 M | -7.97% | 0.32% |
| SWISS NATIONAL BANK | 05/07/2026 | 430.60 K | $78.94 M | 7.17% | 0.29% |
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Biogen Inc institutional Ownership - FAQ's
During the previous two years, 1575 institutional investors and hedge funds held shares of Biogen Inc. The most heavily invested institutionals were:
BlackRock, Inc.: 15.97 M
PRIMECAP MANAGEMENT CO/CA/: 14.76 M
FMR LLC: 12.81 M
STATE STREET CORP: 7.17 M
GEODE CAPITAL MANAGEMENT, LLC: 4.34 M
WELLINGTON MANAGEMENT GROUP LLP: 2.96 M
91.98% of Biogen Inc stock is owned by institutional investors.
Institutional investors have bought a total of 200.00 M shares in the last 24 months. This purchase volume represents approximately $37.65 B in transactions.