Alnylam Pharmaceuticals Inc Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| CAPITAL WORLD INVESTORS | 02/11/2026 | 16.30 M | $6.48 B | -0.81% | 12.40% |
| FMR LLC | 02/17/2026 | 15.90 M | $6.32 B | -5.16% | 12.03% |
| VANGUARD GROUP INC | 01/29/2026 | 13.55 M | $5.39 B | -0.08% | 10.35% |
| BLACKROCK, INC. | 02/12/2026 | 10.40 M | $4.14 B | 5.02% | 7.94% |
| CAPITAL RESEARCH GLOBAL INVESTORS | 02/11/2026 | 6.78 M | $2.70 B | -6.14% | 5.16% |
| JPMORGAN CHASE & CO | 02/11/2026 | 4.72 M | $1.88 B | 3.88% | 3.59% |
| STATE STREET CORP | 02/13/2026 | 3.23 M | $1.28 B | 4.79% | 2.46% |
| GEODE CAPITAL MANAGEMENT, LLC | 02/09/2026 | 2.65 M | $1.06 B | 6.06% | 2.02% |
| BAILLIE GIFFORD & CO | 01/23/2026 | 2.60 M | $1.03 B | -6.75% | 1.98% |
| NORGES BANK | 02/10/2026 | 2.25 M | $895.82 M | 100.00% | 1.71% |
| INVESCO LTD. | 02/19/2026 | 2.17 M | $861.25 M | 46.16% | 1.65% |
| DODGE & COX | 02/13/2026 | 1.96 M | $781.15 M | -15.37% | 1.49% |
| T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 02/19/2026 | 1.75 M | $697.34 M | -19.34% | 1.33% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 02/17/2026 | 1.70 M | $677.13 M | -5.41% | 1.30% |
| WELLINGTON MANAGEMENT GROUP LLP | 02/17/2026 | 1.63 M | $647.74 M | -10.81% | 1.23% |
| ORBIS ALLAN GRAY LTD | 02/17/2026 | 1.62 M | $643.48 M | -17.06% | 1.22% |
| AMERICAN CENTURY COMPANIES INC | 02/13/2026 | 1.49 M | $590.58 M | -9.52% | 1.12% |
| TWO SIGMA ADVISERS, LP | 02/17/2026 | 1.13 M | $450.36 M | 26.90% | 0.86% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 02/13/2026 | 1.13 M | $448.22 M | -16.85% | 0.85% |
| MORGAN STANLEY | 02/13/2026 | 970.16 K | $385.78 M | 33.62% | 0.74% |
| LEGAL & GENERAL GROUP PLC | 02/09/2026 | 961.50 K | $382.34 M | 8.30% | 0.73% |
| AQR CAPITAL MANAGEMENT LLC | 02/17/2026 | 919.96 K | $365.82 M | 23.65% | 0.70% |
| NORTHERN TRUST CORP | 02/17/2026 | 857.74 K | $341.08 M | 2.95% | 0.65% |
| UBS GROUP AG | 01/29/2026 | 825.84 K | $328.40 M | 69.16% | 0.63% |
| FRANKLIN RESOURCES INC | 02/11/2026 | 787.62 K | $313.20 M | 10.31% | 0.60% |
| QUBE RESEARCH & TECHNOLOGIES LTD | 02/17/2026 | 774.68 K | $308.05 M | -4.51% | 0.59% |
| DEUTSCHE BANK AG\ | 02/11/2026 | 711.98 K | $283.12 M | 17.43% | 0.54% |
| BANK OF AMERICA CORP /DE/ | 02/17/2026 | 685.18 K | $272.46 M | -54.28% | 0.52% |
| UBS ASSET MANAGEMENT AMERICAS INC | 02/13/2026 | 652.37 K | $259.41 M | -7.93% | 0.50% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 02/13/2026 | 647.84 K | $257.61 M | 4.70% | 0.49% |
| FEDERATED HERMES, INC. | 02/12/2026 | 628.06 K | $249.75 M | 14.17% | 0.48% |
| TWO SIGMA INVESTMENTS, LP | 02/17/2026 | 616.12 K | $245.00 M | 3.39% | 0.47% |
| AMUNDI | 02/17/2026 | 608.88 K | $242.12 M | 58.45% | 0.46% |
| CLEARBRIDGE INVESTMENTS, LLC | 02/11/2026 | 597.01 K | $237.40 M | -4.08% | 0.45% |
| ROYAL BANK OF CANADA | 02/17/2026 | 591.50 K | $235.21 M | 35.43% | 0.45% |
| NUVEEN, LLC | 02/12/2026 | 565.79 K | $224.99 M | -3.75% | 0.43% |
| MARSHALL WACE, LLP | 02/13/2026 | 549.92 K | $218.68 M | 8.17% | 0.42% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 02/17/2026 | 523.90 K | $208.33 M | -34.61% | 0.40% |
| BANK OF NEW YORK MELLON CORP | 02/10/2026 | 504.13 K | $200.47 M | 20.09% | 0.38% |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 01/22/2026 | 495.31 K | $196.96 M | 38.92% | 0.38% |
| LOOMIS SAYLES & CO L P | 02/12/2026 | 488.90 K | $194.41 M | -2.35% | 0.37% |
| BELLEVUE GROUP AG | 02/17/2026 | 445.90 K | $177.31 M | -0.14% | 0.34% |
| D. E. SHAW & CO., INC. | 02/17/2026 | 444.49 K | $176.75 M | 122.90% | 0.34% |
| 1832 ASSET MANAGEMENT L.P. | 02/13/2026 | 440.15 K | $175.02 M | -4.18% | 0.33% |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 02/13/2026 | 401.37 K | $159.61 M | -2.19% | 0.30% |
| D. E. SHAW & CO., INC. | 02/17/2026 | 397.20 K | $157.95 M | 1,145.14% | 0.30% |
| BNP PARIBAS ARBITRAGE, SNC | 02/10/2026 | 389.44 K | $154.86 M | 154.47% | 0.30% |
| RAYMOND JAMES FINANCIAL INC | 02/18/2026 | 388.71 K | $154.43 M | 3.02% | 0.29% |
| GOLDMAN SACHS GROUP INC | 03/25/2026 | 375.32 K | $149.25 M | -30.28% | 0.29% |
| WELLS FARGO & COMPANY/MN | 02/13/2026 | 370.00 K | $147.13 M | 1,750.00% | 0.28% |
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Alnylam Pharmaceuticals Inc institutional Ownership - FAQ's
During the previous two years, 1179 institutional investors and hedge funds held shares of Alnylam Pharmaceuticals Inc. The most heavily invested institutionals were:
BAILLIE GIFFORD & CO: 2.49 M
Invesco Ltd.: 1.29 M
Legal & General Group Plc: 934,881
VANGUARD FIDUCIARY TRUST CO: 840,888
DEUTSCHE BANK AG\: 761,464
FEDERATED HERMES, INC.: 687,816
98.70% of Alnylam Pharmaceuticals Inc stock is owned by institutional investors.
Institutional investors have bought a total of 151.60 M shares in the last 24 months. This purchase volume represents approximately $49.06 B in transactions.