Who Holds Alkermes plc. (ALKS)? 424 Institutional Holders, Q2 2026
Managers with more than $100 million in US equities report their holdings on Form 13F within 45 days of each quarter end. Quarter ended 30 Jun 2026: 424 holders, $8.8 billion in total.
Largest holders
The 100 largest by value. Change in shares against Q1 2026.
| Manager | Shares | Value | Change | |
|---|---|---|---|---|
| BlackRock, Inc. | 29,235,739 | $1.5 billion | +3% | 13F |
| BAKER BROS. ADVISORS LP | 10,012,267 | $525 million | +0% | 13F |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 9,490,818 | $497 million | 0% | 13F |
| STATE STREET CORP | 9,160,575 | $480 million | -3% | 13F |
| VANGUARD CAPITAL MANAGEMENT LLC | 7,515,025 | $394 million | +1% | 13F |
| RENAISSANCE TECHNOLOGIES LLC | 6,460,928 | $339 million | +5% | 13F |
| GEODE CAPITAL MANAGEMENT, LLC | 4,477,876 | $235 million | +7% | 13F |
| DIMENSIONAL FUND ADVISORS LP | 4,194,873 | $220 million | -7% | 13F |
| Deep Track Capital, LP | 4,000,000 | $210 million | +11% | 13F |
| AMERICAN CENTURY COMPANIES INC | 3,954,239 | $207 million | -35% | 13F |
| Holocene Advisors, LP | 3,601,472 | $189 million | +55% | 13F |
| Commodore Capital LP | 3,000,000 | $157 million | -29% | 13F |
| WELLINGTON MANAGEMENT GROUP LLP | 2,814,804 | $147 million | -5% | 13F |
| PRIMECAP MANAGEMENT CO/CA/ | 2,528,680 | $132 million | 0% | 13F |
| FIRST TRUST ADVISORS LP | 2,421,016 | $127 million | -18% | 13F |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2,335,117 | $122 million | +4% | 13F |
| Nuveen, LLC | 2,324,197 | $122 million | -6% | 13F |
| NORGES BANK | 2,156,814 | $113 million | New | 13F |
| BVF INC/IL | 2,154,704 | $113 million | +8% | 13F |
| GOLDMAN SACHS GROUP INC | 2,023,984 | $106 million | +8% | 13F |
| Bain Capital Life Sciences Investors, LLC | 1,937,938 | $102 million | +218% | 13F |
| NORTHERN TRUST CORP | 1,831,619 | $96 million | +8% | 13F |
| MORGAN STANLEY | 1,751,882 | $92 million | +1% | 13F |
| RTW INVESTMENTS, LP | 1,672,356 | $88 million | +0% | 13F |
| CITADEL ADVISORS LLC | 1,645,101 | $86 million | -27% | 13F |
| LOOMIS SAYLES & CO L P | 1,585,518 | $83 million | -11% | 13F |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 1,368,000 | $72 million | New | 13F |
| D. E. Shaw & Co., Inc. | 1,312,031 | $69 million | +85% | 13F |
| Driehaus Capital Management LLC | 1,238,809 | $65 million | +56% | 13F |
| VANGUARD FIDUCIARY TRUST CO | 1,177,945 | $62 million | +4% | 13F |
| FRANKLIN RESOURCES INC | 1,170,242 | $61 million | +541% | 13F |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1,159,216 | $61 million | +384% | 13F |
| FMR LLC | 1,134,410 | $59 million | -14% | 13F |
| Affinity Asset Advisors, LLC | 1,125,000 | $59 million | -17% | 13F |
| Bank of New York Mellon Corp | 1,097,282 | $57 million | +6% | 13F |
| TWO SIGMA INVESTMENTS, LP | 1,038,311 | $54 million | +33% | 13F |
| Soleus Capital Management, L.P. | 1,029,252 | $54 million | -48% | 13F |
| PRINCIPAL FINANCIAL GROUP INC | 983,822 | $52 million | +3% | 13F |
| MARSHALL WACE, LLP | 969,954 | $51 million | -3% | 13F |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | 950,234 | $50 million | New | 13F |
| BANK OF AMERICA CORP /DE/ | 918,303 | $48 million | -24% | 13F |
| VICTORY CAPITAL MANAGEMENT INC | 916,709 | $48 million | +197% | 13F |
| Pictet Asset Management Holding SA | 838,026 | $44 million | -11% | 13F |
| Artisan Partners Limited Partnership | 831,006 | $44 million | -25% | 13F |
| PANAGORA ASSET MANAGEMENT INC | 765,543 | $40 million | -18% | 13F |
| Frazier Life Sciences Management, L.P. | 700,647 | $37 million | +0% | 13F |
| Public Sector Pension Investment Board | 677,405 | $35 million | +0% | 13F |
| FRONTIER CAPITAL MANAGEMENT CO LLC | 659,562 | $35 million | New | 13F |
| BNP PARIBAS FINANCIAL MARKETS | 655,140 | $34 million | +24% | 13F |
| AMERIPRISE FINANCIAL INC | 630,325 | $33 million | -15% | 13F |
| Woodline Partners LP | 560,282 | $29 million | +0% | 13F |
| Spruce Street Capital LP | 543,876 | $28 million | +71% | 13F |
| MetLife Investment Management, LLC | 512,924 | $27 million | +477% | 13F |
| SEGALL BRYANT & HAMILL, LLC | 498,222 | $26 million | -15% | 13F |
| Artia Global Partners LP | 448,964 | $24 million | New | 13F |
| Invesco Ltd. | 443,107 | $23 million | -15% | 13F |
| RAYMOND JAMES FINANCIAL INC | 422,761 | $22 million | +33% | 13F |
| Fisher Asset Management, LLC | 419,102 | $22 million | +7% | 13F |
| GENDELL JEFFREY L | 395,882 | $21 million | +50% | 13F |
| Prosight Management, LP | 394,389 | $21 million | -23% | 13F |
| Legal & General Group Plc | 393,524 | $21 million | +3% | 13F |
| RICE HALL JAMES & ASSOCIATES, LLC | 390,866 | $20 million | +0% | 13F |
| RHUMBLINE ADVISERS | 387,999 | $20 million | -14% | 13F |
| GLENMEDE TRUST CO NA | 361,184 | $19 million | -4% | 13F |
| California Public Employees Retirement System | 347,246 | $18 million | +6% | 13F |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 337,043 | $18 million | -1% | 13F |
| Ensign Peak Advisors, Inc | 335,208 | $18 million | +3498% | 13F |
| MILLENNIUM MANAGEMENT LLC | 319,595 | $17 million | New | 13F |
| Swiss National Bank | 316,900 | $17 million | +2% | 13F |
| UBS Group AG | 300,350 | $16 million | -39% | 13F |
| Eagle Health Investments LP | 297,302 | $16 million | +25% | 13F |
| Senator Investment Group LP | 275,000 | $14 million | +17% | 13F |
| JPMORGAN CHASE & CO | 262,721 | $14 million | -94% | 13F |
| NEUBERGER BERMAN GROUP LLC | 260,208 | $14 million | +32% | 13F |
| STEMPOINT CAPITAL LP | 248,015 | $13 million | +208% | 13F |
| Palo Alto Investors LP | 242,560 | $13 million | +0% | 13F |
| PEREGRINE CAPITAL MANAGEMENT LLC | 232,255 | $12 million | -5% | 13F |
| Russell Investments Group, Ltd. | 222,624 | $12 million | +126% | 13F |
| FEDERATED HERMES, INC. | 221,589 | $12 million | +652% | 13F |
| BARCLAYS PLC | 219,935 | $12 million | +26% | 13F |
| Amundi | 217,739 | $11 million | +236% | 13F |
| Atle Fund Management AB | 213,329 | $11 million | -12% | 13F |
| AQR CAPITAL MANAGEMENT LLC | 212,968 | $11 million | -45% | 13F |
| Rock Springs Capital Management LP | 199,811 | $10 million | +9% | 13F |
| WELLS FARGO & COMPANY/MN | 199,433 | $10 million | +69% | 13F |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 197,412 | $10 million | +7% | 13F |
| Schonfeld Strategic Advisors LLC | 195,174 | $10 million | +1077% | 13F |
| Aberdeen Group plc | 193,805 | $10 million | New | 13F |
| DEUTSCHE BANK AG\ | 191,316 | $10 million | +28% | 13F |
| Tetragon Partners GP Ltd | 189,979 | $10 million | +19% | 13F |
| Rhenman & Partners Asset Management AB | 185,250 | $10 million | +39% | 13F |
| CITIGROUP INC | 184,901 | $10 million | +290% | 13F |
| HighVista Strategies LLC | 179,256 | $9 million | +145% | 13F |
| MARTINGALE ASSET MANAGEMENT L P | 170,004 | $9 million | -13% | 13F |
| VANGUARD ASSET MANAGEMENT, Ltd | 157,759 | $8 million | +16% | 13F |
| ALLIANCEBERNSTEIN L.P. | 217,917 | $8 million | -16% | 13F |
| Balyasny Asset Management L.P. | 142,366 | $7 million | -76% | 13F |
| SEI INVESTMENTS CO | 141,362 | $7 million | -8% | 13F |
| Cinctive Capital Management LP | 138,603 | $7 million | New | 13F |
| Creative Planning | 135,159 | $7 million | +80% | 13F |
Questions and answers
- How many institutions hold Alkermes plc.?
- 424 managers reported Alkermes plc. on Form 13F for the quarter ended 30 June 2026, against 390 the quarter before.
- Who is the largest institutional holder of Alkermes plc.?
- BlackRock, Inc., with 29,235,739 shares worth $1.5 billion on its 13F for Q2 2026.
- How many institutions bought or sold out of Alkermes plc. in Q2 2026?
- 90 managers reported a new position and 56 reported none after holding it the quarter before.
Source: SEC EDGAR, Form 13F (public domain). Counts and values as filed. Cite this page: Tamarly Intelligence, "Who holds Alkermes plc., Q2 2026", https://app.tamarly.ai/holders/alkermes, built from SEC EDGAR.
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