AlkermesALKS
13F holders, Q4 2024 (December 31)343holders +5
39new positions
42sold out
8famous investors
$28.76avg. 13F price*
At the end of Q4 2024, 343 institutions reported holding Alkermes PLC (ALKS) in their 13F filings, up 5 from Q3 2024. 39 opened new positions and 42 sold out. The largest holders were BlackRock, Inc. ($801.0M), Vanguard Group Inc. ($532.0M) and T. Rowe Price Associates Inc. ($352.5M). 8 famous investors held it, including Jim Simons / Peter Brown (0.2% of Renaissance Technologies's portfolio), Cliff Asness (0.0% of AQR Capital Management's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Alkermes PLC
- CUSIP
- G01767105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2024 → Q4 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 39 | $155.5M |
| Exits | 42 | $165.1M |
All 13F filers, Q3 2024 → Q4 2024: 11,703,852 shares bought and 23,609,002 shares sold, net −11,905,150 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 343 holders
| BlackRock, Inc. | 0.02% | Reduce -1.5% | 27,852,909 | $801.0M |
| Vanguard Group Inc. | 0.01% | Reduce -2.5% | 18,496,185 | $532.0M |
| T. Rowe Price Associates Inc. | 0.04% | Reduce -5.7% | 12,256,447 | $352.5M |
| State Street Corp. | 0.01% | Reduce -4.0% | 8,814,975 | $253.5M |
| RTW Investments, LP | 3.29% | Add +13.6% | 7,557,835 | $217.4M |
| Wellington Management Group LLP | 0.04% | Reduce -44.6% | 7,012,483 | $201.7M |
| Renaissance Technologies | 0.23% | Add +1.1% | 5,478,728 | $157.6M |
| Baker Bros. Advisors LP | 1.30% | No change | 4,181,751 | $120.3M |
| Geode Capital Management, LLC | 0.01% | Reduce -1.4% | 3,818,649 | $109.8M |
| Pacer Advisors, Inc. | 0.22% | Reduce -16.9% | 3,463,082 | $99.6M |
| American Century Companies Inc. | 0.06% | Add +6.5% | 3,450,707 | $99.2M |
| Primecap Management Co. | 0.07% | Reduce -6.1% | 3,095,510 | $89.0M |
| Dimensional Fund Advisors LP | 0.02% | Add +4.5% | 3,019,508 | $86.8M |
| Avoro Capital Advisors LLC | 1.00% | New | 2,450,000 | $70.5M |
| Loomis Sayles & Co. L P | 0.08% | Add +22.3% | 2,302,905 | $66.2M |
| Commodore Capital LP | 4.85% | Reduce -20.7% | 2,300,000 | $66.1M |
| Bank of New York Mellon Corp | 0.01% | Reduce -2.6% | 2,136,590 | $61.4M |
| Charles Schwab Investment Management Inc. | 0.01% | Reduce -1.8% | 2,068,961 | $59.5M |
| Artisan Partners Limited Partnership | 0.09% | Add +2.6% | 1,988,796 | $57.2M |
| Norges Bank | 0.01% | Reduce -6.1% | 1,970,941 | $56.7M |
| Northern Trust Corp. | 0.01% | Add +9.6% | 1,912,132 | $55.0M |
| Morgan Stanley | 0.00% | Reduce -29.2% | 1,818,995 | $52.3M |
| Nuveen Asset Management, LLC | 0.01% | Add +109.5% | 1,659,821 | $47.7M |
| Camber Capital Management LP | 1.70% | Add +650.0% | 1,500,000 | $43.1M |
| First Trust Advisors LP | 0.04% | Reduce -16.1% | 1,493,651 | $43.0M |
| Goldman Sachs Group Inc. | 0.01% | Reduce -17.4% | 1,442,796 | $41.5M |
| Affinity Asset Advisors, LLC | 5.38% | Add +10.0% | 1,100,000 | $31.6M |
| Principal Financial Group Inc. | 0.01% | Add +2.5% | 899,764 | $25.9M |
| Sofinnova Investments, Inc. | 1.89% | New | 894,266 | $25.7M |
| JPMorgan Chase & Co. | 0.00% | Add +147.4% | 889,472 | $25.6M |
| Panagora Asset Management Inc. | 0.11% | Reduce -0.1% | 862,140 | $24.8M |
| Pictet Asset Management Holding SA | 0.03% | Reduce -9.2% | 819,981 | $23.6M |
| AQR Capital Management | 0.03% | Reduce -2.4% | 811,541 | $23.3M |
| Woodline Partners LP | 0.14% | Add +0.1% | 742,716 | $21.4M |
| Invesco Ltd. | 0.00% | Reduce -3.9% | 721,916 | $20.8M |
| Millennium Management | 0.02% | Reduce -22.3% | 640,506 | $18.4M |
| Frazier Life Sciences Management, L.P. | 0.72% | Add +4.3% | 601,129 | $17.3M |
| Legal & General Group Plc | 0.00% | Add +1.9% | 574,248 | $16.5M |
| Segall Bryant & Hamill, LLC | 0.23% | Reduce -51.9% | 569,620 | $16.4M |
| D. E. Shaw & Co. | 0.02% | Add +0.0% | 555,927 | $16.0M |
| Glenmede Trust Co. NA | 0.08% | Reduce -0.7% | 514,948 | $14.8M |
| Logos Global Management LP | 1.68% | New | 500,000 | $14.4M |
| Rhumbline Advisers | 0.01% | Add +0.4% | 464,714 | $13.4M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +14.0% | 462,241 | $13.3M |
| Voya Investment Management LLC | 0.02% | Reduce -3.5% | 450,047 | $12.9M |
| Rice Hall James & Associates, LLC | 0.68% | Reduce -4.8% | 429,927 | $12.4M |
| Raymond James Financial Inc. | 0.00% | — | 427,422 | $12.3M |
| Barclays PLC | 0.01% | Add +0.4% | 425,777 | $12.2M |
| Stempoint Capital LP | 3.01% | Add +752.4% | 416,968 | $12.0M |
| Public Sector Pension Investment Board | 0.05% | Add +15.4% | 403,103 | $11.6M |
| Bank of America Corp. | 0.00% | Reduce -78.8% | 399,285 | $11.5M |
| Ameriprise Financial Inc. | 0.00% | Reduce -17.4% | 397,519 | $11.4M |
| Alliancebernstein L.P. | 0.00% | Reduce -44.8% | 391,166 | $11.2M |
| Mesirow Institutional Investment Management, Inc. | 0.83% | New | 376,867 | $10.8M |
| LSV Asset Management | 0.02% | No change | 372,400 | $10.7M |
| Federated Hermes, Inc. | 0.02% | Reduce -26.9% | 354,249 | $10.2M |
| Mackenzie Financial Corp. | 0.01% | Add +9.1% | 332,626 | $9.6M |
| Citigroup Inc. | 0.01% | Add +47.5% | 331,668 | $9.5M |
| Fisher Asset Management | 0.00% | Add +27.1% | 331,359 | $9.5M |
| Two Sigma Investments, LP | 0.02% | Reduce -19.0% | 328,520 | $9.4M |
| Jane Street Group, LLC | 0.02% | Add +25.3% | 327,841 | $9.4M |
| Voloridge Investment Management, LLC | 0.03% | Reduce -22.8% | 326,369 | $9.4M |
| UBS Group AG | 0.00% | Reduce -37.0% | 319,925 | $9.2M |
| Swiss National Bank | 0.01% | Reduce -1.9% | 307,700 | $8.8M |
| Macquarie Group Ltd. | 0.01% | No change | 300,000 | $8.6M |
| Canada Pension Plan Investment Board | 0.01% | Add +3.3% | 295,600 | $8.5M |
| AXA S.A. | 0.03% | Reduce -39.5% | 293,097 | $8.4M |
| California Public Employees Retirement System | 0.01% | Reduce -10.0% | 289,799 | $8.3M |
| Palo Alto Investors LP | 1.29% | Reduce -24.8% | 289,308 | $8.3M |
| Atle Fund Management AB | 3.64% | Add +12.6% | 266,499 | $7.7M |
| Holocene Advisors, LP | 0.02% | New | 257,903 | $7.4M |
| C WorldWide Group Holding A/S | 0.09% | New | 250,000 | $7.2M |
| Aberdeen Group plc | 0.01% | Reduce -37.8% | 244,319 | $7.0M |
| Krensavage Asset Management, LLC | 4.05% | Reduce -5.3% | 238,136 | $6.8M |
| Deutsche Bank AG | 0.00% | Reduce -0.7% | 224,670 | $6.5M |
| Squarepoint Ops LLC | 0.02% | Add +17.6% | 223,069 | $6.4M |
| TD Asset Management Inc | 0.01% | Reduce -45.1% | 221,730 | $6.4M |
| BNP Paribas Financial Markets | 0.00% | Add +45.8% | 217,980 | $6.3M |
| Handelsbanken Fonder AB | 0.02% | Reduce -1.6% | 217,000 | $6.2M |
| S&co Inc. | 0.42% | Reduce -0.1% | 214,465 | $6.2M |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 0.01% | Reduce -62.3% | 213,928 | $6.2M |
| FMR LLC | 0.00% | Reduce -38.4% | 213,573 | $6.1M |
| Rafferty Asset Management, LLC | 0.02% | Reduce -18.0% | 209,580 | $6.0M |
| Prudential Financial Inc. | 0.01% | Reduce -25.7% | 197,631 | $5.7M |
| Manufacturers Life Insurance Company, The | 0.01% | Add +0.6% | 196,831 | $5.7M |
| Qube Research & Technologies Ltd | 0.01% | New | 186,885 | $5.4M |
| Teachers Retirement System of the State of Kentucky | 0.05% | Reduce -26.2% | 179,000 | $5.1M |
| Capital Fund Management S.A. | 0.05% | Reduce -41.4% | 163,581 | $4.7M |
| Danske Bank A/S | 0.01% | Add +198.2% | 152,921 | $4.4M |
| California State Teachers Retirement System | 0.00% | Reduce -3.7% | 146,628 | $4.2M |
| New York State Common Retirement Fund | 0.01% | Add +3.5% | 142,480 | $4.1M |
| Van Eck Associates Corp. | 0.01% | Add +31.0% | 137,567 | $4.0M |
| Todd Asset Management LLC | 0.09% | Reduce -18.8% | 133,560 | $3.8M |
| Alps Advisors Inc. | 0.02% | Add +3.7% | 130,838 | $3.8M |
| EFG Asset Management (North America) Corp. | 0.51% | Add +58.6% | 129,662 | $3.7M |
| Royal Bank of Canada | 0.00% | Add +162.0% | 126,830 | $3.6M |
| Thrivent Financial for Lutherans | 0.01% | Reduce -3.3% | 125,066 | $3.6M |
| Robeco Institutional Asset Management B.V. | 0.01% | Add +28.3% | 122,489 | $3.5M |
| State Board of Administration of Florida Retirement System | 0.01% | No change | 121,030 | $3.5M |
| DAFNA Capital Management LLC | 0.89% | No change | 120,700 | $3.5M |
"% of holder's portfolio" is ALKS's weight in each manager's 13F, not the share of Alkermes PLC the manager owns.