Alkermes plc.
ALKS- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001520262
In the last 90 days, Alkermes plc. insiders filed 0 open-market purchases and 8 sales; 425 institutions reported holding it in 13F filings for Q2 2026, worth $9.32B in total; no superinvestor holds it.
13F holders, Q1 2024
Institutional positions in Alkermes plc. as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 337
- +40 vs. Q4 2023
- Shares held
- 176.2M
- +855.6K (+0.5%) vs. Q4 2023
- Total value
- $4.77B
- −$95.2M (−2.0%) vs. Q4 2023
- New holders
- 62
- 113 more added
- Sold out
- 22
- 121 more reduced
5 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ALKS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 425 | $9.32B |
| Q1 2026 | 390 | $6.22B |
| Q4 2025 | 366 | $5.05B |
| Q3 2025 | 358 | $5.09B |
| Q2 2025 | 353 | $4.84B |
| Q1 2025 | 371 | $5.69B |
| Q4 2024 | 343 | $4.81B |
| Q3 2024 | 338 | $5.01B |
| Q2 2024 | 323 | $4.32B |
| Q1 2024 | 337 | $4.77B |
| Q4 2023 | 302 | $4.87B |
| Q3 2023 | 309 | $4.59B |
| Q2 2023 | 293 | $5.03B |
| Q1 2023 | 269 | $4.56B |
| Q4 2022 | 279 | $4.24B |
| Q3 2022 | 275 | $3.57B |
| Q2 2022 | 276 | $4.67B |
| Q1 2022 | 249 | $4.21B |
| Q4 2021 | 219 | $3.68B |
| Q3 2021 | 227 | $4.77B |
| Q2 2021 | 226 | $3.95B |
| Q1 2021 | 200 | $2.95B |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding Alkermes plc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 29,168,481 | $789.6M | 0.02% | −853,946−2.8% | Reduced |
| Vanguard Group Inc | 20,161,180 | $545.8M | 0.01% | −794,274−3.8% | Reduced |
| Wellington Management Group LLP | 14,892,360 | $403.1M | 0.07% | −349,110−2.3% | Reduced |
| State Street Corp | 9,003,913 | $243.7M | 0.01% | −349,057−3.7% | Reduced |
| Price T Rowe Associates Inc | 8,326,256 | $225.4M | 0.03% | +6,730,671+421.8% | Added |
| RTW Investments, LP | 6,054,280 | $163.9M | 2.42% | +2,152,757+55.2% | Added |
| Renaissance Technologies LLC | 5,887,151 | $159.4M | 0.25% | −162,166−2.7% | Reduced |
| Pacer Advisors, Inc. | 4,278,563 | $115.8M | 0.27% | +4,277,793+555,557.5% | Added |
| Geode Capital Management, LLC | 3,742,771 | $101.3M | 0.01% | +104,682+2.9% | Added |
| Deep Track Capital, LP | 3,500,000 | $94.7M | 2.72% | −500,000−12.5% | Reduced |
| Primecap Management Co | 3,473,190 | $94.0M | 0.07% | −92,435−2.6% | Reduced |
| Bank of New York Mellon Corp | 2,882,411 | $78.0M | 0.01% | −404,579−12.3% | Reduced |
| Pictet Asset Management Holding SA | 2,729,131 | $74.1M | 0.08% | −2,575,482−48.6% | Reduced |
| Hardman Johnston Global Advisors LLC | 2,674,735 | $72.4M | 2.50% | −2,801,520−51.2% | Reduced |
| Dimensional Fund Advisors LP | 2,512,973 | $68.0M | 0.02% | +109,778+4.6% | Added |
| Charles Schwab Investment Management Inc | 2,336,905 | $63.3M | 0.01% | +189,783+8.8% | Added |
| Artisan Partners Limited Partnership | 2,066,020 | $55.9M | 0.08% | 00.0% | Unchanged |
| Norges Bank | 2,060,014 | $55.8M | 0.01% | +57,561+2.9% | Added |
| Bank of America Corp | 1,957,100 | $53.0M | 0.01% | +567,941+40.9% | Added |
| Morgan Stanley | 1,953,447 | $52.9M | 0.00% | −565,168−22.4% | Reduced |
| Northern Trust Corp | 1,796,918 | $48.6M | 0.01% | −46,913−2.5% | Reduced |
| First Trust Advisors LP | 1,472,868 | $39.9M | 0.04% | −178,172−10.8% | Reduced |
| Goldman Sachs Group Inc | 1,385,347 | $37.5M | 0.01% | −17,472−1.2% | Reduced |
| Westfield Capital Management Co LP | 1,282,741 | $34.7M | 0.18% | −343,042−21.1% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,252,300 | $33.9M | 0.15% | −3,738−0.3% | Reduced |
| Nuveen Asset Management, LLC | 1,251,299 | $33.9M | 0.01% | −713,914−36.3% | Reduced |
| American Century Companies Inc | 1,177,551 | $31.9M | 0.02% | +127,077+12.1% | Added |
| Segall Bryant & Hamill, LLC | 1,082,466 | $29.3M | 0.55% | −17,787−1.6% | Reduced |
| Woodline Partners LP | 1,069,840 | $29.0M | 0.27% | −100,849−8.6% | Reduced |
| Jupiter Asset Management Ltd | 1,019,578 | $27.6M | 0.26% | −466,678−31.4% | Reduced |
| Principal Financial Group Inc | 978,551 | $26.5M | 0.02% | +39,009+4.2% | Added |
| Man Group plc | 873,633 | $23.6M | 0.06% | −52,556−5.7% | Reduced |
| Loomis Sayles & Co L P | 767,077 | $20.8M | 0.03% | −5,120−0.7% | Reduced |
| Panagora Asset Management Inc | 762,846 | $20.7M | 0.11% | −19,811−2.5% | Reduced |
| Two Sigma Advisers, LP | 679,700 | $18.4M | 0.04% | −403,900−37.3% | Reduced |
| Armistice Capital, LLC | 672,218 | $18.2M | 0.48% | −527,782−44.0% | Reduced |
| Millennium Management LLC | 660,725 | $17.9M | 0.02% | +424,354+179.5% | Added |
| Fuller & Thaler Asset Management, Inc. | 629,593 | $17.0M | 0.07% | +178,332+39.5% | Added |
| Eagle Asset Management Inc | 619,211 | $16.9M | 0.09% | +23,614+4.0% | Added |
| Ameriprise Financial Inc | 601,971 | $16.3M | 0.00% | −53,738−8.2% | Reduced |
| Invesco Ltd. | 600,303 | $16.3M | 0.00% | −249,685−29.4% | Reduced |
| Legal & General Group Plc | 583,306 | $15.8M | 0.00% | −28,058−4.6% | Reduced |
| JPMorgan Chase & Co | 567,692 | $15.4M | 0.00% | −26,558−4.5% | Reduced |
| Squarepoint Ops LLC | 563,519 | $15.3M | 0.06% | −75,715−11.8% | Reduced |
| Glenmede Trust Co NA | 518,931 | $14.0M | 0.07% | +36,619+7.6% | Added |
| Palo Alto Investors LP | 495,592 | $13.4M | 1.51% | −107,808−17.9% | Reduced |
| Federated Hermes, Inc. | 490,472 | $13.3M | 0.03% | −5,049−1.0% | Reduced |
| Rhumbline Advisers | 489,591 | $13.3M | 0.01% | +3,653+0.8% | Added |
| Balyasny Asset Management LLC | 481,656 | $13.0M | 0.03% | +465,372+2,857.8% | Added |
| AXA S.A. | 481,092 | $13.0M | 0.04% | +187,863+64.1% | Added |
| Alliancebernstein L.P. | 469,503 | $12.7M | 0.00% | +206,809+78.7% | Added |
| Voloridge Investment Management, LLC | 463,202 | $12.5M | 0.05% | −197,526−29.9% | Reduced |
| Teacher Retirement System of Texas | 451,216 | $12.2M | 0.08% | −1,001−0.2% | Reduced |
| Cubist Systematic Strategies, LLC | 429,823 | $11.6M | 0.13% | +429,823 | New |
| PFM Health Sciences, LP | 429,573 | $11.6M | 0.58% | +429,573 | New |
| AQR Capital Management LLC | 424,264 | $11.5M | 0.02% | +39,403+10.2% | Added |
| UBS Group AG | 412,665 | $11.2M | 0.00% | +140,908+51.9% | Added |
| Citigroup Inc | 405,405 | $11.0M | 0.01% | +150,729+59.2% | Added |
| Rice Hall James & Associates, LLC | 400,809 | $10.8M | 0.62% | +380,507+1,874.2% | Added |
| Prudential Financial Inc | 376,892 | $10.2M | 0.01% | +36,958+10.9% | Added |
| TD Asset Management Inc | 348,992 | $9.45M | 0.01% | +284,792+443.6% | Added |
| Public Sector Pension Investment Board | 342,060 | $9.26M | 0.07% | −4,240−1.2% | Reduced |
| D. E. Shaw & Co., Inc. | 341,841 | $9.25M | 0.01% | −296,592−46.5% | Reduced |
| California Public Employees Retirement System | 315,761 | $8.55M | 0.01% | −649,431−67.3% | Reduced |
| Rafferty Asset Management, LLC | 313,523 | $8.49M | 0.03% | −33,654−9.7% | Reduced |
| Swiss National Bank | 311,800 | $8.44M | 0.01% | 00.0% | Unchanged |
| Voya Investment Management LLC | 306,329 | $8.29M | 0.01% | −14,345−4.5% | Reduced |
| Macquarie Group Ltd | 300,000 | $8.12M | 0.01% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 293,775 | $7.95M | 0.02% | −134,900−31.5% | Reduced |
| Standard Life Aberdeen plc | 274,767 | $7.44M | 0.01% | −48,668−15.0% | Reduced |
| Amundi | 308,672 | $7.33M | 0.00% | +184,014+147.6% | Added |
| Mackenzie Financial Corp | 267,712 | $7.25M | 0.01% | +135,460+102.4% | Added |
| Credit Suisse AG | 263,943 | $7.14M | 0.01% | −4,871−1.8% | Reduced |
| Krensavage Asset Management, LLC | 257,554 | $6.97M | 3.09% | −660,484−71.9% | Reduced |
| Canada Pension Plan Investment Board | 252,600 | $6.84M | 0.01% | −4,400−1.7% | Reduced |
| Sector Gamma AS | 252,319 | $6.83M | 1.93% | +52,319+26.2% | Added |
| Integral Health Asset Management, LLC | 250,000 | $6.77M | 0.66% | +1,000+0.4% | Added |
| Barclays PLC | 234,760 | $6.35M | 0.00% | −193,509−45.2% | Reduced |
| BNP Paribas Arbitrage, SA | 229,003 | $6.20M | 0.01% | −14,958−6.1% | Reduced |
| Franklin Resources Inc | 226,592 | $6.13M | 0.00% | +81,852+56.6% | Added |
| Teachers Retirement System of the State of Kentucky | 221,257 | $5.99M | 0.05% | +45,903+26.2% | Added |
| Deutsche Bank AG | 215,536 | $5.83M | 0.00% | −1,023−0.5% | Reduced |
| Prosight Management, LP | 215,000 | $5.82M | 1.62% | +200,000+1,333.3% | Added |
| Fisher Asset Management, LLC | 213,437 | $5.78M | 0.00% | +153,495+256.1% | Added |
| LSV Asset Management | 212,400 | $5.75M | 0.01% | +95,400+81.5% | Added |
| Thrivent Financial for Lutherans | 210,876 | $5.71M | 0.01% | −146,426−41.0% | Reduced |
| S&CO Inc | 210,715 | $5.70M | 0.40% | +37,570+21.7% | Added |
| Manufacturers Life Insurance Company, The | 209,182 | $5.66M | 0.01% | +88,691+73.6% | Added |
| Verition Fund Management LLC | 205,971 | $5.58M | 0.05% | +198,491+2,653.6% | Added |
| UBS Asset Management Americas Inc | 195,442 | $5.29M | 0.00% | +5,536+2.9% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 193,077 | $5.23M | 0.02% | −161,133−45.5% | Reduced |
| Hillsdale Investment Management Inc. | 184,700 | $5.00M | 0.40% | +14,400+8.5% | Added |
| Handelsbanken Fonder AB | 175,200 | $4.74M | 0.02% | 00.0% | Unchanged |
| California State Teachers Retirement System | 160,080 | $4.33M | 0.01% | −8,580−5.1% | Reduced |
| New York State Common Retirement Fund | 157,254 | $4.26M | 0.01% | +2,284+1.5% | Added |
| ADAR1 Capital Management, LLC | 156,600 | $4.24M | 1.16% | +156,600 | New |
| Los Angeles Capital Management LLC | 146,381 | $3.96M | 0.01% | +122,980+525.5% | Added |
| Texas Permanent School Fund | 146,052 | $3.95M | 0.03% | +1,910+1.3% | Added |
| Capital Fund Management S.A. | 144,297 | $3.91M | 0.05% | +120,816+514.5% | Added |
| Danske Bank A/S | 143,007 | $3.87M | 0.01% | +143,007 | New |