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 7 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 |
|---|---|---|---|---|---|
| Millennium Management LLC | 660,725 | $17.9M | 0.02% | +424,354+179.5% | Added |
| Armistice Capital, LLC | 672,218 | $18.2M | 0.48% | −527,782−44.0% | Reduced |
| Two Sigma Advisers, LP | 679,700 | $18.4M | 0.04% | −403,900−37.3% | Reduced |
| Panagora Asset Management Inc | 762,846 | $20.7M | 0.11% | −19,811−2.5% | Reduced |
| Loomis Sayles & Co L P | 767,077 | $20.8M | 0.03% | −5,120−0.7% | Reduced |
| Man Group plc | 873,633 | $23.6M | 0.06% | −52,556−5.7% | Reduced |
| Principal Financial Group Inc | 978,551 | $26.5M | 0.02% | +39,009+4.2% | Added |
| Jupiter Asset Management Ltd | 1,019,578 | $27.6M | 0.26% | −466,678−31.4% | Reduced |
| Woodline Partners LP | 1,069,840 | $29.0M | 0.27% | −100,849−8.6% | Reduced |
| Segall Bryant & Hamill, LLC | 1,082,466 | $29.3M | 0.55% | −17,787−1.6% | Reduced |
| American Century Companies Inc | 1,177,551 | $31.9M | 0.02% | +127,077+12.1% | Added |
| Nuveen Asset Management, LLC | 1,251,299 | $33.9M | 0.01% | −713,914−36.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,252,300 | $33.9M | 0.15% | −3,738−0.3% | Reduced |
| Westfield Capital Management Co LP | 1,282,741 | $34.7M | 0.18% | −343,042−21.1% | Reduced |
| Goldman Sachs Group Inc | 1,385,347 | $37.5M | 0.01% | −17,472−1.2% | Reduced |
| First Trust Advisors LP | 1,472,868 | $39.9M | 0.04% | −178,172−10.8% | Reduced |
| Northern Trust Corp | 1,796,918 | $48.6M | 0.01% | −46,913−2.5% | Reduced |
| Morgan Stanley | 1,953,447 | $52.9M | 0.00% | −565,168−22.4% | Reduced |
| Bank of America Corp | 1,957,100 | $53.0M | 0.01% | +567,941+40.9% | Added |
| Norges Bank | 2,060,014 | $55.8M | 0.01% | +57,561+2.9% | Added |
| Artisan Partners Limited Partnership | 2,066,020 | $55.9M | 0.08% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 2,336,905 | $63.3M | 0.01% | +189,783+8.8% | Added |
| Dimensional Fund Advisors LP | 2,512,973 | $68.0M | 0.02% | +109,778+4.6% | Added |
| Hardman Johnston Global Advisors LLC | 2,674,735 | $72.4M | 2.50% | −2,801,520−51.2% | Reduced |
| Pictet Asset Management Holding SA | 2,729,131 | $74.1M | 0.08% | −2,575,482−48.6% | Reduced |
| Bank of New York Mellon Corp | 2,882,411 | $78.0M | 0.01% | −404,579−12.3% | Reduced |
| Primecap Management Co | 3,473,190 | $94.0M | 0.07% | −92,435−2.6% | Reduced |
| Deep Track Capital, LP | 3,500,000 | $94.7M | 2.72% | −500,000−12.5% | Reduced |
| Geode Capital Management, LLC | 3,742,771 | $101.3M | 0.01% | +104,682+2.9% | Added |
| Pacer Advisors, Inc. | 4,278,563 | $115.8M | 0.27% | +4,277,793+555,557.5% | Added |
| Renaissance Technologies LLC | 5,887,151 | $159.4M | 0.25% | −162,166−2.7% | Reduced |
| RTW Investments, LP | 6,054,280 | $163.9M | 2.42% | +2,152,757+55.2% | Added |
| Price T Rowe Associates Inc | 8,326,256 | $225.4M | 0.03% | +6,730,671+421.8% | Added |
| State Street Corp | 9,003,913 | $243.7M | 0.01% | −349,057−3.7% | Reduced |
| Wellington Management Group LLP | 14,892,360 | $403.1M | 0.07% | −349,110−2.3% | Reduced |
| Vanguard Group Inc | 20,161,180 | $545.8M | 0.01% | −794,274−3.8% | Reduced |
| BlackRock Inc. | 29,168,481 | $789.6M | 0.02% | −853,946−2.8% | Reduced |
| Great Point Partners LLC | 0 | $0 | 0.00% | −875,044−100.0% | Sold out |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 0 | $0 | 0.00% | −320,542−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −270,496−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −151,261−100.0% | Sold out |
| Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors | 0 | $0 | 0.00% | −80,000−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −54,984−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −30,000−100.0% | Sold out |
| Cipher Capital LP | 0 | $0 | 0.00% | −26,567−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −22,904−100.0% | Sold out |
| Affinity Investment Advisors, LLC | 0 | $0 | 0.00% | −11,870−100.0% | Sold out |
| First Hawaiian Bank | 0 | $0 | 0.00% | −11,685−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −9,004−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −8,794−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −7,374−100.0% | Sold out |
| McGlone Suttner Wealth Management, Inc. | 0 | $0 | 0.00% | −1,073−100.0% | Sold out |
| West Tower Group, LLC | 0 | $0 | 0.00% | −567−100.0% | Sold out |
| Raleigh Capital Management Inc. | 0 | $0 | 0.00% | −358−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −203−100.0% | Sold out |
| Rockbridge Investment Management, LCC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Tfo-TDC, LLC | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| JNBA Financial Advisors | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| DiNuzzo Private Wealth, Inc. | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Putnam Investments LLC | – | – | – | – | Not filed |
| Hudson Portfolio Management LLC | – | – | – | – | Not filed |
| Sawtooth Solutions, LLC | – | – | – | – | Not filed |
| Sonen Capital LLC | – | – | – | – | Not filed |
| Coppell Advisory Solutions LLC | – | – | – | – | Not filed |