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, Q3 2021
Institutional positions in Alkermes plc. as of Sep 30, 2021. 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
- 227
- +3 vs. Q2 2021
- Shares held
- 154.7M
- −5.97M (−3.7%) vs. Q2 2021
- Total value
- $4.77B
- +$830.4M (+21.1%) vs. Q2 2021
- New holders
- 43
- 72 more added
- Sold out
- 40
- 73 more reduced
2 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding Alkermes plc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Emerald Mutual Fund Advisers Trust | 1,093,745 | $33.7M | 1.17% | +1,093,745 | New |
| Emerald Advisers, LLC | 1,140,633 | $35.2M | 1.28% | +1,140,633 | New |
| Baker Bros. Advisors LP | 1,228,170 | $37.9M | 0.17% | 00.0% | Unchanged |
| Krensavage Asset Management, LLC | 1,441,967 | $44.5M | 13.95% | −246,874−14.6% | Reduced |
| Norges Bank | 1,529,967 | $47.2M | 0.01% | −226,468−12.9% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,732,278 | $53.4M | 0.36% | +18,161+1.1% | Added |
| Northern Trust Corp | 1,744,930 | $53.8M | 0.01% | −38,419−2.2% | Reduced |
| Goldman Sachs Group Inc | 1,893,513 | $58.4M | 0.01% | +16,283+0.9% | Added |
| Charles Schwab Investment Management Inc | 1,934,679 | $59.7M | 0.02% | +341,464+21.4% | Added |
| Nuveen Asset Management, LLC | 1,972,135 | $60.8M | 0.02% | −199,406−9.2% | Reduced |
| Dimensional Fund Advisors LP | 2,072,719 | $63.9M | 0.02% | +290,637+16.3% | Added |
| Armistice Capital, LLC | 2,356,000 | $72.7M | 1.80% | −1,544,000−39.6% | Reduced |
| Holocene Advisors, LP | 2,554,976 | $78.8M | 0.45% | +347,979+15.8% | Added |
| First Trust Advisors LP | 2,715,194 | $83.7M | 0.09% | −436,095−13.8% | Reduced |
| Camber Capital Management LP | 2,725,000 | $84.0M | 3.12% | −1,575,000−36.6% | Reduced |
| Artisan Partners Limited Partnership | 2,747,053 | $84.7M | 0.10% | −166,203−5.7% | Reduced |
| Bank of New York Mellon Corp | 2,764,346 | $85.3M | 0.02% | +72,340+2.7% | Added |
| Geode Capital Management, LLC | 2,810,329 | $86.7M | 0.01% | −247,610−8.1% | Reduced |
| Hardman Johnston Global Advisors LLC | 4,232,279 | $130.5M | 3.51% | +3,627,099+599.3% | Added |
| Renaissance Technologies LLC | 4,744,482 | $146.3M | 0.19% | −534,131−10.1% | Reduced |
| State Street Corp | 4,921,476 | $151.8M | 0.01% | −32,860−0.7% | Reduced |
| Primecap Management Co | 6,409,670 | $197.7M | 0.14% | −148,750−2.3% | Reduced |
| Wellington Management Group LLP | 11,808,222 | $364.2M | 0.06% | −2,423,415−17.0% | Reduced |
| BlackRock Inc. | 13,088,720 | $403.7M | 0.01% | +52,174+0.4% | Added |
| Sarissa Capital Management LP | 13,213,000 | $407.5M | 31.99% | +1,343,000+11.3% | Added |
| Vanguard Group Inc | 16,838,825 | $519.3M | 0.01% | +238,336+1.4% | Added |
| Price T Rowe Associates Inc | 21,266,241 | $655.9M | 0.06% | −1,578,713−6.9% | Reduced |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −1,542,778−100.0% | Sold out |
| Clearbridge Investments, LLC | 0 | $0 | 0.00% | −1,057,389−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −763,200−100.0% | Sold out |
| Jefferies Group LLC | 0 | $0 | 0.00% | −270,100−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −174,216−100.0% | Sold out |
| Jupiter Asset Management Ltd | 0 | $0 | 0.00% | −172,774−100.0% | Sold out |
| Integral Health Asset Management, LLC | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −132,652−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −78,700−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −71,412−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −64,673−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −53,701−100.0% | Sold out |
| International Biotechnology Trust PLC | 0 | $0 | 0.00% | −45,000−100.0% | Sold out |
| Maven Securities LTD | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |
| Quantitative Investment Management, LLC | 0 | $0 | 0.00% | −38,938−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −36,550−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −27,513−100.0% | Sold out |
| Teza Capital Management LLC | 0 | $0 | 0.00% | −26,223−100.0% | Sold out |
| Cowen and Company, LLC | 0 | $0 | 0.00% | −23,385−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −22,391−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −20,923−100.0% | Sold out |
| Mitsubishi UFJ Trust & Banking Corp | 0 | $0 | 0.00% | −15,377−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −13,597−100.0% | Sold out |
| Credit Agricole S A | 0 | $0 | 0.00% | −12,350−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −10,914−100.0% | Sold out |
| Vident Investment Advisory, LLC | 0 | $0 | 0.00% | −8,737−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −8,597−100.0% | Sold out |
| Comerica Bank | 0 | $0 | 0.00% | −6,924−100.0% | Sold out |
| Quantitative Systematic Strategies LLC | 0 | $0 | 0.00% | −8,239−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −4,862−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −2,609−100.0% | Sold out |
| Financial Perspectives, Inc | 0 | $0 | 0.00% | −1,375−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −1,206−100.0% | Sold out |
| Trust Co of Vermont | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Brewin Dolphin Ltd | 0 | $0 | 0.00% | −800−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −351−100.0% | Sold out |
| Anfield Capital Management, LLC | 0 | $0 | 0.00% | −125−100.0% | Sold out |
| Mark Sheptoff Financial Planning, LLC | 0 | $0 | 0.00% | −150−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| McCarthy Asset Management, Inc. | 0 | $0 | 0.00% | −90−100.0% | Sold out |
| Pictet Asset Management Ltd | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |