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, Q2 2021
Institutional positions in Alkermes plc. as of Jun 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
- 226
- +27 vs. Q1 2021
- Shares held
- 161.2M
- +3.33M (+2.1%) vs. Q1 2021
- Total value
- $3.95B
- +$1.01B (+34.1%) vs. Q1 2021
- New holders
- 58
- 69 more added
- Sold out
- 31
- 67 more reduced
1 institution that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2021
Shares, value and share of portfolio for each institution holding Alkermes plc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wells Fargo & Company | 1,073,202 | $26.3M | 0.01% | +531,450+98.1% | Added |
| Baker Bros. Advisors LP | 1,228,170 | $30.1M | 0.13% | 00.0% | Unchanged |
| Arrowstreet Capital, Limited Partnership | 1,542,778 | $37.8M | 0.05% | +343,111+28.6% | Added |
| Charles Schwab Investment Management Inc | 1,593,215 | $39.1M | 0.01% | +375,454+30.8% | Added |
| Krensavage Asset Management, LLC | 1,688,841 | $41.4M | 14.06% | +61,518+3.8% | Added |
| Jacobs Levy Equity Management, Inc | 1,714,117 | $42.0M | 0.28% | +300,918+21.3% | Added |
| Norges Bank | 1,756,435 | $43.1M | 0.01% | +84,550+5.1% | Added |
| Dimensional Fund Advisors LP | 1,782,082 | $43.7M | 0.01% | +485,629+37.5% | Added |
| Northern Trust Corp | 1,783,349 | $43.7M | 0.01% | +1,026,700+135.7% | Added |
| Goldman Sachs Group Inc | 1,877,230 | $46.0M | 0.01% | +995,070+112.8% | Added |
| Nuveen Asset Management, LLC | 2,171,541 | $53.2M | 0.02% | +203,116+10.3% | Added |
| Holocene Advisors, LP | 2,206,997 | $54.1M | 0.33% | +2,206,997 | New |
| Bank of New York Mellon Corp | 2,692,006 | $66.0M | 0.01% | +558,943+26.2% | Added |
| Artisan Partners Limited Partnership | 2,913,256 | $71.4M | 0.09% | −78,020−2.6% | Reduced |
| Geode Capital Management, LLC | 3,057,939 | $75.0M | 0.01% | +815,113+36.3% | Added |
| First Trust Advisors LP | 3,151,289 | $77.3M | 0.08% | −115,128−3.5% | Reduced |
| Armistice Capital, LLC | 3,900,000 | $95.6M | 2.54% | +376,000+10.7% | Added |
| Camber Capital Management LP | 4,300,000 | $105.4M | 4.14% | −1,300,000−23.2% | Reduced |
| State Street Corp | 4,954,336 | $121.5M | 0.01% | +459,735+10.2% | Added |
| Renaissance Technologies LLC | 5,278,613 | $129.4M | 0.16% | −786,900−13.0% | Reduced |
| Primecap Management Co | 6,558,420 | $160.8M | 0.11% | −112,070−1.7% | Reduced |
| Sarissa Capital Management LP | 11,870,000 | $291.1M | 23.14% | +3,920,000+49.3% | Added |
| BlackRock Inc. | 13,036,546 | $319.7M | 0.01% | +3,654,863+39.0% | Added |
| Wellington Management Group LLP | 14,231,637 | $349.0M | 0.06% | −6,295,792−30.7% | Reduced |
| Vanguard Group Inc | 16,600,489 | $407.0M | 0.01% | +731,077+4.6% | Added |
| Price T Rowe Associates Inc | 22,844,954 | $560.2M | 0.05% | −909,684−3.8% | Reduced |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −1,767,573−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −531,625−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −354,615−100.0% | Sold out |
| Tekla Capital Management LLC | 0 | $0 | 0.00% | −169,930−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −131,418−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −91,394−100.0% | Sold out |
| CM Management, LLC | 0 | $0 | 0.00% | −70,000−100.0% | Sold out |
| Atom Investors LP | 0 | $0 | 0.00% | −69,388−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −60,074−100.0% | Sold out |
| Treasurer of the State of North Carolina | 0 | $0 | 0.00% | −57,886−100.0% | Sold out |
| HAP Trading, LLC | 0 | $0 | 0.00% | −54,421−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −40,136−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −34,661−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −28,692−100.0% | Sold out |
| Foundry Partners, LLC | 0 | $0 | 0.00% | −28,417−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −20,986−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −13,784−100.0% | Sold out |
| Maryland State Retirement & Pension System | 0 | $0 | 0.00% | −13,032−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −11,594−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −11,247−100.0% | Sold out |
| Cutler Group LP | 0 | $0 | 0.00% | −8,500−100.0% | Sold out |
| Sowell Financial Services LLC | 0 | $0 | 0.00% | −6,700−100.0% | Sold out |
| Pinz Capital Management, LP | 0 | $0 | 0.00% | −6,500−100.0% | Sold out |
| Pacer Advisors, Inc. | 0 | $0 | 0.00% | −4,014−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −1,574−100.0% | Sold out |
| KBC Group NV | 0 | $0 | 0.00% | −1,256−100.0% | Sold out |
| International Assets Investment Management, LLC | 0 | $0 | 0.00% | −930−100.0% | Sold out |
| RMR Wealth Builders | 0 | $0 | 0.00% | −597−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −517−100.0% | Sold out |
| Alpha DNA Investment Management LLC | 0 | $0 | 0.00% | −96−100.0% | Sold out |
| Meridian Wealth Partners, LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Amundi Asset Management US, Inc. | – | – | – | – | Not filed |