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, Q4 2022
Institutional positions in Alkermes plc. as of Dec 31, 2022. 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
- 279
- +10 vs. Q3 2022
- Shares held
- 162.2M
- +2.61M (+1.6%) vs. Q3 2022
- Total value
- $4.24B
- +$675.2M (+18.9%) vs. Q3 2022
- New holders
- 45
- 103 more added
- Sold out
- 35
- 85 more reduced
6 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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, Q4 2022
Shares, value and share of portfolio for each institution holding Alkermes plc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 18,539,078 | $484.4M | 0.01% | +431,176+2.4% | Added |
| BlackRock Inc. | 16,424,174 | $429.2M | 0.01% | +935,968+6.0% | Added |
| Sarissa Capital Management LP | 8,964,640 | $234.2M | 27.88% | −5,075,360−36.1% | Reduced |
| State Street Corp | 6,459,407 | $168.8M | 0.01% | −7,794−0.1% | Reduced |
| Citadel Advisors LLC | 6,428,288 | $168.0M | 0.19% | +2,746,011+74.6% | Added |
| Wellington Management Group LLP | 6,044,378 | $157.9M | 0.03% | −678,027−10.1% | Reduced |
| Renaissance Technologies LLC | 5,644,513 | $147.5M | 0.20% | +88,400+1.6% | Added |
| Hardman Johnston Global Advisors LLC | 5,561,806 | $145.3M | 5.69% | −172,453−3.0% | Reduced |
| CIBC World Markets Corp | 5,075,360 | $132.6M | 0.89% | +5,075,360 | New |
| Primecap Management Co | 4,803,330 | $125.5M | 0.11% | −544,420−10.2% | Reduced |
| Millennium Management LLC | 3,427,885 | $89.6M | 0.10% | +2,133,877+164.9% | Added |
| Westfield Capital Management Co LP | 3,385,470 | $88.5M | 0.68% | +1,138,816+50.7% | Added |
| Geode Capital Management, LLC | 3,043,763 | $79.5M | 0.01% | +91,847+3.1% | Added |
| Armistice Capital, LLC | 2,900,000 | $75.8M | 2.04% | −892,000−23.5% | Reduced |
| Putnam Investments LLC | 2,843,972 | $74.3M | 0.13% | +1,734,660+156.4% | Added |
| Holocene Advisors, LP | 2,641,576 | $69.0M | 0.43% | +204,439+8.4% | Added |
| Bank of New York Mellon Corp | 2,497,848 | $65.3M | 0.01% | +1,691+0.1% | Added |
| Polar Capital Holdings Plc | 2,251,442 | $58.8M | 0.47% | +984,246+77.7% | Added |
| Dimensional Fund Advisors LP | 2,148,210 | $56.1M | 0.02% | +78,132+3.8% | Added |
| First Trust Advisors LP | 2,008,945 | $52.5M | 0.06% | +320,970+19.0% | Added |
| Charles Schwab Investment Management Inc | 1,971,003 | $51.5M | 0.02% | +46,708+2.4% | Added |
| Artisan Partners Limited Partnership | 1,920,267 | $50.2M | 0.09% | −67,106−3.4% | Reduced |
| Goldman Sachs Group Inc | 1,865,907 | $48.8M | 0.01% | −238,566−11.3% | Reduced |
| Nuveen Asset Management, LLC | 1,845,860 | $48.2M | 0.02% | +390,700+26.8% | Added |
| Balyasny Asset Management LLC | 1,762,947 | $46.1M | 0.16% | +1,762,947 | New |
| Norges Bank | 1,697,574 | $44.4M | 0.01% | +145,089+9.3% | Added |
| Northern Trust Corp | 1,614,919 | $42.2M | 0.01% | +13,369+0.8% | Added |
| Price T Rowe Associates Inc | 1,570,313 | $41.0M | 0.01% | −3,116,858−66.5% | Reduced |
| Two Sigma Advisers, LP | 1,493,700 | $39.0M | 0.11% | +374,000+33.4% | Added |
| Jacobs Levy Equity Management, Inc | 1,443,866 | $37.7M | 0.26% | −161,539−10.1% | Reduced |
| Krensavage Asset Management, LLC | 1,401,783 | $36.6M | 11.32% | −9,899−0.7% | Reduced |
| Arrowstreet Capital, Limited Partnership | 1,252,635 | $32.7M | 0.05% | +364,896+41.1% | Added |
| Teacher Retirement System of Texas | 995,507 | $26.0M | 0.19% | +181,969+22.4% | Added |
| Two Sigma Investments, LP | 900,435 | $23.5M | 0.08% | +378,373+72.5% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 859,200 | $22.5M | 0.11% | −159,500−15.7% | Reduced |
| Morgan Stanley | 851,833 | $22.3M | 0.00% | +81,812+10.6% | Added |
| Panagora Asset Management Inc | 793,570 | $20.7M | 0.14% | +45,257+6.0% | Added |
| Jupiter Asset Management Ltd | 771,301 | $20.1M | 0.29% | +529,831+219.4% | Added |
| Pictet Asset Management SA | 731,472 | $19.1M | 0.03% | +188,558+34.7% | Added |
| Bank of America Corp | 703,336 | $18.4M | 0.00% | +74,070+11.8% | Added |
| Hood River Capital Management LLC | 685,942 | $17.9M | 0.65% | +245,952+55.9% | Added |
| FMR LLC | 668,638 | $17.5M | 0.00% | −335,283−33.4% | Reduced |
| Brookfield Asset Management Inc. | 649,845 | $17.0M | 0.06% | +649,845 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 639,477 | $16.7M | 0.10% | +446,993+232.2% | Added |
| Emerald Advisers, LLC | 639,430 | $16.7M | 0.81% | +338,136+112.2% | Added |
| Eagle Asset Management Inc | 640,845 | $16.6M | 0.10% | −214,695−25.1% | Reduced |
| Palo Alto Investors LP | 603,400 | $15.8M | 1.34% | 00.0% | Unchanged |
| International Biotechnology Trust PLC | 593,000 | $15.5M | 4.78% | 00.0% | Unchanged |
| Virginia Retirement Systems Et Al | 580,200 | $15.2M | 0.16% | +525,200+954.9% | Added |
| D. E. Shaw & Co., Inc. | 571,354 | $14.9M | 0.03% | +323,112+130.2% | Added |
| Segall Bryant & Hamill, LLC | 511,235 | $13.4M | 0.15% | +65,568+14.7% | Added |
| California Public Employees Retirement System | 505,276 | $13.2M | 0.01% | +115,548+29.6% | Added |
| Glenmede Trust Co NA | 485,826 | $12.7M | 0.07% | −59,914−11.0% | Reduced |
| Invesco Ltd. | 474,536 | $12.4M | 0.00% | +23,625+5.2% | Added |
| Macquarie Group Ltd | 423,142 | $11.1M | 0.01% | −1,982−0.5% | Reduced |
| Ensign Peak Advisors, Inc | 405,355 | $10.6M | 0.02% | +59,959+17.4% | Added |
| Swiss National Bank | 396,600 | $10.4M | 0.01% | +9,100+2.3% | Added |
| 13D Management LLC | 383,584 | $10.0M | 5.27% | −31,471−7.6% | Reduced |
| Emerald Mutual Fund Advisers Trust | 382,507 | $9.99M | 0.62% | +176,327+85.5% | Added |
| Capital Fund Management S.A. | 375,756 | $9.82M | 0.22% | +108,103+40.4% | Added |
| Price Jennifer C. | 360,600 | $9.42M | 2.25% | 00.0% | Unchanged |
| Prosight Management, LP | 341,521 | $8.92M | 4.99% | −160,629−32.0% | Reduced |
| AXA S.A. | 328,499 | $8.58M | 0.03% | −1,734−0.5% | Reduced |
| Rafferty Asset Management, LLC | 328,018 | $8.57M | 0.07% | +37,387+12.9% | Added |
| Barclays PLC | 317,786 | $8.30M | 0.01% | +32,134+11.2% | Added |
| Fuller & Thaler Asset Management, Inc. | 316,026 | $8.26M | 0.05% | −7,053−2.2% | Reduced |
| Tekla Capital Management LLC | 309,613 | $8.09M | 0.31% | 00.0% | Unchanged |
| Legal & General Group Plc | 305,473 | $7.98M | 0.00% | +5,829+1.9% | Added |
| Man Group plc | 303,651 | $7.93M | 0.03% | +111,243+57.8% | Added |
| Tamarack Advisers, LP | 275,000 | $7.19M | 5.20% | +75,000+37.5% | Added |
| JPMorgan Chase & Co | 274,468 | $7.17M | 0.00% | −4,865−1.7% | Reduced |
| Seizert Capital Partners, LLC | 267,776 | $7.00M | 0.37% | +644+0.2% | Added |
| Thrivent Financial for Lutherans | 249,197 | $6.51M | 0.02% | −109,768−30.6% | Reduced |
| Point72 Asset Management, L.P. | 236,719 | $6.19M | 0.02% | +236,719 | New |
| Voya Investment Management LLC | 235,115 | $6.14M | 0.01% | +2,024+0.9% | Added |
| Sectoral Asset Management Inc | 231,900 | $6.06M | 1.17% | −500−0.2% | Reduced |
| Lombard Odier Asset Management (Switzerland) SA | 229,814 | $6.01M | 0.48% | +229,814 | New |
| Rhumbline Advisers | 228,037 | $5.96M | 0.01% | +11,718+5.4% | Added |
| Deutsche Bank AG | 218,102 | $5.70M | 0.00% | +14,036+6.9% | Added |
| Ameriprise Financial Inc | 208,339 | $5.45M | 0.00% | −199,271−48.9% | Reduced |
| California State Teachers Retirement System | 208,120 | $5.44M | 0.01% | +3,108+1.5% | Added |
| Credit Suisse AG | 207,920 | $5.43M | 0.01% | +28,285+15.7% | Added |
| Alliancebernstein L.P. | 195,581 | $5.11M | 0.00% | +500+0.3% | Added |
| AQR Capital Management LLC | 194,939 | $5.09M | 0.01% | +13,191+7.3% | Added |
| New York State Common Retirement Fund | 194,806 | $5.09M | 0.01% | +1,985+1.0% | Added |
| Russell Investments Group, Ltd. | 193,779 | $5.06M | 0.01% | +7,492+4.0% | Added |
| UBS Asset Management Americas Inc | 189,525 | $4.95M | 0.00% | +6,370+3.5% | Added |
| Cubist Systematic Strategies, LLC | 187,477 | $4.90M | 0.04% | −157,663−45.7% | Reduced |
| Algert Global LLC | 176,900 | $4.62M | 0.26% | +7,586+4.5% | Added |
| Hillsdale Investment Management Inc. | 169,400 | $4.43M | 0.37% | −24,900−12.8% | Reduced |
| Assenagon Asset Management S.A. | 167,096 | $4.37M | 0.02% | −95,950−36.5% | Reduced |
| State of Wisconsin Investment Board | 164,880 | $4.31M | 0.01% | +170.0% | Added |
| Citigroup Inc | 163,470 | $4.27M | 0.01% | −135,895−45.4% | Reduced |
| BNP Paribas Arbitrage, SA | 159,712 | $4.17M | 0.01% | −43,142−21.3% | Reduced |
| S&CO Inc | 153,000 | $4.00M | 0.35% | 00.0% | Unchanged |
| Rhenman & Partners Asset Management AB | 150,000 | $3.92M | 0.41% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 147,188 | $3.85M | 0.03% | −86,723−37.1% | Reduced |
| Acadian Asset Management LLC | 143,106 | $3.73M | 0.02% | −302,578−67.9% | Reduced |
| Ally Bridge Group (NY) LLC | 142,002 | $3.71M | 3.61% | −157,998−52.7% | Reduced |
| Agf Management Ltd | 141,414 | $3.70M | 0.03% | +141,414 | New |