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, Q2 2023
Institutional positions in Alkermes plc. as of Jun 30, 2023. 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
- 293
- +25 vs. Q1 2023
- Shares held
- 160.7M
- −975.0K (−0.6%) vs. Q1 2023
- Total value
- $5.03B
- +$469.8M (+10.3%) vs. Q1 2023
- New holders
- 54
- 104 more added
- Sold out
- 29
- 90 more reduced
1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Alkermes plc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 18,594,472 | $582.0M | 0.01% | −13,670−0.1% | Reduced |
| BlackRock Inc. | 16,889,475 | $528.6M | 0.01% | +268,222+1.6% | Added |
| Sarissa Capital Management LP | 14,040,000 | $439.5M | 43.75% | +5,075,360+56.6% | Added |
| Wellington Management Group LLP | 7,690,866 | $240.7M | 0.05% | +980,531+14.6% | Added |
| State Street Corp | 5,890,303 | $184.4M | 0.01% | +103,262+1.8% | Added |
| Hardman Johnston Global Advisors LLC | 5,762,556 | $180.4M | 5.85% | −250,865−4.2% | Reduced |
| Renaissance Technologies LLC | 5,166,413 | $161.7M | 0.23% | +227,500+4.6% | Added |
| Pictet Asset Management SA | 4,794,565 | $150.1M | 0.18% | +2,022,274+72.9% | Added |
| Primecap Management Co | 4,126,240 | $129.2M | 0.11% | −72,050−1.7% | Reduced |
| Geode Capital Management, LLC | 3,336,443 | $104.4M | 0.01% | +162,409+5.1% | Added |
| Deep Track Capital, LP | 3,000,000 | $93.9M | 4.39% | 00.0% | Unchanged |
| Polar Capital Holdings Plc | 2,888,016 | $90.4M | 0.62% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 2,654,567 | $83.1M | 0.02% | −2,002−0.1% | Reduced |
| Westfield Capital Management Co LP | 2,315,310 | $72.5M | 0.46% | −1,259,158−35.2% | Reduced |
| Dimensional Fund Advisors LP | 2,198,787 | $68.8M | 0.02% | +32,865+1.5% | Added |
| Putnam Investments LLC | 2,165,659 | $67.8M | 0.10% | −259,074−10.7% | Reduced |
| Viking Global Investors LPSuperinvestorViking Global Investors | 2,116,275 | $66.2M | 0.27% | −665,642−23.9% | Reduced |
| Charles Schwab Investment Management Inc | 2,047,810 | $64.1M | 0.02% | +98,997+5.1% | Added |
| Nuveen Asset Management, LLC | 2,037,460 | $63.8M | 0.02% | +38,635+1.9% | Added |
| Armistice Capital, LLC | 2,000,000 | $62.6M | 1.57% | −724,000−26.6% | Reduced |
| Artisan Partners Limited Partnership | 1,878,411 | $58.8M | 0.09% | −15,647−0.8% | Reduced |
| First Trust Advisors LP | 1,723,569 | $53.9M | 0.06% | −196,950−10.3% | Reduced |
| Northern Trust Corp | 1,675,342 | $52.4M | 0.01% | +41,512+2.5% | Added |
| Millennium Management LLC | 1,659,031 | $51.9M | 0.06% | −859,487−34.1% | Reduced |
| Goldman Sachs Group Inc | 1,643,964 | $51.5M | 0.01% | +302,696+22.6% | Added |
| Norges Bank | 1,547,557 | $48.4M | 0.01% | +36,473+2.4% | Added |
| Price T Rowe Associates Inc | 1,509,446 | $47.2M | 0.01% | −33,905−2.2% | Reduced |
| Citadel Advisors LLC | 1,481,469 | $46.4M | 0.05% | −2,003,150−57.5% | Reduced |
| Two Sigma Advisers, LP | 1,421,000 | $44.5M | 0.11% | +111,400+8.5% | Added |
| Jacobs Levy Equity Management, Inc | 1,327,889 | $41.6M | 0.24% | +26,510+2.0% | Added |
| FMR LLC | 1,268,261 | $39.7M | 0.00% | +200,608+18.8% | Added |
| Holocene Advisors, LP | 1,252,953 | $39.2M | 0.17% | −1,509,196−54.6% | Reduced |
| PFM Health Sciences, LP | 1,151,384 | $36.0M | 1.45% | +1,151,384 | New |
| Morgan Stanley | 1,121,151 | $35.1M | 0.00% | +546,580+95.1% | Added |
| Krensavage Asset Management, LLC | 1,103,451 | $34.5M | 10.94% | −292,346−20.9% | Reduced |
| Segall Bryant & Hamill, LLC | 982,617 | $30.8M | 0.32% | −5,970−0.6% | Reduced |
| Two Sigma Investments, LP | 944,719 | $29.6M | 0.08% | +471,108+99.5% | Added |
| Eagle Asset Management Inc | 866,121 | $27.1M | 0.15% | +63,842+8.0% | Added |
| California Public Employees Retirement System | 851,330 | $26.6M | 0.02% | +60,630+7.7% | Added |
| Panagora Asset Management Inc | 790,625 | $24.7M | 0.15% | −29,626−3.6% | Reduced |
| Alliancebernstein L.P. | 776,210 | $24.3M | 0.01% | +326,225+72.5% | Added |
| Arrowstreet Capital, Limited Partnership | 756,401 | $23.7M | 0.03% | +78,467+11.6% | Added |
| Marshall Wace, LLP | 725,077 | $22.7M | 0.05% | +611,673+539.4% | Added |
| Teacher Retirement System of Texas | 721,138 | $22.6M | 0.15% | −62,480−8.0% | Reduced |
| Bank of America Corp | 702,889 | $22.0M | 0.00% | −499,633−41.5% | Reduced |
| D. E. Shaw & Co., Inc. | 681,619 | $21.3M | 0.03% | +237,339+53.4% | Added |
| American Century Companies Inc | 649,091 | $20.3M | 0.02% | +627,548+2,913.0% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 632,929 | $19.8M | 0.10% | −5,868−0.9% | Reduced |
| Palo Alto Investors LP | 603,400 | $18.9M | 1.53% | 00.0% | Unchanged |
| Virginia Retirement Systems Et Al | 569,800 | $17.8M | 0.17% | +569,800 | New |
| Eventide Asset Management, LLC | 562,233 | $17.6M | 0.30% | +562,233 | New |
| Point72 Asset Management, L.P. | 496,719 | $15.5M | 0.05% | +197,142+65.8% | Added |
| Cubist Systematic Strategies, LLC | 493,251 | $15.4M | 0.17% | +134,255+37.4% | Added |
| Glenmede Trust Co NA | 492,622 | $14.0M | 0.08% | +971+0.2% | Added |
| Ensign Peak Advisors, Inc | 412,290 | $12.9M | 0.03% | +6,935+1.7% | Added |
| Great Point Partners LLC | 411,453 | $12.9M | 2.58% | +411,453 | New |
| Invesco Ltd. | 401,242 | $12.6M | 0.00% | −28,051−6.5% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 379,733 | $11.9M | 0.07% | +39,199+11.5% | Added |
| Loomis Sayles & Co L P | 368,007 | $11.5M | 0.02% | +37,013+11.2% | Added |
| Thrivent Financial for Lutherans | 353,432 | $11.1M | 0.03% | +104,235+41.8% | Added |
| Rhenman & Partners Asset Management AB | 350,000 | $11.0M | 1.15% | +215,000+159.3% | Added |
| JPMorgan Chase & Co | 347,917 | $10.9M | 0.00% | +26,506+8.2% | Added |
| AXA S.A. | 328,546 | $10.3M | 0.03% | −10,410−3.1% | Reduced |
| Swiss National Bank | 322,100 | $10.1M | 0.01% | −32,600−9.2% | Reduced |
| Tekla Capital Management LLC | 309,613 | $9.69M | 0.38% | 00.0% | Unchanged |
| Legal & General Group Plc | 304,020 | $9.52M | 0.00% | −9,959−3.2% | Reduced |
| Macquarie Group Ltd | 300,000 | $9.39M | 0.01% | −123,142−29.1% | Reduced |
| Integral Health Asset Management, LLC | 284,000 | $8.89M | 1.17% | +105,000+58.7% | Added |
| BNP Paribas Arbitrage, SA | 275,916 | $8.64M | 0.02% | +111,771+68.1% | Added |
| 13D Management LLC | 268,250 | $8.40M | 4.58% | −7,834−2.8% | Reduced |
| Rafferty Asset Management, LLC | 266,792 | $8.35M | 0.05% | +11,124+4.4% | Added |
| Voya Investment Management LLC | 254,591 | $7.97M | 0.01% | +19,598+8.3% | Added |
| Price Jennifer C. | 243,830 | $7.63M | 2.62% | −116,770−32.4% | Reduced |
| Sectoral Asset Management Inc | 242,173 | $7.58M | 1.26% | +11,073+4.8% | Added |
| Credit Suisse AG | 238,827 | $7.48M | 0.01% | +21,455+9.9% | Added |
| Rhumbline Advisers | 234,038 | $7.33M | 0.01% | +4,753+2.1% | Added |
| Jump Financial, LLC | 233,612 | $7.31M | 0.27% | +233,612 | New |
| Ameriprise Financial Inc | 224,385 | $7.02M | 0.00% | +3,091+1.4% | Added |
| Susquehanna International Group, LLP | 222,837 | $6.97M | 0.01% | −79,921−26.4% | Reduced |
| Algert Global LLC | 205,869 | $6.44M | 0.28% | +10,170+5.2% | Added |
| Barclays PLC | 204,877 | $6.41M | 0.00% | −75,516−26.9% | Reduced |
| Deutsche Bank AG | 203,450 | $6.37M | 0.00% | −38,732−16.0% | Reduced |
| Neuberger Berman Group LLC | 199,465 | $6.24M | 0.01% | +199,465 | New |
| Soleus Capital Management, L.P. | 194,400 | $6.08M | 0.68% | −35,600−15.5% | Reduced |
| UBS Asset Management Americas Inc | 213,376 | $6.02M | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 185,384 | $5.80M | 0.01% | −19,629−9.6% | Reduced |
| Jane Street Group, LLC | 175,592 | $5.50M | 0.01% | +76,979+78.1% | Added |
| Citigroup Inc | 172,745 | $5.41M | 0.01% | −52,781−23.4% | Reduced |
| Hillsdale Investment Management Inc. | 170,810 | $5.35M | 0.49% | +110+0.1% | Added |
| Franklin Resources Inc | 168,469 | $5.27M | 0.00% | +81,391+93.5% | Added |
| Capital Fund Management S.A. | 165,581 | $5.18M | 0.08% | −75,467−31.3% | Reduced |
| Trexquant Investment LP | 155,858 | $4.88M | 0.13% | +85,228+120.7% | Added |
| S&CO Inc | 153,000 | $4.79M | 0.39% | 00.0% | Unchanged |
| OrbiMed Advisors LLC | 151,400 | $4.74M | 0.09% | +151,400 | New |
| Prosight Management, LP | 147,554 | $4.62M | 1.35% | −168,611−53.3% | Reduced |
| Federated Hermes, Inc. | 145,332 | $4.55M | 0.01% | +24,536+20.3% | Added |
| New York State Common Retirement Fund | 142,618 | $4.46M | 0.01% | −17,689−11.0% | Reduced |
| State of Wisconsin Investment Board | 142,615 | $4.46M | 0.01% | −9,011−5.9% | Reduced |
| Wells Fargo & Company | 138,895 | $4.35M | 0.00% | +39,834+40.2% | Added |
| Fisher Asset Management, LLC | 127,914 | $4.00M | 0.00% | −120.0% | Reduced |