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 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 |
|---|---|---|---|---|---|
| S&CO Inc | 153,000 | $4.79M | 0.39% | 00.0% | Unchanged |
| Trexquant Investment LP | 155,858 | $4.88M | 0.13% | +85,228+120.7% | Added |
| Capital Fund Management S.A. | 165,581 | $5.18M | 0.08% | −75,467−31.3% | Reduced |
| Franklin Resources Inc | 168,469 | $5.27M | 0.00% | +81,391+93.5% | Added |
| Hillsdale Investment Management Inc. | 170,810 | $5.35M | 0.49% | +110+0.1% | Added |
| Citigroup Inc | 172,745 | $5.41M | 0.01% | −52,781−23.4% | Reduced |
| Jane Street Group, LLC | 175,592 | $5.50M | 0.01% | +76,979+78.1% | Added |
| California State Teachers Retirement System | 185,384 | $5.80M | 0.01% | −19,629−9.6% | Reduced |
| UBS Asset Management Americas Inc | 213,376 | $6.02M | 0.00% | 00.0% | Unchanged |
| Soleus Capital Management, L.P. | 194,400 | $6.08M | 0.68% | −35,600−15.5% | Reduced |
| Neuberger Berman Group LLC | 199,465 | $6.24M | 0.01% | +199,465 | New |
| Deutsche Bank AG | 203,450 | $6.37M | 0.00% | −38,732−16.0% | Reduced |
| Barclays PLC | 204,877 | $6.41M | 0.00% | −75,516−26.9% | Reduced |
| Algert Global LLC | 205,869 | $6.44M | 0.28% | +10,170+5.2% | Added |
| Susquehanna International Group, LLP | 222,837 | $6.97M | 0.01% | −79,921−26.4% | Reduced |
| Ameriprise Financial Inc | 224,385 | $7.02M | 0.00% | +3,091+1.4% | Added |
| Jump Financial, LLC | 233,612 | $7.31M | 0.27% | +233,612 | New |
| Rhumbline Advisers | 234,038 | $7.33M | 0.01% | +4,753+2.1% | Added |
| Credit Suisse AG | 238,827 | $7.48M | 0.01% | +21,455+9.9% | Added |
| Sectoral Asset Management Inc | 242,173 | $7.58M | 1.26% | +11,073+4.8% | Added |
| Price Jennifer C. | 243,830 | $7.63M | 2.62% | −116,770−32.4% | Reduced |
| Voya Investment Management LLC | 254,591 | $7.97M | 0.01% | +19,598+8.3% | Added |
| Rafferty Asset Management, LLC | 266,792 | $8.35M | 0.05% | +11,124+4.4% | Added |
| 13D Management LLC | 268,250 | $8.40M | 4.58% | −7,834−2.8% | Reduced |
| BNP Paribas Arbitrage, SA | 275,916 | $8.64M | 0.02% | +111,771+68.1% | Added |
| Integral Health Asset Management, LLC | 284,000 | $8.89M | 1.17% | +105,000+58.7% | Added |
| Macquarie Group Ltd | 300,000 | $9.39M | 0.01% | −123,142−29.1% | Reduced |
| Legal & General Group Plc | 304,020 | $9.52M | 0.00% | −9,959−3.2% | Reduced |
| Tekla Capital Management LLC | 309,613 | $9.69M | 0.38% | 00.0% | Unchanged |
| Swiss National Bank | 322,100 | $10.1M | 0.01% | −32,600−9.2% | Reduced |
| AXA S.A. | 328,546 | $10.3M | 0.03% | −10,410−3.1% | Reduced |
| JPMorgan Chase & Co | 347,917 | $10.9M | 0.00% | +26,506+8.2% | Added |
| Rhenman & Partners Asset Management AB | 350,000 | $11.0M | 1.15% | +215,000+159.3% | Added |
| Thrivent Financial for Lutherans | 353,432 | $11.1M | 0.03% | +104,235+41.8% | Added |
| Loomis Sayles & Co L P | 368,007 | $11.5M | 0.02% | +37,013+11.2% | Added |
| Fuller & Thaler Asset Management, Inc. | 379,733 | $11.9M | 0.07% | +39,199+11.5% | Added |
| Invesco Ltd. | 401,242 | $12.6M | 0.00% | −28,051−6.5% | Reduced |
| Great Point Partners LLC | 411,453 | $12.9M | 2.58% | +411,453 | New |
| Ensign Peak Advisors, Inc | 412,290 | $12.9M | 0.03% | +6,935+1.7% | Added |
| Glenmede Trust Co NA | 492,622 | $14.0M | 0.08% | +971+0.2% | Added |
| Cubist Systematic Strategies, LLC | 493,251 | $15.4M | 0.17% | +134,255+37.4% | Added |
| Point72 Asset Management, L.P. | 496,719 | $15.5M | 0.05% | +197,142+65.8% | Added |
| Eventide Asset Management, LLC | 562,233 | $17.6M | 0.30% | +562,233 | New |
| Virginia Retirement Systems Et Al | 569,800 | $17.8M | 0.17% | +569,800 | New |
| Palo Alto Investors LP | 603,400 | $18.9M | 1.53% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 632,929 | $19.8M | 0.10% | −5,868−0.9% | Reduced |
| American Century Companies Inc | 649,091 | $20.3M | 0.02% | +627,548+2,913.0% | Added |
| D. E. Shaw & Co., Inc. | 681,619 | $21.3M | 0.03% | +237,339+53.4% | Added |
| Bank of America Corp | 702,889 | $22.0M | 0.00% | −499,633−41.5% | Reduced |
| Teacher Retirement System of Texas | 721,138 | $22.6M | 0.15% | −62,480−8.0% | Reduced |
| Marshall Wace, LLP | 725,077 | $22.7M | 0.05% | +611,673+539.4% | Added |
| Arrowstreet Capital, Limited Partnership | 756,401 | $23.7M | 0.03% | +78,467+11.6% | Added |
| Alliancebernstein L.P. | 776,210 | $24.3M | 0.01% | +326,225+72.5% | Added |
| Panagora Asset Management Inc | 790,625 | $24.7M | 0.15% | −29,626−3.6% | Reduced |
| California Public Employees Retirement System | 851,330 | $26.6M | 0.02% | +60,630+7.7% | Added |
| Eagle Asset Management Inc | 866,121 | $27.1M | 0.15% | +63,842+8.0% | Added |
| Two Sigma Investments, LP | 944,719 | $29.6M | 0.08% | +471,108+99.5% | Added |
| Segall Bryant & Hamill, LLC | 982,617 | $30.8M | 0.32% | −5,970−0.6% | Reduced |
| Krensavage Asset Management, LLC | 1,103,451 | $34.5M | 10.94% | −292,346−20.9% | Reduced |
| Morgan Stanley | 1,121,151 | $35.1M | 0.00% | +546,580+95.1% | Added |
| PFM Health Sciences, LP | 1,151,384 | $36.0M | 1.45% | +1,151,384 | New |
| Holocene Advisors, LP | 1,252,953 | $39.2M | 0.17% | −1,509,196−54.6% | Reduced |
| FMR LLC | 1,268,261 | $39.7M | 0.00% | +200,608+18.8% | Added |
| Jacobs Levy Equity Management, Inc | 1,327,889 | $41.6M | 0.24% | +26,510+2.0% | Added |
| Two Sigma Advisers, LP | 1,421,000 | $44.5M | 0.11% | +111,400+8.5% | Added |
| Citadel Advisors LLC | 1,481,469 | $46.4M | 0.05% | −2,003,150−57.5% | Reduced |
| Price T Rowe Associates Inc | 1,509,446 | $47.2M | 0.01% | −33,905−2.2% | Reduced |
| Norges Bank | 1,547,557 | $48.4M | 0.01% | +36,473+2.4% | Added |
| Goldman Sachs Group Inc | 1,643,964 | $51.5M | 0.01% | +302,696+22.6% | Added |
| Millennium Management LLC | 1,659,031 | $51.9M | 0.06% | −859,487−34.1% | Reduced |
| Northern Trust Corp | 1,675,342 | $52.4M | 0.01% | +41,512+2.5% | Added |
| First Trust Advisors LP | 1,723,569 | $53.9M | 0.06% | −196,950−10.3% | Reduced |
| Artisan Partners Limited Partnership | 1,878,411 | $58.8M | 0.09% | −15,647−0.8% | Reduced |
| Armistice Capital, LLC | 2,000,000 | $62.6M | 1.57% | −724,000−26.6% | Reduced |
| Nuveen Asset Management, LLC | 2,037,460 | $63.8M | 0.02% | +38,635+1.9% | Added |
| Charles Schwab Investment Management Inc | 2,047,810 | $64.1M | 0.02% | +98,997+5.1% | Added |
| Viking Global Investors LPSuperinvestorViking Global Investors | 2,116,275 | $66.2M | 0.27% | −665,642−23.9% | Reduced |
| Putnam Investments LLC | 2,165,659 | $67.8M | 0.10% | −259,074−10.7% | Reduced |
| Dimensional Fund Advisors LP | 2,198,787 | $68.8M | 0.02% | +32,865+1.5% | Added |
| Westfield Capital Management Co LP | 2,315,310 | $72.5M | 0.46% | −1,259,158−35.2% | Reduced |
| Bank of New York Mellon Corp | 2,654,567 | $83.1M | 0.02% | −2,002−0.1% | Reduced |
| Polar Capital Holdings Plc | 2,888,016 | $90.4M | 0.62% | 00.0% | Unchanged |
| Deep Track Capital, LP | 3,000,000 | $93.9M | 4.39% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 3,336,443 | $104.4M | 0.01% | +162,409+5.1% | Added |
| Primecap Management Co | 4,126,240 | $129.2M | 0.11% | −72,050−1.7% | Reduced |
| Pictet Asset Management SA | 4,794,565 | $150.1M | 0.18% | +2,022,274+72.9% | Added |
| Renaissance Technologies LLC | 5,166,413 | $161.7M | 0.23% | +227,500+4.6% | Added |
| Hardman Johnston Global Advisors LLC | 5,762,556 | $180.4M | 5.85% | −250,865−4.2% | Reduced |
| State Street Corp | 5,890,303 | $184.4M | 0.01% | +103,262+1.8% | Added |
| Wellington Management Group LLP | 7,690,866 | $240.7M | 0.05% | +980,531+14.6% | Added |
| Sarissa Capital Management LP | 14,040,000 | $439.5M | 43.75% | +5,075,360+56.6% | Added |
| BlackRock Inc. | 16,889,475 | $528.6M | 0.01% | +268,222+1.6% | Added |
| Vanguard Group Inc | 18,594,472 | $582.0M | 0.01% | −13,670−0.1% | Reduced |
| CIBC World Markets Corp | 0 | $0 | 0.00% | −5,075,360−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −786,067−100.0% | Sold out |
| Hood River Capital Management LLC | 0 | $0 | 0.00% | −731,630−100.0% | Sold out |
| Emerald Advisers, LLC | 0 | $0 | 0.00% | −699,499−100.0% | Sold out |
| International Biotechnology Trust PLC | 0 | $0 | 0.00% | −593,000−100.0% | Sold out |
| Emerald Mutual Fund Advisers Trust | 0 | $0 | 0.00% | −568,314−100.0% | Sold out |
| Brookfield Asset Management Inc. | 0 | $0 | 0.00% | −203,438−100.0% | Sold out |