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 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 |
|---|---|---|---|---|---|
| Hussman Strategic Advisors, Inc. | 31,000 | $760.0K | 0.16% | +31,000 | New |
| Profund Advisors LLC | 32,095 | $787.0K | 0.03% | +4,043+14.4% | Added |
| DekaBank Deutsche Girozentrale | 36,550 | $876.0K | 0.00% | 00.0% | Unchanged |
| Handelsbanken Fonder AB | 36,500 | $895.0K | 0.00% | +6,100+20.1% | Added |
| DuPont Capital Management Corp | 37,024 | $908.0K | 0.02% | +37,024 | New |
| Quantitative Investment Management, LLC | 38,938 | $954.0K | 0.09% | +38,938 | New |
| Maven Securities LTD | 40,000 | $981.0K | 0.10% | +40,000 | New |
| Arizona State Retirement System | 43,285 | $1.06M | 0.01% | −3,044−6.6% | Reduced |
| Federated Hermes, Inc. | 43,381 | $1.06M | 0.00% | +43,381 | New |
| Metropolitan Life Insurance Co | 44,000 | $1.08M | 0.02% | +40,804+1,276.7% | Added |
| Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors | 45,000 | $1.10M | 0.37% | 00.0% | Unchanged |
| International Biotechnology Trust PLC | 45,000 | $1.10M | 0.29% | +45,000 | New |
| Engineers Gate Manager LP | 46,648 | $1.14M | 0.07% | −47,004−50.2% | Reduced |
| Hudson Portfolio Management LLC | 46,930 | $1.15M | 1.06% | +46,930 | New |
| Birchview Capital, LP | 50,000 | $1.23M | 0.73% | +15,000+42.9% | Added |
| Voloridge Investment Management, LLC | 53,701 | $1.32M | 0.01% | +53,701 | New |
| Man Group plc | 54,322 | $1.33M | 0.00% | −226,897−80.7% | Reduced |
| BNP Paribas Arbitrage, SA | 55,463 | $1.36M | 0.00% | +12,957+30.5% | Added |
| MetLife Investment Management | 57,471 | $1.41M | 0.01% | +57,471 | New |
| Voya Investment Management LLC | 62,436 | $1.53M | 0.00% | −26,584−29.9% | Reduced |
| Storebrand Asset Management AS | 63,886 | $1.57M | 0.01% | −26,856−29.6% | Reduced |
| Gsa Capital Partners LLP | 64,673 | $1.59M | 0.18% | −3,946−5.8% | Reduced |
| Cinctive Capital Management LP | 65,776 | $1.61M | 0.09% | +65,776 | New |
| Globeflex Capital L P | 68,018 | $1.67M | 0.30% | +68,018 | New |
| Massachusetts Financial Services Co | 70,437 | $1.73M | 0.00% | +604+0.9% | Added |
| Susquehanna Fundamental Investments, LLC | 71,412 | $1.75M | 0.03% | +71,412 | New |
| ProShare Advisors LLC | 76,247 | $1.87M | 0.01% | +51,220+204.7% | Added |
| SG Americas Securities, LLC | 77,010 | $1.89M | 0.01% | +57,744+299.7% | Added |
| Point72 Asset Management, L.P. | 78,700 | $1.93M | 0.01% | −1,062,700−93.1% | Reduced |
| Seven Eight Capital, LP | 80,291 | $1.97M | 0.28% | +62,603+353.9% | Added |
| AXA S.A. | 86,300 | $2.12M | 0.01% | 00.0% | Unchanged |
| SEI Investments Co | 88,097 | $2.16M | 0.00% | −24,602−21.8% | Reduced |
| Fisher Asset Management, LLC | 88,803 | $2.18M | 0.00% | +5,103+6.1% | Added |
| American International Group, Inc. | 89,889 | $2.20M | 0.01% | +88,001+4,661.1% | Added |
| Manufacturers Life Insurance Company, The | 90,057 | $2.21M | 0.00% | +90,057 | New |
| Amundi | 97,768 | $2.40M | 0.00% | +97,768 | New |
| Ameriprise Financial Inc | 101,914 | $2.50M | 0.00% | +1,564+1.6% | Added |
| Rafferty Asset Management, LLC | 104,215 | $2.56M | 0.02% | −67,349−39.3% | Reduced |
| State of New Jersey Common Pension Fund D | 113,634 | $2.79M | 0.01% | +3,303+3.0% | Added |
| Virginia Retirement Systems Et Al | 118,100 | $2.90M | 0.03% | −21,700−15.5% | Reduced |
| Schonfeld Strategic Advisors LLC | 118,902 | $2.92M | 0.03% | +118,902 | New |
| State Board of Administration of Florida Retirement System | 122,539 | $3.00M | 0.01% | −72,196−37.1% | Reduced |
| Tudor Investment Corp Et Al | 129,122 | $3.17M | 0.06% | −43,713−25.3% | Reduced |
| JPMorgan Chase & Co | 132,652 | $3.25M | 0.00% | +59,549+81.5% | Added |
| AQR Capital Management LLC | 139,623 | $3.42M | 0.01% | +56,282+67.5% | Added |
| Healthcare Value Capital, LLC | 150,000 | $3.68M | 7.95% | +50,000+50.0% | Added |
| Integral Health Asset Management, LLC | 150,000 | $3.68M | 1.01% | +150,000 | New |
| S&CO Inc | 153,000 | $3.75M | 0.29% | +800+0.5% | Added |
| Parametric Portfolio Associates LLC | 160,167 | $3.93M | 0.00% | −1,461−0.9% | Reduced |
| Rhumbline Advisers | 162,638 | $3.99M | 0.01% | −1,133−0.7% | Reduced |
| New York State Common Retirement Fund | 164,400 | $4.03M | 0.00% | −13,200−7.4% | Reduced |
| Jupiter Asset Management Ltd | 172,774 | $4.24M | 0.04% | +172,774 | New |
| Susquehanna International Group, LLP | 174,216 | $4.27M | 0.00% | −132,866−43.3% | Reduced |
| D. E. Shaw & Co., Inc. | 176,537 | $4.33M | 0.00% | +110,626+167.8% | Added |
| Platinum Investment Management Ltd | 182,086 | $4.46M | 0.10% | +19,370+11.9% | Added |
| Alliancebernstein L.P. | 198,581 | $4.87M | 0.00% | +125,155+170.5% | Added |
| Citigroup Inc | 206,562 | $5.07M | 0.00% | −2,304,100−91.8% | Reduced |
| State of Wisconsin Investment Board | 208,100 | $5.10M | 0.01% | +187,983+934.4% | Added |
| Prudential Financial Inc | 209,325 | $5.13M | 0.01% | +209,325 | New |
| Deutsche Bank AG | 209,944 | $5.15M | 0.00% | +194,019+1,218.3% | Added |
| Alps Advisors Inc | 210,437 | $5.16M | 0.05% | −77,501−26.9% | Reduced |
| Cubist Systematic Strategies, LLC | 218,682 | $5.36M | 0.06% | +26,995+14.1% | Added |
| California State Teachers Retirement System | 221,230 | $5.42M | 0.01% | −52,972−19.3% | Reduced |
| PDT Partners, LLC | 235,600 | $5.78M | 0.38% | +46,740+24.7% | Added |
| Legal & General Group Plc | 259,561 | $6.37M | 0.00% | +19,100+7.9% | Added |
| Squarepoint Ops LLC | 261,050 | $6.40M | 0.05% | +79,326+43.7% | Added |
| Citadel Advisors LLC | 262,920 | $6.45M | 0.01% | −48,822−15.7% | Reduced |
| Principal Financial Group Inc | 266,981 | $6.55M | 0.00% | +6,633+2.5% | Added |
| Bank of America Corp | 268,052 | $6.57M | 0.00% | −49,569−15.6% | Reduced |
| Jefferies Group LLC | 270,100 | $6.62M | 0.12% | +270,100 | New |
| UBS Group AG | 282,206 | $6.92M | 0.00% | −1,514,727−84.3% | Reduced |
| Acadian Asset Management LLC | 295,151 | $7.24M | 0.03% | −129,786−30.5% | Reduced |
| Asymmetry Capital Management, L.P. | 305,245 | $7.49M | 5.15% | +305,245 | New |
| Rhenman & Partners Asset Management AB | 309,354 | $7.58M | 0.51% | +100,000+47.8% | Added |
| Swiss National Bank | 351,000 | $8.61M | 0.01% | −12,700−3.5% | Reduced |
| Bank of Montreal | 396,280 | $9.64M | 0.01% | +70,904+21.8% | Added |
| Caption Management, LLC | 401,253 | $9.84M | 0.88% | −63,747−13.7% | Reduced |
| Segall Bryant & Hamill, LLC | 402,349 | $9.87M | 0.10% | −444−0.1% | Reduced |
| Russell Investments Group, Ltd. | 405,311 | $9.94M | 0.02% | −339,172−45.6% | Reduced |
| Macquarie Group Ltd | 427,427 | $10.5M | 0.01% | −1,341−0.3% | Reduced |
| Seizert Capital Partners, LLC | 435,031 | $10.7M | 0.51% | −28,569−6.2% | Reduced |
| Eagle Asset Management Inc | 438,349 | $10.7M | 0.05% | −26,677−5.7% | Reduced |
| 13D Management LLC | 449,600 | $11.0M | 3.79% | +449,600 | New |
| Panagora Asset Management Inc | 472,677 | $11.6M | 0.06% | +466,285+7,294.8% | Added |
| Palo Alto Investors LP | 487,100 | $11.9M | 0.66% | 00.0% | Unchanged |
| Pictet Asset Management Ltd | 494,304 | $12.1M | 0.01% | −2,453−0.5% | Reduced |
| Price Michael F | 500,000 | $12.3M | 1.35% | +195,000+63.9% | Added |
| Two Sigma Investments, LP | 512,545 | $12.6M | 0.03% | +512,545 | New |
| UBS Asset Management Americas Inc | 540,590 | $13.3M | 0.01% | −367,983−40.5% | Reduced |
| Two Sigma Advisers, LP | 564,000 | $13.8M | 0.04% | +408,000+261.5% | Added |
| Putnam Investments LLC | 591,466 | $14.5M | 0.02% | +409,878+225.7% | Added |
| TD Asset Management Inc | 566,389 | $14.7M | 0.01% | +2,200+0.4% | Added |
| Hardman Johnston Global Advisors LLC | 605,180 | $14.8M | 0.36% | −34,070−5.3% | Reduced |
| Credit Suisse AG | 634,146 | $15.5M | 0.01% | −935,368−59.6% | Reduced |
| Millennium Management LLC | 757,567 | $18.6M | 0.02% | −49,141−6.1% | Reduced |
| Canada Pension Plan Investment Board | 763,200 | $18.7M | 0.02% | +763,200 | New |
| Invesco Ltd. | 772,481 | $18.9M | 0.00% | +3,927+0.5% | Added |
| Morgan Stanley | 866,050 | $21.2M | 0.00% | +325,610+60.2% | Added |
| Woodline Partners LP | 997,950 | $24.5M | 0.46% | +126,390+14.5% | Added |
| Clearbridge Investments, LLC | 1,057,389 | $25.9M | 0.02% | −108,494−9.3% | Reduced |