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, Q4 2025
Institutional positions in Alkermes plc. as of Dec 31, 2025. 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
- 366
- +12 vs. Q3 2025
- Shares held
- 180.4M
- +11.5M (+6.8%) vs. Q3 2025
- Total value
- $5.05B
- −$19.2M (−0.4%) vs. Q3 2025
- New holders
- 59
- 144 more added
- Sold out
- 47
- 124 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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 2025
Shares, value and share of portfolio for each institution holding Alkermes plc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Quantbot Technologies LP | 7,910 | $221.3K | 0.01% | +7,910 | New |
| New Age Alpha Advisors, LLC | 8,016 | $224.3K | 0.01% | −5,617−41.2% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 8,024 | $224.5K | 0.00% | +1,642+25.7% | Added |
| Sterling Capital Management LLC | 8,149 | $228.0K | 0.00% | +5,042+162.3% | Added |
| Bayforest Capital Ltd | 8,187 | $229.1K | 0.17% | +8,187 | New |
| Credit Agricole S A | 8,500 | $237.8K | 0.00% | −850−9.1% | Reduced |
| CAPROCK Group, Inc. | 8,516 | $238.3K | 0.01% | −2,893−25.4% | Reduced |
| Sequoia Financial Advisors, LLC | 8,850 | $247.6K | 0.00% | +1,057+13.6% | Added |
| Wealth Enhancement Advisory Services, LLC | 8,694 | $250.2K | 0.00% | +8,694 | New |
| Hohimer Wealth Management, LLC | 9,050 | $253.2K | 0.03% | −1,705−15.9% | Reduced |
| Mercer Global Advisors Inc | 9,138 | $255.7K | 0.00% | +9,138 | New |
| Group One Trading, L.P. | 9,426 | $263.7K | 0.01% | +7,523+395.3% | Added |
| Evergreen Capital Management LLC | 10,177 | $284.8K | 0.01% | +816+8.7% | Added |
| James Investment Research Inc | 10,270 | $287.4K | 0.03% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 10,326 | $288.9K | 0.00% | +351+3.5% | Added |
| CIBC World Markets Corp | 10,734 | $300.3K | 0.00% | +10,734 | New |
| Walleye Trading LLC | 11,549 | $323.1K | 0.01% | +11,549 | New |
| Daiwa Securities Group Inc. | 11,759 | $329.0K | 0.00% | +11,240+2,165.7% | Added |
| Advisors Asset Management, Inc. | 12,140 | $339.7K | 0.01% | −4,316−26.2% | Reduced |
| Sanctuary Advisors, LLC | 12,141 | $339.7K | 0.00% | +315+2.7% | Added |
| CWM, LLC | 12,242 | $343.0K | 0.00% | +1,432+13.2% | Added |
| XTX Topco Ltd | 12,322 | $344.8K | 0.01% | −32,306−72.4% | Reduced |
| Crossmark Global Holdings, Inc. | 12,687 | $355.0K | 0.01% | +1,797+16.5% | Added |
| Quadrant Capital Group LLC | 12,930 | $361.8K | 0.01% | −91−0.7% | Reduced |
| Ameritas Investment Partners, Inc. | 13,171 | $368.5K | 0.01% | −385−2.8% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 13,370 | $374.1K | 0.00% | +13,370 | New |
| HighTower Advisors, LLC | 13,494 | $377.6K | 0.00% | −61−0.5% | Reduced |
| Magnetar Financial LLC | 13,701 | $383.4K | 0.00% | +13,701 | New |
| Swiss Life Asset Management Ltd | 13,834 | $387.1K | 0.00% | +6,461+87.6% | Added |
| JustInvest LLC | 14,118 | $395.0K | 0.00% | −618−4.2% | Reduced |
| Algert Global LLC | 14,330 | $401.0K | 0.01% | −121,640−89.5% | Reduced |
| Bank of Montreal | 14,359 | $401.8K | 0.00% | −1,518−9.6% | Reduced |
| Bleakley Financial Group, LLC | 14,732 | $412.2K | 0.01% | +2,414+19.6% | Added |
| Susquehanna International Group, LLP | 14,873 | $416.1K | 0.00% | −99,938−87.0% | Reduced |
| Omers Administration Corp | 14,916 | $417.4K | 0.00% | −14,584−49.4% | Reduced |
| Financiere des Professionnels - Fonds d,investissement inc. | 15,607 | $436.7K | 0.02% | 00.0% | Unchanged |
| Xponance, Inc. | 15,833 | $443.0K | 0.00% | +127+0.8% | Added |
| Todd Asset Management LLC | 16,845 | $471.3K | 0.01% | +4,498+36.4% | Added |
| Aviva PLC | 16,946 | $474.1K | 0.00% | −199−1.2% | Reduced |
| State of Wyoming | 17,338 | $485.1K | 0.05% | +7,424+74.9% | Added |
| Round Rock Advisors, LLC | 17,656 | $494.0K | 0.07% | +1,066+6.4% | Added |
| Public Employees Retirement Association of Colorado | 18,563 | $519.0K | 0.00% | 00.0% | Unchanged |
| Inceptionr LLC | 18,913 | $529.2K | 0.15% | +18,913 | New |
| Cetera Investment Advisers | 18,922 | $529.4K | 0.00% | −4,582−19.5% | Reduced |
| PSP Research LLC | 19,280 | $539.5K | 0.47% | +19,280 | New |
| Quantinno Capital Management LP | 19,440 | $543.9K | 0.00% | +6,210+46.9% | Added |
| AXS Investments LLC | 19,500 | $545.6K | 0.19% | −650−3.2% | Reduced |
| Graham Capital Management, L.P. | 19,646 | $549.7K | 0.02% | +19,646 | New |
| Evolve Private Wealth, LLC | 19,749 | $552.6K | 0.03% | +19,749 | New |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 20,368 | $569.9K | 0.00% | +10.0% | Added |
| Unique Wealth Strategies, LLC | 20,534 | $574.5K | 0.23% | +20,534 | New |
| Moran Wealth Management, LLC | 20,651 | $577.8K | 0.02% | +2,801+15.7% | Added |
| Bryn Mawr Trust Co | 20,783 | $581.5K | 0.01% | 00.0% | Unchanged |
| Farallon Capital Management, L.L.C. | 20,800 | $582.0K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 21,597 | $604.3K | 0.00% | +20,034+1,281.8% | Added |
| Vestcor Inc | 21,766 | $609.0K | 0.02% | −21,374−49.5% | Reduced |
| CI Private Wealth, LLC | 21,932 | $611.8K | 0.00% | −19,431−47.0% | Reduced |
| Horizon Kinetics Asset Management LLC | 22,066 | $617.4K | 0.01% | −967−4.2% | Reduced |
| Allspring Global Investments Holdings, LLC | 22,068 | $623.6K | 0.00% | +1,982+9.9% | Added |
| Ensign Peak Advisors, Inc | 22,828 | $638.7K | 0.00% | −14,213−38.4% | Reduced |
| Teacher Retirement System of Texas | 23,285 | $651.5K | 0.00% | −15,238−39.6% | Reduced |
| Maryland State Retirement & Pension System | 24,161 | $676.0K | 0.01% | +429+1.8% | Added |
| Lighthouse Investment Partners, LLC | 24,759 | $692.8K | 0.02% | +24,759 | New |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 24,814 | $694.3K | 0.01% | +3,733+17.7% | Added |
| RSM US Wealth Management LLC | 25,403 | $706.5K | 0.01% | −1,543−5.7% | Reduced |
| Vontobel Holding Ltd. | 26,047 | $728.8K | 0.00% | −17,186−39.8% | Reduced |
| HighVista Strategies LLC | 26,401 | $738.7K | 0.19% | −17,680−40.1% | Reduced |
| Federated Hermes, Inc. | 26,546 | $742.8K | 0.00% | +23,045+658.2% | Added |
| Oxford Asset Management LLP | 26,767 | $748.9K | 0.26% | +26,767 | New |
| China Universal Asset Management Co., Ltd. | 26,906 | $752.8K | 0.06% | −2,030−7.0% | Reduced |
| NLB Skladi, upravljanje premozenja, d.o.o. | 27,000 | $755.5K | 0.03% | +27,000 | New |
| Dark Forest Capital Management LP | 27,203 | $761.1K | 0.03% | +27,203 | New |
| Mirabella Financial Services LLP | 27,462 | $768.4K | 0.07% | +27,462 | New |
| Aquatic Capital Management LLC | 28,411 | $794.9K | 0.02% | +28,411 | New |
| Summit Global Investments | 29,662 | $830.0K | 0.05% | +9,724+48.8% | Added |
| LSV Asset Management | 30,500 | $853.0K | 0.00% | +15,700+106.1% | Added |
| AdvisorShares Investments LLC | 30,580 | $855.6K | 0.14% | +4,931+19.2% | Added |
| DnB Asset Management AS | 30,762 | $860.7K | 0.00% | +17,532+132.5% | Added |
| Bridgeway Capital Management, LLC | 31,200 | $873.0K | 0.02% | +31,200 | New |
| Cerity Partners LLC | 32,330 | $904.6K | 0.00% | +16,562+105.0% | Added |
| Amundi | 32,383 | $906.1K | 0.00% | +2,973+10.1% | Added |
| Jump Financial, LLC | 32,629 | $913.0K | 0.01% | +32,629 | New |
| Hudson Portfolio Management LLC | 33,505 | $937.5K | 0.81% | −2,950−8.1% | Reduced |
| SG Americas Securities, LLC | 35,872 | $1.00M | 0.00% | +5,255+17.2% | Added |
| Captrust Financial Advisors | 36,767 | $1.03M | 0.00% | +6,037+19.6% | Added |
| Catalytic Wealth RIA, LLC | 37,418 | $1.05M | 0.04% | +19,377+107.4% | Added |
| Oregon Public Employees Retirement Fund | 37,782 | $1.06M | 0.01% | +622+1.7% | Added |
| ProShare Advisors LLC | 38,874 | $1.09M | 0.00% | +2,377+6.5% | Added |
| Toroso Investments, LLC | 39,053 | $1.09M | 0.00% | +5,104+15.0% | Added |
| Vinva Investment Management Ltd | 26,520 | $1.10M | 0.01% | +17,261+186.4% | Added |
| Dana Investment Advisors, Inc. | 39,456 | $1.10M | 0.03% | +12,122+44.3% | Added |
| Envestnet Asset Management Inc | 40,332 | $1.13M | 0.00% | −2,529−5.9% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 40,878 | $1.14M | 0.01% | −1,163−2.8% | Reduced |
| HSBC Holdings PLC | 42,817 | $1.20M | 0.00% | +7,269+20.4% | Added |
| Arizona State Retirement System | 43,625 | $1.22M | 0.01% | −2,715−5.9% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 44,145 | $1.24M | 0.01% | −1,157−2.6% | Reduced |
| LPL Financial LLC | 44,242 | $1.24M | 0.00% | +397+0.9% | Added |
| Nicollet Investment Management, Inc. | 44,479 | $1.25M | 0.39% | −500−1.1% | Reduced |
| Marex Group plc | 44,851 | $1.25M | 0.01% | +30,751+218.1% | Added |
| STRS Ohio | 46,100 | $1.29M | 0.00% | 00.0% | Unchanged |