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 |
|---|---|---|---|---|---|
| Vontobel Holding Ltd. | 26,047 | $728.8K | 0.00% | −17,186−39.8% | Reduced |
| RSM US Wealth Management LLC | 25,403 | $706.5K | 0.01% | −1,543−5.7% | Reduced |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 24,814 | $694.3K | 0.01% | +3,733+17.7% | Added |
| Lighthouse Investment Partners, LLC | 24,759 | $692.8K | 0.02% | +24,759 | New |
| Maryland State Retirement & Pension System | 24,161 | $676.0K | 0.01% | +429+1.8% | Added |
| Teacher Retirement System of Texas | 23,285 | $651.5K | 0.00% | −15,238−39.6% | Reduced |
| Ensign Peak Advisors, Inc | 22,828 | $638.7K | 0.00% | −14,213−38.4% | Reduced |
| Allspring Global Investments Holdings, LLC | 22,068 | $623.6K | 0.00% | +1,982+9.9% | Added |
| Horizon Kinetics Asset Management LLC | 22,066 | $617.4K | 0.01% | −967−4.2% | Reduced |
| CI Private Wealth, LLC | 21,932 | $611.8K | 0.00% | −19,431−47.0% | Reduced |
| Vestcor Inc | 21,766 | $609.0K | 0.02% | −21,374−49.5% | Reduced |
| Walleye Capital LLC | 21,597 | $604.3K | 0.00% | +20,034+1,281.8% | Added |
| Farallon Capital Management, L.L.C. | 20,800 | $582.0K | 0.00% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 20,783 | $581.5K | 0.01% | 00.0% | Unchanged |
| Moran Wealth Management, LLC | 20,651 | $577.8K | 0.02% | +2,801+15.7% | Added |
| Unique Wealth Strategies, LLC | 20,534 | $574.5K | 0.23% | +20,534 | New |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 20,368 | $569.9K | 0.00% | +10.0% | Added |
| Evolve Private Wealth, LLC | 19,749 | $552.6K | 0.03% | +19,749 | New |
| Graham Capital Management, L.P. | 19,646 | $549.7K | 0.02% | +19,646 | New |
| AXS Investments LLC | 19,500 | $545.6K | 0.19% | −650−3.2% | Reduced |
| Quantinno Capital Management LP | 19,440 | $543.9K | 0.00% | +6,210+46.9% | Added |
| PSP Research LLC | 19,280 | $539.5K | 0.47% | +19,280 | New |
| Cetera Investment Advisers | 18,922 | $529.4K | 0.00% | −4,582−19.5% | Reduced |
| Inceptionr LLC | 18,913 | $529.2K | 0.15% | +18,913 | New |
| Public Employees Retirement Association of Colorado | 18,563 | $519.0K | 0.00% | 00.0% | Unchanged |
| Round Rock Advisors, LLC | 17,656 | $494.0K | 0.07% | +1,066+6.4% | Added |
| State of Wyoming | 17,338 | $485.1K | 0.05% | +7,424+74.9% | Added |
| Aviva PLC | 16,946 | $474.1K | 0.00% | −199−1.2% | Reduced |
| Todd Asset Management LLC | 16,845 | $471.3K | 0.01% | +4,498+36.4% | Added |
| Xponance, Inc. | 15,833 | $443.0K | 0.00% | +127+0.8% | Added |
| Financiere des Professionnels - Fonds d,investissement inc. | 15,607 | $436.7K | 0.02% | 00.0% | Unchanged |
| Omers Administration Corp | 14,916 | $417.4K | 0.00% | −14,584−49.4% | Reduced |
| Susquehanna International Group, LLP | 14,873 | $416.1K | 0.00% | −99,938−87.0% | Reduced |
| Bleakley Financial Group, LLC | 14,732 | $412.2K | 0.01% | +2,414+19.6% | Added |
| Bank of Montreal | 14,359 | $401.8K | 0.00% | −1,518−9.6% | Reduced |
| Algert Global LLC | 14,330 | $401.0K | 0.01% | −121,640−89.5% | Reduced |
| JustInvest LLC | 14,118 | $395.0K | 0.00% | −618−4.2% | Reduced |
| Swiss Life Asset Management Ltd | 13,834 | $387.1K | 0.00% | +6,461+87.6% | Added |
| Magnetar Financial LLC | 13,701 | $383.4K | 0.00% | +13,701 | New |
| HighTower Advisors, LLC | 13,494 | $377.6K | 0.00% | −61−0.5% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 13,370 | $374.1K | 0.00% | +13,370 | New |
| Ameritas Investment Partners, Inc. | 13,171 | $368.5K | 0.01% | −385−2.8% | Reduced |
| Quadrant Capital Group LLC | 12,930 | $361.8K | 0.01% | −91−0.7% | Reduced |
| Crossmark Global Holdings, Inc. | 12,687 | $355.0K | 0.01% | +1,797+16.5% | Added |
| XTX Topco Ltd | 12,322 | $344.8K | 0.01% | −32,306−72.4% | Reduced |
| CWM, LLC | 12,242 | $343.0K | 0.00% | +1,432+13.2% | Added |
| Sanctuary Advisors, LLC | 12,141 | $339.7K | 0.00% | +315+2.7% | Added |
| Advisors Asset Management, Inc. | 12,140 | $339.7K | 0.01% | −4,316−26.2% | Reduced |
| Daiwa Securities Group Inc. | 11,759 | $329.0K | 0.00% | +11,240+2,165.7% | Added |
| Walleye Trading LLC | 11,549 | $323.1K | 0.01% | +11,549 | New |
| CIBC World Markets Corp | 10,734 | $300.3K | 0.00% | +10,734 | New |
| The PNC Financial Services Group, Inc. | 10,326 | $288.9K | 0.00% | +351+3.5% | Added |
| James Investment Research Inc | 10,270 | $287.4K | 0.03% | 00.0% | Unchanged |
| Evergreen Capital Management LLC | 10,177 | $284.8K | 0.01% | +816+8.7% | Added |
| Group One Trading, L.P. | 9,426 | $263.7K | 0.01% | +7,523+395.3% | Added |
| Mercer Global Advisors Inc | 9,138 | $255.7K | 0.00% | +9,138 | New |
| Hohimer Wealth Management, LLC | 9,050 | $253.2K | 0.03% | −1,705−15.9% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 8,694 | $250.2K | 0.00% | +8,694 | New |
| Sequoia Financial Advisors, LLC | 8,850 | $247.6K | 0.00% | +1,057+13.6% | Added |
| CAPROCK Group, Inc. | 8,516 | $238.3K | 0.01% | −2,893−25.4% | Reduced |
| Credit Agricole S A | 8,500 | $237.8K | 0.00% | −850−9.1% | Reduced |
| Bayforest Capital Ltd | 8,187 | $229.1K | 0.17% | +8,187 | New |
| Sterling Capital Management LLC | 8,149 | $228.0K | 0.00% | +5,042+162.3% | Added |
| Mirae Asset Global Investments Co., Ltd. | 8,024 | $224.5K | 0.00% | +1,642+25.7% | Added |
| New Age Alpha Advisors, LLC | 8,016 | $224.3K | 0.01% | −5,617−41.2% | Reduced |
| Quantbot Technologies LP | 7,910 | $221.3K | 0.01% | +7,910 | New |
| Nisa Investment Advisors, LLC | 7,864 | $220.0K | 0.00% | −723−8.4% | Reduced |
| Auxier Asset Management | 7,652 | $214.1K | 0.03% | −185−2.4% | Reduced |
| Bridgefront Capital, LLC | 7,381 | $206.5K | 0.05% | +7,381 | New |
| Avanza Fonder AB | 7,327 | $205.0K | 0.01% | −893−10.9% | Reduced |
| MQS Management LLC | 7,252 | $202.9K | 0.12% | +7,252 | New |
| National Bank of Canada | 7,168 | $200.5K | 0.00% | −230−3.1% | Reduced |
| Bellevue Group AG | 6,594 | $184.5K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 6,516 | $182.0K | 0.10% | −1,399−17.7% | Reduced |
| Smartleaf Asset Management LLC | 6,402 | $178.0K | 0.01% | +99+1.6% | Added |
| Centaurus Financial, Inc. | 6,223 | $174.0K | 0.01% | +621+11.1% | Added |
| St Germain D J Co Inc | 6,180 | $172.9K | 0.01% | +6,180 | New |
| DekaBank Deutsche Girozentrale | 5,614 | $153.0K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 5,363 | $150.1K | 0.01% | +969+22.1% | Added |
| KBC Group NV | 5,106 | $143.0K | 0.00% | 00.0% | Unchanged |
| Horizon Investments, LLC | 3,296 | $92.2K | 0.00% | −39,706−92.3% | Reduced |
| GF Fund Management Co. Ltd. | 3,244 | $90.8K | 0.00% | −308−8.7% | Reduced |
| Advisor Group Holdings, Inc. | 2,677 | $74.9K | 0.00% | −39−1.4% | Reduced |
| C M Bidwell & Associates Ltd | 2,630 | $73.6K | 0.03% | +2,630 | New |
| Tower Research Capital LLC (TRC) | 2,584 | $72.3K | 0.00% | −1,880−42.1% | Reduced |
| Leonteq Securities AG | 2,515 | $70.4K | 0.00% | +2,515 | New |
| EverSource Wealth Advisors, LLC | 2,455 | $68.7K | 0.00% | −362−12.9% | Reduced |
| T. Rowe Price Investment Management, Inc. | 2,099 | $59.0K | 0.00% | +2,099 | New |
| EMC Capital Management | 2,064 | $58.0K | 0.03% | −364−15.0% | Reduced |
| Hantz Financial Services, Inc. | 2,045 | $57.0K | 0.00% | +806+65.1% | Added |
| Pinnacle Wealth Planning Services, Inc. | 1,696 | $47.5K | 0.00% | +1,696 | New |
| Rockefeller Capital Management L.P. | 1,411 | $39.5K | 0.00% | −746−34.6% | Reduced |
| Signaturefd, LLC | 1,285 | $36.0K | 0.00% | 00.0% | Unchanged |
| Salomon & Ludwin, LLC | 1,244 | $34.8K | 0.00% | +667+115.6% | Added |
| Umb Bank N A | 1,220 | $34.1K | 0.00% | +446+57.6% | Added |
| US Bancorp | 1,218 | $34.1K | 0.00% | −1,991−62.0% | Reduced |
| Danske Bank A/S | 1,200 | $33.6K | 0.00% | −32,271−96.4% | Reduced |
| Versant Capital Management, Inc | 1,178 | $33.0K | 0.00% | −84−6.7% | Reduced |
| Fifth Third Bancorp | 1,174 | $32.8K | 0.00% | +91+8.4% | Added |
| Cullen/Frost Bankers, Inc. | 1,015 | $28.4K | 0.00% | +1,015 | New |