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, Q1 2022
Institutional positions in Alkermes plc. as of Mar 31, 2022. 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
- 249
- +33 vs. Q4 2021
- Shares held
- 159.9M
- +1.89M (+1.2%) vs. Q4 2021
- Total value
- $4.21B
- +$532.1M (+14.5%) vs. Q4 2021
- New holders
- 56
- 67 more added
- Sold out
- 23
- 92 more reduced
3 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2022
Shares, value and share of portfolio for each institution holding Alkermes plc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Seizert Capital Partners, LLC | 268,882 | $7.07M | 0.32% | −12,911−4.6% | Reduced |
| Ameriprise Financial Inc | 274,062 | $7.21M | 0.00% | −8,277−2.9% | Reduced |
| Legal & General Group Plc | 306,786 | $8.07M | 0.00% | +835+0.3% | Added |
| California Public Employees Retirement System | 307,008 | $8.08M | 0.01% | +2,026+0.7% | Added |
| Price Michael F | 360,600 | $9.49M | 1.12% | 00.0% | Unchanged |
| Swiss National Bank | 382,400 | $10.1M | 0.01% | +27,900+7.9% | Added |
| 13D Management LLC | 389,267 | $10.2M | 3.90% | −34,393−8.1% | Reduced |
| Macquarie Group Ltd | 426,827 | $11.2M | 0.01% | −600−0.1% | Reduced |
| Segall Bryant & Hamill, LLC | 430,296 | $11.3M | 0.11% | +1,718+0.4% | Added |
| Bank of America Corp | 451,123 | $11.9M | 0.00% | +111,510+32.8% | Added |
| Pictet Asset Management SA | 465,808 | $12.3M | 0.01% | −6,663−1.4% | Reduced |
| Teacher Retirement System of Texas | 465,974 | $12.3M | 0.06% | +465,974 | New |
| Invesco Ltd. | 543,551 | $14.3M | 0.00% | +30,623+6.0% | Added |
| Panagora Asset Management Inc | 639,040 | $16.8M | 0.09% | +23,303+3.8% | Added |
| Palo Alto Investors LP | 673,571 | $17.7M | 1.37% | −80,629−10.7% | Reduced |
| Glenmede Trust Co NA | 678,906 | $17.9M | 0.09% | +112,655+19.9% | Added |
| Two Sigma Advisers, LP | 753,400 | $19.8M | 0.05% | +157,700+26.5% | Added |
| Eagle Asset Management Inc | 826,891 | $21.8M | 0.11% | +465,624+128.9% | Added |
| Emerald Mutual Fund Advisers Trust | 877,633 | $23.1M | 1.02% | −47,442−5.1% | Reduced |
| Emerald Advisers, LLC | 1,063,794 | $28.0M | 1.07% | +96,726+10.0% | Added |
| TD Asset Management Inc | 1,071,389 | $28.2M | 0.03% | −99,000−8.5% | Reduced |
| Woodline Partners LP | 1,314,406 | $34.6M | 0.57% | −304,399−18.8% | Reduced |
| Krensavage Asset Management, LLC | 1,424,204 | $37.5M | 12.92% | −18,761−1.3% | Reduced |
| Nuveen Asset Management, LLC | 1,491,627 | $38.6M | 0.01% | +132,729+9.8% | Added |
| Baker Bros. Advisors LP | 1,500,000 | $39.5M | 0.23% | 00.0% | Unchanged |
| Norges Bank | 1,563,110 | $41.1M | 0.01% | −1,036,200−39.9% | Reduced |
| Morgan Stanley | 1,588,339 | $41.8M | 0.01% | +1,194,845+303.7% | Added |
| Northern Trust Corp | 1,632,582 | $43.0M | 0.01% | −81,979−4.8% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,751,156 | $46.1M | 0.31% | +102,354+6.2% | Added |
| Armistice Capital, LLC | 1,824,000 | $48.0M | 1.37% | −1,348,000−42.5% | Reduced |
| Charles Schwab Investment Management Inc | 1,929,413 | $50.8M | 0.02% | +56,188+3.0% | Added |
| First Trust Advisors LP | 2,040,584 | $53.7M | 0.05% | −43,424−2.1% | Reduced |
| Dimensional Fund Advisors LP | 2,137,564 | $56.2M | 0.02% | −47,232−2.2% | Reduced |
| Arrowstreet Capital, Limited Partnership | 2,147,237 | $56.5M | 0.07% | +2,147,237 | New |
| Goldman Sachs Group Inc | 2,285,081 | $60.1M | 0.02% | +316,115+16.1% | Added |
| Citadel Advisors LLC | 2,342,979 | $61.6M | 0.07% | +1,684,879+256.0% | Added |
| Artisan Partners Limited Partnership | 2,554,653 | $67.2M | 0.09% | +293,921+13.0% | Added |
| Holocene Advisors, LP | 2,573,524 | $67.7M | 0.36% | −391,268−13.2% | Reduced |
| Bank of New York Mellon Corp | 2,587,308 | $68.1M | 0.01% | −317,241−10.9% | Reduced |
| Geode Capital Management, LLC | 2,867,801 | $75.5M | 0.01% | −4,002−0.1% | Reduced |
| Renaissance Technologies LLC | 4,868,013 | $128.1M | 0.15% | +57,068+1.2% | Added |
| Hardman Johnston Global Advisors LLC | 5,258,917 | $138.4M | 4.44% | −279,823−5.1% | Reduced |
| Primecap Management Co | 5,667,890 | $149.1M | 0.11% | −407,290−6.7% | Reduced |
| State Street Corp | 5,779,899 | $152.1M | 0.01% | +85,459+1.5% | Added |
| Wellington Management Group LLP | 11,479,541 | $302.0M | 0.05% | −328,681−2.8% | Reduced |
| Sarissa Capital Management LP | 14,040,000 | $369.4M | 34.92% | 00.0% | Unchanged |
| BlackRock Inc. | 15,080,046 | $396.8M | 0.01% | +827,759+5.8% | Added |
| Vanguard Group Inc | 16,793,110 | $441.8M | 0.01% | −98,600−0.6% | Reduced |
| Price T Rowe Associates Inc | 21,000,095 | $552.5M | 0.06% | −343,486−1.6% | Reduced |
| Camber Capital Management LP | 0 | $0 | 0.00% | −1,300,000−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −99,702−100.0% | Sold out |
| Massachusetts Financial Services Co | 0 | $0 | 0.00% | −83,794−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −48,490−100.0% | Sold out |
| Paradiem, LLC | 0 | $0 | 0.00% | −38,903−100.0% | Sold out |
| Quantedge Capital Pte Ltd | 0 | $0 | 0.00% | −26,600−100.0% | Sold out |
| IndexIQ Advisors LLC | 0 | $0 | 0.00% | −22,607−100.0% | Sold out |
| Manteio Capital LLC | 0 | $0 | 0.00% | −15,045−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −10,120−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −10,014−100.0% | Sold out |
| Eaton Vance Management | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Altshuler Shaham Ltd | 0 | $0 | 0.00% | −2,131−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −2,012−100.0% | Sold out |
| Trust Co of Vermont | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −574−100.0% | Sold out |
| Schroder Investment Management Group | 0 | $0 | 0.00% | −405−100.0% | Sold out |
| Retirement Planning Co of New England, Inc. | 0 | $0 | 0.00% | −361−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −259−100.0% | Sold out |
| Cornerstone Advisory, LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Baillie Gifford & Co | 0 | $0 | 0.00% | −192−100.0% | Sold out |
| Smith Group Asset Management, LLC | 0 | $0 | 0.00% | −180−100.0% | Sold out |
| Fortitude Advisory Group L.L.C. | 0 | $0 | 0.00% | −34−100.0% | Sold out |
| TD Capital Management LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Tygh Capital Management, Inc. | – | – | – | – | Not filed |
| Reilly Financial Advisors, LLC | – | – | – | – | Not filed |
| Bell Investment Advisors, Inc | – | – | – | – | Not filed |