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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 2025

Institutional positions in Alkermes plc. as of Mar 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
371
+33 vs. Q4 2024
Shares held
172.3M
+6.96M (+4.2%) vs. Q4 2024
Total value
$5.69B
+$933.5M (+19.6%) vs. Q4 2024
New holders
62
127 more added
Sold out
29
133 more reduced

5 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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.

Institutional holdersQ1 2025: 371 institutions
Q1 2021: 200 institutionsQ2 2021: 226 institutionsQ3 2021: 227 institutionsQ4 2021: 219 institutionsQ1 2022: 249 institutionsQ2 2022: 276 institutionsQ3 2022: 275 institutionsQ4 2022: 279 institutionsQ1 2023: 269 institutionsQ2 2023: 293 institutionsQ3 2023: 309 institutionsQ4 2023: 302 institutionsQ1 2024: 337 institutionsQ2 2024: 323 institutionsQ3 2024: 338 institutionsQ4 2024: 343 institutionsQ1 2025: 371 institutionsQ2 2025: 353 institutionsQ3 2025: 358 institutionsQ4 2025: 366 institutionsQ1 2026: 390 institutionsQ2 2026: 425 institutions
Value heldQ1 2025: $5.69B
Q1 2021: $2.95BQ2 2021: $3.95BQ3 2021: $4.77BQ4 2021: $3.68BQ1 2022: $4.21BQ2 2022: $4.67BQ3 2022: $3.57BQ4 2022: $4.24BQ1 2023: $4.56BQ2 2023: $5.03BQ3 2023: $4.59BQ4 2023: $4.87BQ1 2024: $4.77BQ2 2024: $4.32BQ3 2024: $5.01BQ4 2024: $4.81BQ1 2025: $5.69BQ2 2025: $4.84BQ3 2025: $5.09BQ4 2025: $5.05BQ1 2026: $6.22BQ2 2026: $9.32B
Institutions holding ALKS and their total value by quarter
QuarterHoldersValue
Q2 2026425$9.32B
Q1 2026390$6.22B
Q4 2025366$5.05B
Q3 2025358$5.09B
Q2 2025353$4.84B
Q1 2025371$5.69B
Q4 2024343$4.81B
Q3 2024338$5.01B
Q2 2024323$4.32B
Q1 2024337$4.77B
Q4 2023302$4.87B
Q3 2023309$4.59B
Q2 2023293$5.03B
Q1 2023269$4.56B
Q4 2022279$4.24B
Q3 2022275$3.57B
Q2 2022276$4.67B
Q1 2022249$4.21B
Q4 2021219$3.68B
Q3 2021227$4.77B
Q2 2021226$3.95B
Q1 2021200$2.95B

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Alkermes plc.; share changes are against Q4 2024.

Institutions holding ALKS in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Oxford Asset Management LLP6,565$216.8K0.10%+6,565New
Covestor Ltd6,711$222.0K0.15%+114+1.7%Added
KBC Group NV7,176$237.0K0.00%00.0%Unchanged
TownSquare Capital, LLC7,234$238.9K0.00%−1,889−20.7%Reduced
Tower Research Capital LLC (TRC)7,273$240.2K0.01%−13,401−64.8%Reduced
National Bank of Canada7,331$242.0K0.00%+7,331New
Avantax Advisory Services, Inc.7,460$246.3K0.00%+7,460New
Avanza Fonder AB8,136$265.6K0.01%+8,136New
CAPROCK Group, Inc.8,107$267.7K0.01%+8,107New
Pitcairn Co8,110$267.8K0.02%+8,110New
Moors & Cabot, Inc.8,604$284.1K0.01%−393−4.4%Reduced
Capula Management Ltd8,874$293.0K0.00%+8,874New
CIBC Asset Management Inc9,047$298.7K0.00%−108−1.2%Reduced
James Investment Research Inc9,108$300.7K0.04%00.0%Unchanged
Bayforest Capital Ltd9,270$306.1K0.13%+4,752+105.2%Added
Everence Capital Management Inc9,540$315.0K0.02%00.0%Unchanged
DnB Asset Management AS9,928$327.8K0.00%−3,248−24.7%Reduced
SIH Partners, LLLP10,234$337.9K0.03%+10,234New
Gsa Capital Partners LLP10,315$341.0K0.03%+10,315New
Cetera Investment Advisers10,513$347.1K0.00%−132−1.2%Reduced
Ritholtz Wealth Management10,532$347.8K0.01%+10,532New
Evergreen Capital Management LLC10,770$355.6K0.01%+589+5.8%Added
United Services Automobile Association10,815$359.2K0.01%00.0%Unchanged
Crossmark Global Holdings, Inc.11,013$363.6K0.01%+194+1.8%Added
State of Wyoming11,114$367.0K0.05%+4,179+60.3%Added
Quantessence Capital LLC11,300$373.1K0.09%−1,177−9.4%Reduced
Wolverine Trading, LLC11,256$373.8K0.01%+2,649+30.8%Added
Brinker Capital Investments, LLC11,446$377.9K0.00%+869+8.2%Added
Orion Portfolio Solutions, LLC11,446$377.9K0.00%+869+8.2%Added
Auxier Asset Management11,816$390.2K0.06%00.0%Unchanged
The PNC Financial Services Group, Inc.12,352$407.9K0.00%+451+3.8%Added
Hohimer Wealth Management, LLC12,362$408.2K0.08%+450+3.8%Added
Jefferies Financial Group Inc.12,417$410.0K0.01%+12,417New
Quantinno Capital Management LP12,994$429.1K0.00%+4,412+51.4%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main13,170$434.9K0.00%−200,758−93.8%Reduced
Wealth Enhancement Advisory Services, LLC13,361$441.2K0.00%−2,746−17.0%Reduced
Bayesian Capital Management, LP13,500$445.8K0.07%+13,500New
New Age Alpha Advisors, LLC13,702$452.4K0.02%+7,765+130.8%Added
SG Americas Securities, LLC13,988$462.0K0.00%+2,872+25.8%Added
E Fund Management Co., Ltd.14,060$464.3K0.02%−835−5.6%Reduced
Syon Capital LLC14,938$493.3K0.04%−505−3.3%Reduced
HighTower Advisors, LLC15,149$500.2K0.00%−1,394−8.4%Reduced
Bleakley Financial Group, LLC15,744$519.9K0.02%−105−0.7%Reduced
Globeflex Capital L P15,793$521.5K0.05%−3,400−17.7%Reduced
Ameritas Investment Partners, Inc.16,402$541.6K0.02%−445−2.6%Reduced
Sanctuary Advisors, LLC16,663$550.2K0.00%−18,045−52.0%Reduced
Inceptionr LLC16,858$556.7K0.17%+5,836+52.9%Added
Aviva PLC17,425$575.4K0.00%−3,489−16.7%Reduced
Advisors Asset Management, Inc.17,460$576.5K0.01%+3,316+23.4%Added
Baird Financial Group, Inc.17,764$586.6K0.00%+17,764New
JustInvest LLC18,001$594.4K0.01%−501−2.7%Reduced
Public Employees Retirement Association of Colorado18,829$622.0K0.00%00.0%Unchanged
Xponance, Inc.18,838$622.0K0.01%+284+1.5%Added
Captrust Financial Advisors19,462$642.6K0.00%+1,100+6.0%Added
Quadrant Capital Group LLC19,621$647.9K0.02%+15,590+386.8%Added
AdvisorShares Investments LLC19,975$649.8K0.13%+6,804+51.7%Added
CWM, LLC20,450$675.0K0.00%+86+0.4%Added
Bryn Mawr Trust Co20,783$686.3K0.01%00.0%Unchanged
RSM US Wealth Management LLC20,812$687.2K0.01%−2,910−12.3%Reduced
Advantage Alpha Capital Partners LP21,357$705.2K0.17%+7,410+53.1%Added
Penserra Capital Management LLC23,010$759.0K0.01%+23,010New
Horizon Kinetics Asset Management LLC23,033$760.5K0.01%00.0%Unchanged
Dana Investment Advisors, Inc.23,276$768.6K0.03%−5,294−18.5%Reduced
Bridgefront Capital, LLC23,346$770.9K0.22%+23,346New
Mutual of America Capital Management LLC23,680$781.9K0.01%−830−3.4%Reduced
Allianz Asset Management GmbH24,500$809.0K0.00%−7,800−24.1%Reduced
Lighthouse Investment Partners, LLC25,000$825.5K0.04%+25,000New
Exchange Traded Concepts, LLC25,149$830.4K0.01%−5,801−18.7%Reduced
Y-Intercept (Hong Kong) Ltd25,339$836.7K0.06%+10,966+76.3%Added
Dark Forest Capital Management LP25,504$842.1K0.04%+25,504New
Cerity Partners LLC26,240$866.4K0.00%+8,310+46.3%Added
Vestcor Inc26,645$880.0K0.03%+13,268+99.2%Added
LPL Financial LLC27,151$896.5K0.00%+27,151New
O'Shaughnessy Asset Management, LLC27,935$922.4K0.01%+13,732+96.7%Added
Bank of Montreal28,057$926.4K0.00%+6,265+28.7%Added
Private Client Services, LLC28,132$928.9K0.46%+28,132New
Squarepoint Ops LLC29,764$982.8K0.00%−193,305−86.7%Reduced
Jain Global LLC30,078$993.2K0.02%+5,038+20.1%Added
AXS Investments LLC31,200$1.03M0.28%+31,200New
China Universal Asset Management Co., Ltd.32,618$1.08M0.10%−1,690−4.9%Reduced
Engineers Gate Manager LP32,983$1.09M0.02%+32,983New
Twinbeech Capital LP33,016$1.09M0.02%+33,016New
Fox Run Management, L.L.C.33,728$1.11M0.17%−33,134−49.6%Reduced
Toroso Investments, LLC34,735$1.15M0.01%−4,181−10.7%Reduced
Police & Firemen's Retirement System of New Jersey34,889$1.15M0.01%00.0%Unchanged
Ieq Capital, LLC35,268$1.16M0.01%−1,495−4.1%Reduced
CIBC World Markets Corp35,733$1.18M0.01%+20,663+137.1%Added
Profund Advisors LLC37,228$1.23M0.05%−10,116−21.4%Reduced
Oregon Public Employees Retirement Fund37,260$1.23M0.02%−758−2.0%Reduced
Fred Alger Management, LLC37,511$1.24M0.01%+37,511New
Commonwealth of Pennsylvania Public School Empls Retrmt Sys38,915$1.28M0.01%+4,373+12.7%Added
Rhenman & Partners Asset Management AB39,000$1.29M0.15%−38,999−50.0%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)39,035$1.29M0.00%+699+1.8%Added
Nisa Investment Advisors, LLC39,332$1.30M0.01%−54,200−57.9%Reduced
Vontobel Holding Ltd.39,673$1.31M0.00%−8,606−17.8%Reduced
Los Angeles Capital Management LLC39,790$1.31M0.01%−6,135−13.4%Reduced
CI Private Wealth, LLC39,975$1.32M0.00%−469−1.2%Reduced
Hudson Portfolio Management LLC40,215$1.33M1.28%−10,360−20.5%Reduced
Teacher Retirement System of Texas41,399$1.37M0.01%−4,939−10.7%Reduced
Massachusetts Financial Services Co42,430$1.40M0.00%−968−2.2%Reduced