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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 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 2025

Institutional positions in Alkermes plc. as of Jun 30, 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
353
−13 vs. Q1 2025
Shares held
169.2M
−2.54M (−1.5%) vs. Q1 2025
Total value
$4.84B
−$829.6M (−14.6%) vs. Q1 2025
New holders
42
154 more added
Sold out
55
120 more reduced

5 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2025: 353 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 heldQ2 2025: $4.84B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Alkermes plc.; share changes are against Q1 2025.

Institutions holding ALKS in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Avanza Fonder AB8,136$232.8K0.01%00.0%Unchanged
Brinker Capital Investments, LLC8,386$239.9K0.00%−3,060−26.7%Reduced
Vise Technologies, Inc.8,523$243.8K0.01%+8,523New
Guggenheim Capital LLC8,869$253.7K0.00%−43,487−83.1%Reduced
CIBC Asset Management Inc9,047$258.8K0.00%00.0%Unchanged
James Investment Research Inc9,108$260.6K0.03%00.0%Unchanged
DRW Securities, LLC9,219$263.8K0.02%+9,219New
Hohimer Wealth Management, LLC9,319$266.6K0.05%−3,043−24.6%Reduced
MQS Management LLC9,370$268.1K0.15%+9,370New
Boothbay Fund Management, LLC10,000$286.1K0.01%+10,000New
Evergreen Capital Management LLC10,445$298.8K0.01%−325−3.0%Reduced
Crossmark Global Holdings, Inc.10,840$310.1K0.01%−173−1.6%Reduced
The PNC Financial Services Group, Inc.11,037$315.8K0.00%−1,315−10.6%Reduced
Bayforest Capital Ltd11,242$321.6K0.14%+1,972+21.3%Added
DnB Asset Management AS11,446$327.5K0.00%+1,518+15.3%Added
Auxier Asset Management11,641$333.0K0.05%−175−1.5%Reduced
Wolverine Trading, LLC11,754$338.6K0.01%+498+4.4%Added
Wealth Enhancement Advisory Services, LLC12,028$347.0K0.00%−1,333−10.0%Reduced
Todd Asset Management LLC13,015$372.4K0.01%−116,598−90.0%Reduced
Quantinno Capital Management LP13,023$372.6K0.00%+29+0.2%Added
Allianz Asset Management GmbH13,093$374.6K0.00%−11,407−46.6%Reduced
HighTower Advisors, LLC13,151$376.3K0.00%−1,998−13.2%Reduced
Tower Research Capital LLC (TRC)13,710$392.2K0.01%+6,437+88.5%Added
Cetera Investment Advisers13,907$397.9K0.00%+3,394+32.3%Added
New Age Alpha Advisors, LLC13,911$398.0K0.02%+209+1.5%Added
Bleakley Financial Group, LLC14,061$402.3K0.01%−1,683−10.7%Reduced
Quadrant Capital Group LLC14,353$410.6K0.01%−5,268−26.8%Reduced
Fox Run Management, L.L.C.14,521$415.4K0.07%−19,207−56.9%Reduced
Polygon Management Ltd.15,632$447.2K0.08%+15,632New
Globeflex Capital L P15,793$451.8K0.04%00.0%Unchanged
Moran Wealth Management, LLC15,833$453.0K0.01%+15,833New
Neo Ivy Capital Management16,150$462.1K0.15%+16,150New
Ameritas Investment Partners, Inc.16,402$469.3K0.01%00.0%Unchanged
JustInvest LLC16,403$469.3K0.01%−1,598−8.9%Reduced
AdvisorShares Investments LLC16,675$477.1K0.09%−3,300−16.5%Reduced
Sanctuary Advisors, LLC17,070$488.4K0.00%+407+2.4%Added
Advantage Alpha Capital Partners LP17,322$495.6K0.13%−4,035−18.9%Reduced
Advisors Asset Management, Inc.17,384$497.4K0.01%−76−0.4%Reduced
Xponance, Inc.17,798$509.2K0.00%−1,040−5.5%Reduced
E Fund Management Co., Ltd.18,003$515.1K0.02%+3,943+28.0%Added
Resona Asset Management Co.,Ltd.18,025$515.7K0.00%+18,025New
State of Wyoming18,677$534.3K0.07%+7,563+68.0%Added
Public Employees Retirement Association of Colorado18,829$539.0K0.00%00.0%Unchanged
Aviva PLC19,494$557.7K0.00%+2,069+11.9%Added
CIBC World Markets Corp19,992$572.0K0.00%−15,741−44.1%Reduced
Cerity Partners LLC20,010$572.5K0.00%−6,230−23.7%Reduced
CWM, LLC20,469$586.0K0.00%+19+0.1%Added
Allspring Global Investments Holdings, LLC20,269$587.5K0.00%−49,066−70.8%Reduced
AXS Investments LLC20,800$595.1K0.24%−10,400−33.3%Reduced
Bryn Mawr Trust Co20,804$595.2K0.01%+21+0.1%Added
Mutual of America Capital Management LLC21,183$606.0K0.01%−2,497−10.5%Reduced
CenterBook Partners LP21,349$610.8K0.03%+21,349New
J. Goldman & Co LP21,425$613.0K0.02%−88,626−80.5%Reduced
Horizon Kinetics Asset Management LLC22,066$631.3K0.01%−967−4.2%Reduced
Fred Alger Management, LLC22,648$648.0K0.00%−14,863−39.6%Reduced
Federated Hermes, Inc.22,814$652.7K0.00%−56,776−71.3%Reduced
Dana Investment Advisors, Inc.22,969$657.1K0.02%−307−1.3%Reduced
Lazard Asset Management LLC23,753$679.0K0.00%−116,128−83.0%Reduced
RSM US Wealth Management LLC24,314$695.6K0.01%+3,502+16.8%Added
Lighthouse Investment Partners, LLC25,000$715.3K0.03%00.0%Unchanged
Exchange Traded Concepts, LLC25,789$737.8K0.01%+640+2.5%Added
Amundi27,020$783.6K0.00%−40,325−59.9%Reduced
Bank of Montreal28,856$825.6K0.00%+799+2.8%Added
Dark Forest Capital Management LP31,116$890.2K0.04%+5,612+22.0%Added
Jennison Associates LLC31,761$908.7K0.00%+31,761New
Captrust Financial Advisors32,019$916.1K0.00%+12,557+64.5%Added
Oxford Asset Management LLP32,321$924.7K0.30%+25,756+392.3%Added
China Universal Asset Management Co., Ltd.33,120$947.6K0.09%+502+1.5%Added
LPL Financial LLC33,663$963.1K0.00%+6,512+24.0%Added
Toroso Investments, LLC35,130$1.01M0.01%+395+1.1%Added
Police & Firemen's Retirement System of New Jersey36,833$1.05M0.01%+1,944+5.6%Added
Citadel Advisors LLC37,423$1.07M0.00%−46,944−55.6%Reduced
Oregon Public Employees Retirement Fund37,460$1.07M0.02%+200+0.5%Added
Hudson Portfolio Management LLC37,775$1.08M1.01%−2,440−6.1%Reduced
Rhenman & Partners Asset Management AB39,000$1.12M0.14%00.0%Unchanged
Nisa Investment Advisors, LLC39,472$1.13M0.01%+140+0.4%Added
Profund Advisors LLC39,869$1.14M0.04%+2,641+7.1%Added
Capital Fund Management S.A.39,929$1.14M0.01%+39,929New
CI Private Wealth, LLC41,492$1.19M0.00%+1,517+3.8%Added
Zurcher Kantonalbank (Zurich Cantonalbank)42,153$1.21M0.00%+3,118+8.0%Added
Teacher Retirement System of Texas42,215$1.21M0.01%+816+2.0%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys42,337$1.21M0.01%+3,422+8.8%Added
ProShare Advisors LLC42,422$1.21M0.00%−2,864−6.3%Reduced
Horizon Investments, LLC42,615$1.22M0.02%+42,615New
Massachusetts Financial Services Co42,961$1.23M0.00%+531+1.3%Added
Envestnet Asset Management Inc43,658$1.25M0.00%+551+1.3%Added
Diversified Trust Co44,232$1.27M0.03%+372+0.8%Added
Ieq Capital, LLC44,293$1.27M0.01%+9,025+25.6%Added
Oliver Luxxe Assets LLC44,551$1.27M0.23%+44,551New
ADAR1 Capital Management, LLC45,000$1.29M0.21%+45,000New
Arizona State Retirement System45,701$1.31M0.01%+1,635+3.7%Added
STRS Ohio46,100$1.32M0.00%+3,600+8.5%Added
Nicollet Investment Management, Inc.46,223$1.32M0.44%−952−2.0%Reduced
Danske Bank A/S46,321$1.33M0.00%−9,527−17.1%Reduced
Amalgamated Bank46,848$1.34M0.01%+528+1.1%Added
Vontobel Holding Ltd.47,020$1.35M0.00%+7,347+18.5%Added
Engineers Gate Manager LP47,594$1.36M0.02%+14,611+44.3%Added
Virtus ETF Advisers LLC47,708$1.36M0.83%00.0%Unchanged
Maryland State Retirement & Pension System48,462$1.39M0.03%+1,030+2.2%Added
Schroder Investment Management Group48,506$1.39M0.00%+48,506New