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ALKS NASDAQ

Alkermes plc
1W: -3.7% 1M: +9.5% 3M: +15.8% YTD: +30.8% 1Y: +16.7% 3Y: +19.1% 5Y: +66.0%
$36.80
-0.15 (-0.41%)
 
Weekly Expected Move ±6.0%
$33 $35 $37 $40 $42
NASDAQ · Healthcare · Biotechnology · Alpha Radar Buy · Power 66 · $6.1B mcap · 163M float · 1.48% daily turnover · Short 54% of daily vol

🏦 Institutional Activity

Latest: Q1 2026
430
Institutions Holding
+19 vs prior
84.8%
Ownership
+6.95%
66 New
109 Increased
218 Reduced
87 Closed

👔 Insider Trades

25 records
Date Name Title Type Shares Price Value Filing
2026-05-21 Wright Christopher I director F-Tax Withholding 1,475 $36.95 $55K Filing
2026-05-21 LAURENCIN CATO T director F-Tax Withholding 1,475 $36.95 $55K Filing
2026-05-21 Lurker Nancy director F-Tax Withholding 1,475 $36.95 $55K Filing
2026-05-21 MCKEON BRIAN P director F-Tax Withholding 1,475 $36.95 $55K Filing
2026-05-21 snyderman nancy lynn MD director F-Tax Withholding 1,475 $36.95 $55K Filing
2026-05-21 Wilson Frank Anders director F-Tax Withholding 1,475 $36.95 $55K Filing
2026-05-04 Gaffin David Joseph officer: evp, clo, alkermes, inc. S-Sale 2,034 $33.20 $68K Filing
2026-05-01 Hopkinson Craig C. officer: evp r&d, chief medical officer S-Sale 9,000 $33.40 $301K Filing
2026-04-11 Lurker Nancy director F-Tax Withholding 901 $33.36 $30K Filing
2026-04-06 Gaffin David Joseph officer: evp, clo, alkermes, inc. S-Sale 2,034 $34.57 $70K Filing
2026-04-01 Hopkinson Craig C. officer: evp r&d, chief medical officer S-Sale 9,000 $35.51 $320K Filing
2026-03-03 Gaffin David Joseph officer: evp, clo, alkermes, inc. S-Sale 2,034 $29.76 $61K Filing
2026-03-02 Hopkinson Craig C. officer: evp r&d, chief medical officer S-Sale 9,000 $29.72 $267K Filing
2026-03-02 Parisi Samuel Joseph officer: vp, finance (interim pao) S-Sale 6,890 $29.29 $202K Filing
2026-03-02 Nichols Christian Todd officer: svp, chief commercial officer S-Sale 6,000 $30.00 $180K Filing
2026-03-02 Gaffin David Joseph officer: evp, clo, alkermes, inc. S-Sale 2,034 $29.29 $60K Filing
2026-02-26 Parisi Samuel Joseph officer: vp, finance (interim pao) F-Tax Withholding 808 $30.73 $25K Filing
2026-02-26 Nichols Christian Todd officer: svp, chief commercial officer F-Tax Withholding 2,403 $30.73 $74K Filing
2026-02-26 Jackson Blair Curtis officer: evp, chief operating officer F-Tax Withholding 3,695 $30.73 $114K Filing
2026-02-26 Hopkinson Craig C. officer: evp r&d, chief medical officer F-Tax Withholding 3,049 $30.73 $94K Filing
2026-02-26 Gaffin David Joseph officer: evp, clo, alkermes, inc. F-Tax Withholding 3,049 $30.73 $94K Filing
2026-02-23 Jackson Blair Curtis officer: evp, chief operating officer F-Tax Withholding 3,880 $32.19 $125K Filing
2026-02-23 Parisi Samuel Joseph officer: vp, finance (interim pao) F-Tax Withholding 672 $32.19 $22K Filing
2026-02-23 Hopkinson Craig C. officer: evp r&d, chief medical officer F-Tax Withholding 3,414 $32.19 $110K Filing
2026-02-23 Gaffin David Joseph officer: evp, clo, alkermes, inc. F-Tax Withholding 3,414 $32.19 $110K Filing

🏛️ Congressional Trades

0 records
Date Politician Chamber Type Amount Filing
No congressional trades found

🏦 Top Institutional Holders

20 holders
Holder Shares Value Date Reported Filing
BlackRock, Inc. 28,314,410 $1.0B +41,998 2026-03-31 Filing
VANGUARD PORTFOLIO MANAGEMENT LLC 9,511,112 $336M +9,511,112 2026-03-31 Filing
STATE STREET CORP 9,465,286 $335M -7,572 2026-03-31 Filing
VANGUARD CAPITAL MANAGEMENT LLC 7,427,397 $263M +7,427,397 2026-03-31 Filing
RENAISSANCE TECHNOLOGIES LLC 6,160,428 $218M -507,600 2026-03-31 Filing
AMERICAN CENTURY COMPANIES INC 6,072,103 $215M +115,279 2026-03-31 Filing
DIMENSIONAL FUND ADVISORS LP 4,522,378 $160M +109,595 2026-03-31 Filing
Commodore Capital LP 4,200,000 $149M +650,000 2026-03-31 Filing
GEODE CAPITAL MANAGEMENT, LLC 4,182,267 $148M +101,491 2026-03-31 Filing
Deep Track Capital, LP 3,590,323 $127M +1,590,323 2026-03-31 Filing
JPMORGAN CHASE & CO 4,101,789 $124M -1,082,758 2026-03-31 Filing
WELLINGTON MANAGEMENT GROUP LLP 2,970,166 $105M -50,276 2026-03-31 Filing
FIRST TRUST ADVISORS LP 2,968,785 $105M +1,514,783 2026-03-31 Filing
PRIMECAP MANAGEMENT CO/CA 2,539,990 $90M -24,310 2026-03-31 Filing
Nuveen, LLC 2,460,569 $87M +33,541 2026-03-31 Filing
Holocene Advisors, LP 2,317,326 $82M +2,317,326 2026-03-31 Filing
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 2,236,756 $79M +84,000 2026-03-31 Filing
Soleus Capital Management, L.P. 1,970,864 $70M +648,500 2026-03-31 Filing
GOLDMAN SACHS GROUP INC 1,882,178 $67M -385,410 2026-03-31 Filing
LOOMIS SAYLES & CO L P 1,784,581 $63M -117,941 2026-03-31 Filing

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms