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ALNY

Alnylam Pharmaceuticals, Inc.

NASDAQ · Healthcare · Biotechnology · US

$266.11
+0.61%
Ask drillr
0
Insider buys (3m)
0
Insider sells (3m)
$0.00
Net value (3m)
-12.3%
Price return (3m)
Form 4 filings
DateInsiderActivitySharesPrice
Jun 3, 2026PYOTT DAVID E I · directorSale1,175$299
Jun 3, 2026PYOTT DAVID E I · directorSale495$301
Jun 3, 2026PYOTT DAVID E I · directorSale1,222$300
Jun 3, 2026PYOTT DAVID E I · directorM-Exempt3,830$0.00
Jun 3, 2026PYOTT DAVID E I · directorSale17$303
Jun 3, 2026Cravatt Benjamin · directorA-Award4,393$296
Jun 3, 2026PYOTT DAVID E I · directorSale921$298
May 22, 2026HAMBURG MARGARET A · directorA-Award1,441$298
May 22, 2026BRANDICOURT OLIVIER · directorA-Award671$0.00
May 22, 2026Ausiello Dennis A · directorA-Award1,441$298
May 22, 2026Ausiello Dennis A · directorA-Award671$0.00
May 22, 2026Arbuckle Stuart A · directorA-Award671$0.00
May 22, 2026SCHULMAN AMY W · directorA-Award1,802$298
May 22, 2026Sigal Charles Elliott · directorA-Award671$0.00
May 22, 2026KELLOGG PETER N · directorA-Award671$0.00
May 22, 2026BRANDICOURT OLIVIER · directorA-Award1,441$298
May 22, 2026Reitan Colleen F · directorA-Award671$0.00
May 22, 2026PYOTT DAVID E I · directorA-Award671$0.00
May 22, 2026Arbuckle Stuart A · directorA-Award1,441$298
May 22, 2026PYOTT DAVID E I · directorA-Award1,441$298
May 22, 2026Reitan Colleen F · directorA-Award1,441$298
May 22, 2026SCHULMAN AMY W · directorA-Award838$0.00
May 22, 2026KELLOGG PETER N · directorA-Award1,441$298
May 22, 2026HAMBURG MARGARET A · directorA-Award671$0.00
May 22, 2026Sigal Charles Elliott · directorA-Award1,441$298
May 14, 2026SCHULMAN AMY W · directorM-Exempt11,250$70
Apr 7, 2026McLaughlin Melissa · officer: Chief Human Resources OfficerSale209$318
Apr 7, 2026McLaughlin Melissa · officer: Chief Human Resources OfficerSale81$324
Apr 7, 2026McLaughlin Melissa · officer: Chief Human Resources OfficerSale56$320
Apr 7, 2026McLaughlin Melissa · officer: Chief Human Resources OfficerSale8$325
Institutional positioning

13F filings over the trailing two quarters

New 194Increased 639Reduced 556Sold out 86
FilerActionSharesFiled
FMR LLCIncreased15,023,962Aug 13, 2026
FMR LLCReduced14,579,166May 15, 2026
Capital World InvestorsIncreased11,144,846Aug 12, 2026
BlackRock, Inc.Increased10,907,675Aug 7, 2026
CAPITAL WORLD INVESTORSReduced10,802,348May 13, 2026
BLACKROCK, INC.Increased10,444,908May 13, 2026
Capital Research Global InvestorsIncreased9,750,699Aug 12, 2026
CAPITAL RESEARCH GLOBAL INVESTORSIncreased9,471,181May 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCIncreased6,538,390Aug 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position6,491,280May 8, 2026
JPMORGAN CHASE & COIncreased6,323,752May 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCIncreased6,029,478Aug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position5,946,706May 15, 2026
T. Rowe Price Investment Management, Inc.Increased5,642,173Aug 14, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.Increased5,193,324May 15, 2026

Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Jun 3, 2026