Alnylam Pharmaceuticals Inc

ALNYNASDAQ
$254.07
-1.29-0.51%
al cierre: Sep 29, 5:00 PM EST
$255.38
1.310.52%
After hour: 6:08 PM EST

Alnylam Pharmaceuticals Ownership & Insider Activity

Alnylam Pharmaceuticals (ALNY) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 0.5% of shares outstanding. Institutional investors hold 94.0%.

Shares Outstanding

133.809M

Shares Float

100.437M

Insider Shares Owned

675.825K

Insider % Owned

0.5%

Institutional Shares Held

125.776M

Institutional % Held

94.0%

Ownership Breakdown

Net Insider Activity by Month

Alnylam Pharmaceuticals Insider Transactions (Last 6 Months)

Ver todas las transacciones con información privilegiada →
DateInsiderTitleTypeSharesPriceValue
Jun 1, 2026David E.I. PyottDIRECTORSELL-OPTIONS—$299.18$1.1M
Apr 2, 2026Melissa McLaughlinCHIEF HUMAN RESOURCES OFFICERSELL3.910K$325.92$1.3M
DateMemberPartyChamberActionAmount
Aug 11, 2026Cory A. BookerDSenateSale$1,001 - $15,000
May 12, 2025Jefferson ShreveRHouseSale$15,001 - $50,000