Arkolith/Insider Trading/ALNY/Form 4

McLaughlin Melissa

Chief Human Resources OfficerALNYLAM PHARMACEUTICALS, INC. (ALNY) · full profile →Form 4 · filed Apr 7, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$1.3M
Net Open-Market Flow
-$1.3M
Transactions
14
14 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Apr 6, 2026Sell(S)56$320.14$18K12K
Apr 6, 2026Sell(S)909$329.76$300K11K
Apr 6, 2026Sell(S)829$330.46$274K10K
Apr 6, 2026Sell(S)293$331.89$97K10K
Apr 6, 2026Sell(S)199$333.94$66K9K
Apr 2, 2026Sell(S)224$321.64$72K12K
Apr 2, 2026Sell(S)245$322.86$79K12K
Apr 2, 2026Sell(S)265$316.61$84K13K
Apr 2, 2026Sell(S)8$325.49$3K12K
Apr 2, 2026Sell(S)81$323.64$26K12K
Apr 2, 2026Sell(S)359$317.44$114K13K
Apr 2, 2026Sell(S)209$318.47$67K13K
Apr 2, 2026Sell(S)86$319.69$27K12K
Apr 2, 2026Sell(S)147$320.62$47K12K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001178670-26-000014) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML