Arkolith/Insider Trading/ALNY/Form 4

Greenstreet Yvonne

Chief Executive Officer, DirectorALNYLAM PHARMACEUTICALS, INC. (ALNY) · full profile →Form 4 · filed Mar 4, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$2.2M
Net Open-Market Flow
-$2.2M
Transactions
13
11 non-derivative · 2 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 2, 2026Grant(A)14K—$0105K
Mar 2, 2026Sell(S)200$323.62$65K105K
Mar 2, 2026Sell(S)382$324.65$124K105K
Mar 2, 2026Sell(S)399$331.93$132K99K
Mar 2, 2026Sell(S)2K$326.81$545K102K
Mar 2, 2026Sell(S)1K$327.67$458K101K
Mar 2, 2026Sell(S)424$328.71$139K100K
Mar 2, 2026Sell(S)722$329.71$238K100K
Mar 2, 2026Sell(S)346$330.85$114K99K
Mar 2, 2026Sell(S)160$332.64$53K99K
Mar 2, 2026Sell(S)1K$325.63$358K104K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Mar 2, 2026Grant(A)111K—$0111K
Mar 2, 2026Grant(A)30K—$030K

Transaction Codes

A
Grant / award
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001735276-26-000048) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML