Arkolith/Insider Trading/INSM/Form 4

Smith Michael Alexander

Chief Legal OfficerINSMED Inc (INSM) · full profile →Form 4 · filed Mar 31, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$3.0M
Net Open-Market Flow
-$3.0M
Transactions
5
3 non-derivative · 2 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 30, 2026Option exercise(M)14K$27.89$390K72K
Mar 30, 2026Option exercise(M)6K$17.07$96K58K
Mar 30, 2026Sell(S)20K$150.98$3.0M52K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Mar 30, 2026Option exercise(M)14K—$019K
Mar 30, 2026Option exercise(M)6K—$09K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001870278-26-000010) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML