Arkolith/Insider Trading/IONS/Form 4

Parshall B Lynne

DirectorIONIS PHARMACEUTICALS INC (IONS) · full profile →Form 4 · filed Apr 17, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$381K
Net Open-Market Flow
-$381K
Transactions
2
2 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Apr 15, 2026Sell(S)4K$76.19$340K52K
Apr 15, 2026Sell(S)534$76.97$41K51K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000874015-26-000172) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML