Arkolith/Insider Trading/IONS/Form 4

Berthelsen Spencer R

DirectorIONIS PHARMACEUTICALS INC (IONS) · full profile →Form 4 · filed Jun 3, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$605K
Net Open-Market Flow
-$605K
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 1, 2026Option exercise(M)8K$24.42$195K164K
Jun 1, 2026Sell(S)8K$75.67$605K156K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jun 1, 2026Option exercise(M)8K—$08K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000874015-26-000188) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML