Arkolith/Insider Trading/IONS/Form 4

Kordasiewicz Holly B.

EVP, Chief Development OfficerIONIS PHARMACEUTICALS INC (IONS) · full profile →Form 4 · filed Jun 16, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$4.5M
Net Open-Market Flow
-$4.5M
Transactions
10
6 non-derivative · 4 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 12, 2026Option exercise(M)8K$60.89$484K30K
Jun 12, 2026Option exercise(M)21K$60.89$1.3M51K
Jun 12, 2026Option exercise(M)12K$32.60$391K63K
Jun 12, 2026Option exercise(M)20K$56.78$1.1M83K
Jun 12, 2026Sell(S)41K$73.09$3.0M42K
Jun 12, 2026Sell(S)20K$74.05$1.5M22K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jun 12, 2026Option exercise(M)12K—$00
Jun 12, 2026Option exercise(M)20K—$00
Jun 12, 2026Option exercise(M)8K—$021K
Jun 12, 2026Option exercise(M)21K—$00

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000874015-26-000208) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML