Arkolith/Insider Trading/SION/Form 4

Orbimed Advisors LLC

DirectorSionna Therapeutics, Inc. (SION) · full profile →Form 4 · filed Apr 16, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$22.9M
Net Open-Market Flow
-$22.9M
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Apr 16, 2026Sell(S)227K$45.34$10.3M3.0M
Apr 15, 2026Sell(S)236K$44.64$10.5M3.2M
Apr 14, 2026Sell(S)48K$44.51$2.1M3.5M

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000947871-26-000446) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML