Arkolith/Insider Trading/SION/Form 4

Thompson Peter A.

DirectorSionna Therapeutics, Inc. (SION) · full profile →Form 4 · filed Nov 26, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$4.8M
Net Open-Market Flow
-$4.8M
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Nov 26, 2025Sell(S)2K$44.49$71K3.6M
Nov 25, 2025Sell(S)12K$44.60$530K3.6M
Nov 24, 2025Sell(S)95K$44.54$4.2M3.6M

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000947871-25-001044) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML