10% Owner · Sionna Therapeutics, Inc. · Common Stock
Side
SELL
Value
$10.00M
Shares
250.0K
Price
$40
Executed
Jan 22, 2026
Disclosed
Jan 26, 2026
Disclosure timeline4 days from execution to publication · legal deadline 2 business days
Jan 22 executedJan 26, 2026 disclosed
SION · daily
Yahoo Finance chart API
◉This trade, on the day it was made▼Disclosure●Material company filing◯Other disclosed buy◯Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.
Disclosed 2 business days after execution (deadline: 2)
Historical behavior+8 / 15
First recorded trade by this actor in this security
Frequency & clustering0 / 15
No clustered activity in the dataset
Market events0 / 10
No material company filing within 60 days after the trade
The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.
Tpg Gp A, Llc filed this Form 4 reporting a open-market sale of SION on Jan 22, 2026. It became public on Jan 26, 2026. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.
Extraction
Method
Form 4 XML
Confidence
1.00
10% Owner
Tpg Gp A, Llccik:0001903793
Issuer
Sionna Therapeutics, Inc.cik:0002036042
Revision history · 0
No field has changed since this record was first ingested.
