Chief Medical Officer · Gossamer Bio, Inc. · Gossamer Bio, Inc. — Stock Option (Right to Buy)
Side
D
Value
—
Shares
487.5K
Price
—
Executed
Mar 19, 2026
Disclosed
Mar 20, 2026
Disclosure timeline1 days from execution to publication · legal deadline 2 business days
Mar 19 executedMar 20, 2026 disclosed
GOSS · 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.
Disposition to issuer — administrative, little informational value
Relative size+1 / 25
No reported dollar value · new position
Filing timing0 / 15
Disclosed 1 business day 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.
Aranda Richard filed this Form 4 reporting a disposition to issuer of GOSS on Mar 19, 2026. It became public on Mar 20, 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
Chief Medical Officer
Aranda Richardcik:0001867872
Issuer
Gossamer Bio, Inc.cik:0001728117
Revision history · 0
No field has changed since this record was first ingested.
