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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.

Russell J. Cox

Director at Gossamer Bio, Inc.

CIK: 1512984

1

Total trades

1

Buys

0

Sells

Jun 4, 2026

Last trade

Date	Stock	Type	Shares	Value	Src
Jun 4, 2026	GOSSGossamer Bio, Inc.	Buy	115,000	–

Russell J. Cox – Insider Trading Activity | DataHeimdall