DE
Schedule 13D filing
D. E. Shaw & Co, L.P. cut its GOSS stake below 5%
D. E. Shaw & Co, L.P. reported owning 4.2% of Gossamer Bio, Inc. (GOSS) (255,431 shares) in a Schedule 13D filed Oct 29, 2026.
A 13D means the holder may push for changes at the company.
From a public Schedule 13D, linked above. Not investment advice, and not a recommendation to buy or sell.