13D/A filed by D. E. SHAW & CO, L.P.
D. E. SHAW & CO, L.P. and 3 other reporting persons reported 369,459 GOSS shares, 6% of the class, as of 2026-10-06, in a 13D/A accepted by EDGAR 2026-10-09 00:59:21 UTC.
- Accession
- 0001104659-26-114792
- Filer
- CIK 1009268
- Filed
- 2026-10-08
- Accepted by EDGAR
- Ingested
- Source
- EDGAR live feed
Stake
- Subject
- GOSS · Gossamer Bio, Inc.
- Shares
- 369,459
- Percent of class
- 6%
- Event date
- 2026-10-06
How the shares relate across the reporting persons: ambiguous: the persons may hold separate positions, so the group total can be higher. The page shows the largest row.
Read for the filer group D. E. Shaw & Co., Inc..
Reporting persons
| Person | Type | Sole voting | Shared voting | Sole dispositive | Shared dispositive | Aggregate | Percent |
|---|---|---|---|---|---|---|---|
| D. E. Shaw Valence Portfolios, L.L.C. | OO | 0 | 358,693 | 0 | 275,361 | 358,693 | 5.9% |
| D. E. Shaw & Co., L.L.C. | OO | 0 | 369,459 | 0 | 289,551 | 369,459 | 6% |
| D. E. Shaw & Co., L.P. | IA,PN | 0 | 369,459 | 0 | 289,551 | 369,459 | 6% |
| David E. Shaw | IN | 0 | 369,459 | 0 | 289,551 | 369,459 | 6% |
Amendment chain
| Filing | Role | Filed | Accepted | Ingested |
|---|---|---|---|---|
| 13D/A 0001104659-26-111463 | amendment | 2026-09-28 | ||
| 13D/A 0001104659-26-114792 | this filing | 2026-10-08 |