Gossamer Bio, Inc. - GOSS
Insiders (Form 4) · last 180 days · showing up to 200 transactions
· Form 144 is shown in the SEC filings tab
· Updating…
Visible: 0
Transaction codes:
P = Open-market purchase ·
S = Open-market sale ·
A = Grant/award ·
M = Exercise/conversion of derivative ·
G = Gift ·
F = Tax withholding ·
J = Other ·
A/D:
A = Acquired (buy/receive) ·
D = Disposed (sell/give)
| Filed | Owner | Title | Code | A/D | Shares | Price | Value | Shares after | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Aug 26, 2026 | EVP, Tech Ops and Admin | A | A | 2,900,026.0 | 0.0 | 0.0 | 2,900,026.0 | View | |
| Aug 26, 2026 | Chief Development Officer | A | A | 5,800,051.0 | 0.0 | 0.0 | 5,800,051.0 | View | |
| Aug 26, 2026 | Chief Commercial Officer | A | A | 5,800,051.0 | 0.0 | 0.0 | 5,800,051.0 | View | |
| Aug 26, 2026 | COO/CFO | A | A | 5,800,051.0 | 0.0 | 0.0 | 5,800,051.0 | View | |
| Aug 26, 2026 | COO/CFO | A | A | 25.0 | 999.999 | 24,999.98 | 25.0 | View | |
| Aug 26, 2026 | President & CEO | A | A | 5,800,051.0 | 0.0 | 0.0 | 5,800,051.0 | View | |
| Aug 26, 2026 | President & CEO | A | A | 166.0 | 999.999 | 165,999.83 | 166.0 | View | |
| Jun 05, 2026 | — | A | A | 115,000.0 | 0.0 | 0.0 | 115,000.0 | View | |
| Jun 05, 2026 | — | A | A | 115,000.0 | 0.0 | 0.0 | 115,000.0 | View | |
| Jun 05, 2026 | — | A | A | 115,000.0 | 0.0 | 0.0 | 115,000.0 | View | |
| Jun 05, 2026 | — | A | A | 115,000.0 | 0.0 | 0.0 | 115,000.0 | View | |
| Jun 05, 2026 | — | A | A | 115,000.0 | 0.0 | 0.0 | 115,000.0 | View | |
| Jun 05, 2026 | — | A | A | 115,000.0 | 0.0 | 0.0 | 115,000.0 | View |