Giraudo Bryan — COO/CFO
Insider trading activity for Giraudo Bryan sourced from SEC EDGAR Form 4 filings.
Overview
- Title: COO/CFO
- Company: Gossamer Bio, Inc.
- Total insider trades: 22
- Total buy volume: $0
- Total sell volume: $0
- Last trade: Mar 20, 2026
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 96,667 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 47,667 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 60,000 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 100,000 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 176,667 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 211,500 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 211,500 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 181,250 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 543,750 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 638,000 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | BUY | 693,750 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | SELL | 96,667 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | SELL | 47,667 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | SELL | 60,000 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | SELL | 100,000 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | SELL | 176,667 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | SELL | 211,500 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | SELL | 211,500 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | SELL | 181,250 | N/A |
| Mar 19, 2026 | Giraudo Bryan | GOSS Gossamer Bio, Inc. | SELL | 543,750 | N/A |