Insiders / Ambrose Allison / Activity
Activity — Ambrose Allison
3 moves.
| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Jan 2, 2026 | Grant | UPB Upstream Bio, Inc. Common Stock | $0 | +17K | 17,000 0.03% of shares | low |
| Mar 16, 2026 | Sell | UPB Upstream Bio, Inc. Common Stock | $4.4K | -475 -2.79% | 16,525 0.03% of shares | low |
| Jan 2, 2026 | Grant | UPB Upstream Bio, Inc. Stock Option (Right to Buy) | — | +51K | 51,000 0.09% of shares | low |