Insiders / Houghton Adam / Activity
Activity — Houghton Adam
3 moves.
| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Jan 2, 2026 | Grant | UPB Upstream Bio, Inc. Common Stock | $0 | +25K | 25,000 0.05% of shares | low |
| Mar 16, 2026 | Sell | UPB Upstream Bio, Inc. Common Stock | $6.5K | -699 -2.80% | 24,301 0.04% of shares | low |
| Jan 2, 2026 | Grant | UPB Upstream Bio, Inc. Stock Option (Right to Buy) | — | +75K | 75,000 0.14% of shares | low |