Upstream Bio, Inc. (UPB) — Insider Trading
Insider trading activity for Upstream Bio, Inc. sourced from SEC EDGAR Form 4 filings.
Overview
- Total insider trades: 11
- Last trade date: Jun 17, 2026
- Ticker: UPB
Top Insiders
- Ratcliffe Liam — 1 trades, buy: $0, sell: $0
- Renaud Ronald C JR — 1 trades, buy: $0, sell: $0
- Fleming Harold Edward — 1 trades, buy: $0, sell: $0
- Beckman Daniella — 1 trades, buy: $0, sell: $0
- Ruddy Marcella K. — 1 trades, buy: $0, sell: $0
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Jun 16, 2026 | Ambrose Allison | UPB Upstream Bio, Inc. | SELL | 477 | $3K |
| Jun 16, 2026 | Deykin Aaron | UPB Upstream Bio, Inc. | SELL | 895 | $5K |
| Jun 16, 2026 | Houghton Adam | UPB Upstream Bio, Inc. | SELL | 700 | $4K |
| Jun 16, 2026 | Sutherland Everett Rand | UPB Upstream Bio, Inc. | SELL | 2,095 | $13K |
| Jun 16, 2026 | GRAY MICHAEL | UPB Upstream Bio, Inc. | SELL | 853 | $5K |
| Jun 9, 2026 | Chimovits Erez | UPB Upstream Bio, Inc. | BUY | 17,096 | N/A |
| Jun 9, 2026 | Ratcliffe Liam | UPB Upstream Bio, Inc. | BUY | 17,096 | N/A |
| Jun 9, 2026 | Beckman Daniella | UPB Upstream Bio, Inc. | BUY | 17,096 | N/A |
| Jun 9, 2026 | Fleming Harold Edward | UPB Upstream Bio, Inc. | BUY | 17,096 | N/A |
| Jun 9, 2026 | Renaud Ronald C JR | UPB Upstream Bio, Inc. | BUY | 17,096 | N/A |
| Jun 9, 2026 | Ruddy Marcella K. | UPB Upstream Bio, Inc. | BUY | 17,096 | N/A |