Upstream Bio, Inc (UPB) insider trading
Every open-market stock purchase and sale by Upstream Bio, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Everett Rand Sutherland (CEO) and 4 others sold $27.6K in the last 90 days.
- Last insider buy: AI Upstream LLC (Insider), $20M, 2 years ago.
Last 12 months: insiders bought $0 (0 buys) and sold $105K (15 sales). Last close $2.99 on Oct 22, 2026.
Recent UPB insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Sep 16, 2026 | Everett Rand Sutherland (CEO) | Sold | $11.5K |
| Sep 16, 2026 | Aaron Deykin (C-suite exec) | Sold | $4.9K |
| Sep 16, 2026 | Michael Gray (CFO) | Sold | $4.7K |
| Sep 16, 2026 | Adam Houghton (C-suite exec) | Sold | $3.8K |
| Sep 16, 2026 | Allison Ambrose (General Counsel) | Sold | $2.7K |
| Jun 16, 2026 | Everett Rand Sutherland (CEO) | Sold | $12.8K |
| Jun 16, 2026 | Aaron Deykin (C-suite exec) | Sold | $5.5K |
| Jun 16, 2026 | Michael Gray (CFO) | Sold | $5.2K |
| Jun 16, 2026 | Adam Houghton (C-suite exec) | Sold | $4.3K |
| Jun 16, 2026 | Allison Ambrose (General Counsel) | Sold | $2.9K |
| Jun 9, 2026 | Daniella Beckman (Insider) | Bought (not open market) | — |
| Jun 9, 2026 | Erez Chimovits (Insider) | Bought (not open market) | — |
| Jun 9, 2026 | Harold Edward Fleming (Insider) | Bought (not open market) | — |
| Jun 9, 2026 | Liam Ratcliffe (Insider) | Bought (not open market) | — |
| Jun 9, 2026 | Ronald C Renaud JR (Insider) | Bought (not open market) | — |
| Jun 9, 2026 | Marcella K. Ruddy (Insider) | Bought (not open market) | — |
| Mar 16, 2026 | Everett Rand Sutherland (CEO) | Sold | $19.4K |
| Mar 16, 2026 | Aaron Deykin (C-suite exec) | Sold | $8.3K |
| Mar 16, 2026 | Michael Gray (CFO) | Sold | $7.9K |
| Mar 16, 2026 | Adam Houghton (C-suite exec) | Sold | $6.5K |
| Mar 16, 2026 | Allison Ambrose (General Counsel) | Sold | $4.4K |
| Jan 2, 2026 | Allison Ambrose (General Counsel) | Bought (not open market) | — |
| Jan 2, 2026 | Allison Ambrose (General Counsel) | Bought (not open market) | — |
| Jan 2, 2026 | Aaron Deykin (C-suite exec) | Bought (not open market) | — |
| Jan 2, 2026 | Aaron Deykin (C-suite exec) | Bought (not open market) | — |
Who's trading UPB
- Michael Gray, CFO: sold $17.8K (3 sales), last Sep 16, 2026
- Adam Houghton, C-suite exec: sold $14.6K (3 sales), last Sep 16, 2026
- Allison Ambrose, General Counsel: sold $10K (3 sales), last Sep 16, 2026
- Aaron Deykin, C-suite exec: sold $18.7K (3 sales), last Sep 16, 2026
- Everett Rand Sutherland, CEO: sold $43.7K (3 sales), last Sep 16, 2026
- Marcella K. Ruddy, Insider: other filings, last Jun 9, 2026
- Ronald C Renaud JR, Insider: other filings, last Jun 9, 2026
- Daniella Beckman, Insider: other filings, last Jun 9, 2026
- Erez Chimovits, 10% owner: other filings, last Jun 9, 2026
- Harold Edward Fleming, Insider: other filings, last Jun 9, 2026
- Liam Ratcliffe, Insider: other filings, last Jun 9, 2026
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