Insider Transactions Reported by 14 Insiders of Upstream Bio, Inc.

Symbol
UPB on Nasdaq
Location
Waltham, MA

Insiders trading volume in the past year

Upstream Bio, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Everett Rand Sutherland Chief Executive Officer, Director $677,306 -$19,444 -2.8% 16 Mar 2026
Aaron Deykin Chief Medical Officer $303,662 -$8,305 -2.7% 16 Mar 2026
Michael Gray CFO and COO $275,429 -$7,915 -2.8% 16 Mar 2026
Adam Houghton Chief Business Officer $225,756 -$6,494 -2.8% 16 Mar 2026
Allison Ambrose General Counsel $153,517 -$4,413 -2.8% 16 Mar 2026
Wellington Biomedical Innovation Master Investors (Cayman) II L.P. 10%+ Owner 15 Oct 2024
ORBIMED ADVISORS LLC Director, 10%+ Owner 15 Oct 2024
Liam Ratcliffe Director 10 Jun 2025
Marcella K. Ruddy Director 10 Jun 2025
Daniella Beckman Director 10 Jun 2025
AI Upstream LLC 10%+ Owner 15 Oct 2024
Erez Chimovits Director 10 Jun 2025
Harold Edward Fleming Director 10 Jun 2025
Ronald C. Renaud Jr. Director 10 Jun 2025

Recent Insider Transactions by Companies or Individuals for Upstream Bio, Inc.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Michael Gray UPB Common Stock Sale -2.79% $7,915 $9.29 -852 29,648 16 Mar 2026 Direct
Aaron Deykin UPB Common Stock Sale -2.66% $8,305 $9.29 -894 32,687 16 Mar 2026 Direct
Everett Rand Sutherland UPB Common Stock Sale -2.79% $19,444 $9.29 -2,093 72,907 16 Mar 2026 Direct
Allison Ambrose UPB Common Stock Sale -2.79% $4,413 $9.29 -475 16,525 16 Mar 2026 Direct
Adam Houghton UPB Common Stock Sale -2.8% $6,494 $9.29 -699 24,301 16 Mar 2026 Direct
Michael Gray UPB Common Stock Award 30,500 30,500 02 Jan 2026 Direct
Michael Gray UPB Stock Option (Right to Buy) Award 91,500 91,500 02 Jan 2026 Direct
Aaron Deykin UPB Common Stock Award 2024% 32,000 33,581 02 Jan 2026 Direct
Aaron Deykin UPB Stock Option (Right to Buy) Award 96,000 96,000 02 Jan 2026 Direct
Allison Ambrose UPB Common Stock Award 17,000 17,000 02 Jan 2026 Direct
Allison Ambrose UPB Stock Option (Right to Buy) Award 51,000 51,000 02 Jan 2026 Direct
Adam Houghton UPB Common Stock Award 25,000 25,000 02 Jan 2026 Direct
Adam Houghton UPB Stock Option (Right to Buy) Award 75,000 75,000 02 Jan 2026 Direct
Everett Rand Sutherland UPB Common Stock Award 75,000 75,000 02 Jan 2026 Direct
Everett Rand Sutherland UPB Stock Option (Right to Buy) Award 225,000 225,000 02 Jan 2026 Direct
Ronald C. Renaud Jr. UPB Stock Option (Right to Buy) Award 17,096 17,096 10 Jun 2025 Direct
Erez Chimovits UPB Stock Option (Right to Buy) Award 17,096 17,096 10 Jun 2025 Direct
Marcella K. Ruddy UPB Stock Option (Right to Buy) Award 17,096 17,096 10 Jun 2025 Direct
Daniella Beckman UPB Stock Option (Right to Buy) Award 17,096 17,096 10 Jun 2025 Direct
Harold Edward Fleming UPB Stock Option (Right to Buy) Award 17,096 17,096 10 Jun 2025 Direct
Liam Ratcliffe UPB Stock Option (Right to Buy) Award 17,096 17,096 10 Jun 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.