Adam Houghton

Insider Reports History

Location
Waltham, MA
Signature
/s/ Allison Ambrose, Attorney-in-Fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Adam Houghton:

Company Role Class Num Shares Value Price $ Report Date Ownership
Upstream Bio, Inc. Chief Business Officer Common Stock 25,000 $678,750 $27.15 02 Jan 2026 Direct
Upstream Bio, Inc. Chief Business Officer Stock Option (Right to Buy) 75,000 02 Jan 2026 Direct

Insider Reports Filed by Adam Houghton

Symbol Company Period Transactions Value $ Form Type Role Filing Time
UPB Upstream Bio, Inc. 02 Jan 2026 2 $0 4 Chief Business Officer 06 Jan 2026, 17:15
UPB Upstream Bio, Inc. 06 Feb 2025 1 $0 4 Chief Business Officer 07 Feb 2025, 17:29
UPB Upstream Bio, Inc. 10 Oct 2024 0 $0 3 Chief Business Officer 10 Oct 2024, 20:19