Allison Ambrose

Insider Reports History

Entity
Individual
Location
Upstream Bio, Inc., 890 Winter Street, Suite 200, Waltham, MA
Signature
/s/ Michael Gray, 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 Allison Ambrose:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Upstream Bio, Inc. General Counsel Stock Option (Right to Buy) 100K Dec 16, 2024 Direct

Insider Reports Filed by Allison Ambrose

Symbol Company Period Transactions Value $ Form Type Date Filed Role
UPB Upstream Bio, Inc. Dec 16, 2024 1 $0 4 Dec 17, 2024 General Counsel
UPB Upstream Bio, Inc. Dec 16, 2024 0 $0 3 Dec 17, 2024 General Counsel