Allison Ambrose Upstream Bio, Inc. (UPB) insider trading activity

UPB Quotes by TradingView
Shares Held (Direct Ownership) 17K
n/a 3M change
n/a 12M change
Total Value Held N/A

Allison Ambrose Transaction History

Date Transaction Value Shares Traded Shares Held Form
Jan 02 2026
BUY
Grant, award, or other acquisition
-
17,000 Added 50.0%
17,000 Common Stock
AA

Allison Ambrose

General Counsel
Waltham, MA

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