Allison Ambrose
General Counsel, Upstream Bio, Inc.
Companies
- Upstream Bio, Inc.General counsel Dec 17, 2024 to now1
Holdings
Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.
Shares held
- Upstream Bio, Inc. UPB15,563 shares2$52.1K at $3.35Sep 16, 2026
As of each latest filing. The line shows shares held over time.
Recent filings
- Sep 16, 2026Sold 485 shares at $5.49 of Upstream Bio, Inc.2
- Jun 16, 2026Sold 477 shares at $6.10 of Upstream Bio, Inc.3
- Mar 16, 2026Sold 475 shares at $9.29 of Upstream Bio, Inc.4
- Jan 2, 2026Granted 17,000 shares of Upstream Bio, Inc.5
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1SEC EDGARUpstream Bio, Inc., General counsel
- 2
- 3SEC EDGARForm 4 filed Jun 17, 2026
- 4SEC EDGARForm 4 filed Mar 17, 2026
- 5SEC EDGARForm 4 filed Jan 6, 2026