Upstream Bio, Inc. (UPB) insider trading
Over the last 12 months, 0 insiders bought $0 and 5 insiders sold $105K of Upstream Bio, Inc. stock on the open market, according to SEC Form 4 filings.
Latest insider buys and sells
- Sep 16, 2026: Ambrose Allison sold 485 shares ($2.66K)
- Sep 16, 2026: Gray Michael sold 853 shares ($4.68K)
- Sep 16, 2026: Houghton Adam sold 700 shares ($3.84K)
- Sep 16, 2026: Sutherland Everett Rand sold 2,095 shares ($11.5K)
- Sep 16, 2026: Deykin Aaron sold 895 shares ($4.91K)
- Jun 16, 2026: Ambrose Allison sold 477 shares ($2.91K)
- Jun 16, 2026: Deykin Aaron sold 895 shares ($5.46K)
- Jun 16, 2026: Houghton Adam sold 700 shares ($4.27K)
- Jun 16, 2026: Sutherland Everett Rand sold 2,095 shares ($12.8K)
- Jun 16, 2026: Gray Michael sold 853 shares ($5.20K)