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Upstream Bio, Inc.

All insider transactions

11 transactions

DateMoveSecurityInsiderΔ sharesPriceValueHeld afterImpact
Jun 16, 2026SellCommon StockGRAY MICHAEL
Executive
-853$6.10$5.2K28,795low
Mar 16, 2026SellCommon StockDeykin Aaron
Executive
-894$9.29$8.3K32,687low
Mar 16, 2026SellCommon StockAmbrose Allison
Executive
-475$9.29$4.4K16,525low
Mar 16, 2026SellCommon StockHoughton Adam
Executive
-699$9.29$6.5K24,301low
Mar 16, 2026SellCommon StockSutherland Everett Rand
CEO
-2,093$9.29$19.4K72,907low
Mar 16, 2026SellCommon StockGRAY MICHAEL
Executive
-852$9.29$7.9K29,648low
Jan 2, 2026Other
Grant / award
Common StockDeykin Aaron
Executive
+32,000$0.00$033,581low
Jan 2, 2026Other
Grant / award
Common StockAmbrose Allison
Executive
+17,000$0.00$017,000low
Jan 2, 2026Other
Grant / award
Common StockHoughton Adam
Executive
+25,000$0.00$025,000low
Jan 2, 2026Other
Grant / award
Common StockSutherland Everett Rand
CEO
+75,000$0.00$075,000low
Jan 2, 2026Other
Grant / award
Common StockGRAY MICHAEL
Executive
+30,500$0.00$030,500low
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