Upstream Bio, Inc.

Sutherland Everett Rand sold 2,095 shares of UPB on 16 September. They now own 68,717 UPB shares.

Deykin Aaron sold 895 shares of UPB on 16 September. They now own 32,302 UPB shares.

Gray Michael sold 853 shares of UPB on 16 September. They now own 27,942 UPB shares.

Ambrose Allison sold 485 shares of UPB on 16 September. They now own 15,563 UPB shares.

Houghton Adam sold 700 shares of UPB on 16 September. They now own 22,901 UPB shares.

Gray Michael sold 853 shares of UPB on 16 June. They now own 28,795 UPB shares.

Sutherland Everett Rand sold 2,095 shares of UPB on 16 June. They now own 70,812 UPB shares.

Houghton Adam sold 700 shares of UPB on 16 June. They now own 23,601 UPB shares.

Ambrose Allison sold 477 shares of UPB on 16 June. They now own 16,048 UPB shares.

Deykin Aaron sold 895 shares of UPB on 16 June. They now own 33,197 UPB shares.

Chimovits Erez bought 17,096 shares of UPB on 9 June. They now own 17,096 UPB shares.

Beckman Daniella bought 17,096 shares of UPB on 9 June. They now own 17,096 UPB shares.

Renaud Ronald C Jr bought 17,096 shares of UPB on 9 June. They now own 17,096 UPB shares.

Ratcliffe Liam bought 17,096 shares of UPB on 9 June. They now own 17,096 UPB shares.

Fleming Harold Edward bought 17,096 shares of UPB on 9 June. They now own 17,096 UPB shares.

Ruddy Marcella K. bought 17,096 shares of UPB on 9 June. They now own 17,096 UPB shares.

Sutherland Everett Rand sold 2,093 shares of UPB on 16 March. They now own 72,907 UPB shares.

Houghton Adam sold 699 shares of UPB on 16 March. They now own 24,301 UPB shares.

Gray Michael sold 852 shares of UPB on 16 March. They now own 29,648 UPB shares.

Ambrose Allison sold 475 shares of UPB on 16 March. They now own 16,525 UPB shares.

Deykin Aaron sold 894 shares of UPB on 16 March. They now own 32,687 UPB shares.

Houghton Adam bought 25,000 shares of UPB on 2 January. They now own 25,000 UPB shares.

Ambrose Allison bought 51,000 shares of UPB on 2 January. They now own 51,000 UPB shares.

Deykin Aaron bought 96,000 shares of UPB on 2 January. They now own 96,000 UPB shares.

Ambrose Allison bought 17,000 shares of UPB on 2 January. They now own 17,000 UPB shares.

Sutherland Everett Rand bought 75,000 shares of UPB on 2 January. They now own 75,000 UPB shares.

Houghton Adam bought 75,000 shares of UPB on 2 January. They now own 75,000 UPB shares.

Sutherland Everett Rand bought 225,000 shares of UPB on 2 January. They now own 225,000 UPB shares.

Deykin Aaron bought 32,000 shares of UPB on 2 January. They now own 33,581 UPB shares.

Gray Michael bought 91,500 shares of UPB on 2 January. They now own 91,500 UPB shares.

Gray Michael bought 30,500 shares of UPB on 2 January. They now own 30,500 UPB shares.

Ratcliffe Liam bought 17,096 shares of UPB on 10 June. They now own 17,096 UPB shares.

Ruddy Marcella K. bought 17,096 shares of UPB on 10 June. They now own 17,096 UPB shares.

Renaud Ronald C Jr bought 17,096 shares of UPB on 10 June. They now own 17,096 UPB shares.

Fleming Harold Edward bought 17,096 shares of UPB on 10 June. They now own 17,096 UPB shares.

Chimovits Erez bought 17,096 shares of UPB on 10 June. They now own 17,096 UPB shares.

Beckman Daniella bought 17,096 shares of UPB on 10 June. They now own 17,096 UPB shares.