NASDAQ:UPB | Shares Outstanding | Upstream Bio, Inc.

Complete source-backed shares outstanding history.

Available history
2023-12-31 to 2026-08-04
Data captured

Historical Shares Outstanding

DateShares outstanding
2026-08-0454,771,041
2026-06-3054,771,041
2026-05-0754,419,986
2026-03-3154,419,986
2026-03-2054,419,986
2025-12-3154,237,750
2025-11-0354,038,591
2025-09-3053,999,522
2025-08-0453,909,427
2025-06-3053,798,151
2025-05-0253,793,703
2025-03-3153,640,895
2025-03-0553,640,895
2024-12-3153,603,398
2024-11-0553,596,601
2024-09-303,025,452
2023-12-312,992,479

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