Upstream Bio, Inc. (UPB)

NASDAQ: UPB · Real-Time Price · USD

7.68

-0.22 (-2.78%)

At close: Feb 27, 2026, 4:00 PM EST

7.70

+0.02 (0.26%)

After-hours: Feb 27, 2026, 7:57 PM EST

UPB Chart

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