Skip to main content
Upstream Bio, Inc. (UPB)
NASDAQ: UPB · Real-Time Price · USD
8.78
+0.39 (4.65%)
Apr 28, 2025, 4:00 PM EDT - Market closed

Upstream Bio Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Apr 28, 20258.358.857.938.788.784.65%291,528
Apr 25, 20258.868.868.208.398.39-6.36%232,948
Apr 24, 20259.089.088.528.968.961.70%227,944
Apr 23, 202510.3710.508.538.818.81-13.20%397,963
Apr 22, 20259.8710.199.6410.1510.154.53%324,849
Apr 21, 20258.739.998.589.719.7110.59%507,321
Apr 17, 20258.428.928.138.788.784.28%315,158
Apr 16, 20257.718.457.488.428.428.37%289,337
Apr 15, 20257.738.217.567.777.772.51%245,317
Apr 14, 20257.597.937.227.587.582.85%186,367
Apr 11, 20256.457.396.327.377.3715.16%303,708
Apr 10, 20256.326.405.546.406.40-1.99%314,654
Apr 9, 20256.086.615.146.536.537.58%626,762
Apr 8, 20256.456.525.446.076.07-4.56%394,206
Apr 7, 20255.836.395.526.366.364.26%325,458
Apr 4, 20255.996.125.596.106.10-3.17%212,237
Apr 3, 20256.256.725.846.306.30-2.93%234,251
Apr 2, 20256.586.866.336.496.49-3.13%203,042
Apr 1, 20256.446.725.856.706.709.48%290,138
Mar 31, 20256.616.616.126.126.12-10.92%279,416
Mar 28, 20256.807.086.706.876.870.88%138,106
Mar 27, 20256.787.256.636.816.81-0.44%340,069
Mar 26, 20257.677.886.646.846.84-10.35%424,938
Mar 25, 20257.727.857.427.637.63-0.91%118,134
Mar 24, 20257.737.847.377.707.701.05%126,482
Mar 21, 20257.947.967.487.627.62-5.34%742,316
Mar 20, 20258.408.627.998.058.05-5.85%267,104
Mar 19, 20259.019.498.208.558.55-5.42%86,793
Mar 18, 20259.709.708.999.049.04-8.41%135,988
Mar 17, 20259.6510.089.289.879.872.71%136,834
Mar 14, 20259.339.629.039.619.616.07%134,426
Mar 13, 20259.269.368.629.069.06-1.84%238,644
Mar 12, 20258.719.428.199.239.237.83%252,493
Mar 11, 20258.398.647.948.568.562.03%209,830
Mar 10, 20258.769.108.188.398.39-6.15%157,647
Mar 7, 20258.469.298.188.948.946.18%337,517
Mar 6, 20258.298.597.968.428.42-0.59%278,706
Mar 5, 20258.398.587.948.478.471.56%273,305
Mar 4, 20257.288.446.678.348.3411.80%211,488
Mar 3, 20258.038.037.207.467.46-5.93%252,664
Feb 28, 20257.758.307.717.937.931.54%192,920
Feb 27, 20257.717.997.337.817.811.96%237,868
Feb 26, 20258.008.337.477.667.66-0.91%235,061
Feb 25, 20258.318.357.527.737.73-5.96%352,390
Feb 24, 20257.968.397.708.228.223.01%287,336
Feb 21, 20258.308.607.887.987.98-3.04%139,044
Feb 20, 20257.928.277.668.238.233.91%117,052
Feb 19, 20258.548.547.917.927.92-5.71%145,319
Feb 18, 20257.758.747.758.408.4010.53%224,459
Feb 14, 20257.487.877.077.607.603.68%118,159