Upstream Bio, Inc. (UPB)
NASDAQ: UPB · Real-Time Price · USD
24.53
+1.19 (5.10%)
Nov 14, 2025, 4:00 PM EST - Market closed
Upstream Bio Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Nov 14, 2025 | 23.08 | 25.10 | 23.01 | 24.53 | 24.53 | 5.10% | 801,777 |
| Nov 13, 2025 | 23.52 | 23.99 | 22.99 | 23.34 | 23.34 | -1.60% | 429,938 |
| Nov 12, 2025 | 23.74 | 24.95 | 23.22 | 23.72 | 23.72 | -0.25% | 476,587 |
| Nov 11, 2025 | 23.31 | 24.80 | 22.89 | 23.78 | 23.78 | 1.19% | 214,970 |
| Nov 10, 2025 | 23.52 | 23.87 | 22.59 | 23.50 | 23.50 | 2.35% | 490,481 |
| Nov 7, 2025 | 23.64 | 23.64 | 21.98 | 22.96 | 22.96 | -2.96% | 271,659 |
| Nov 6, 2025 | 24.00 | 24.58 | 23.03 | 23.66 | 23.66 | -1.29% | 289,373 |
| Nov 5, 2025 | 25.44 | 25.65 | 23.66 | 23.97 | 23.97 | -4.27% | 234,633 |
| Nov 4, 2025 | 24.27 | 25.57 | 24.02 | 25.04 | 25.04 | 0.08% | 342,735 |
| Nov 3, 2025 | 25.92 | 26.22 | 24.76 | 25.02 | 25.02 | -3.21% | 317,134 |
| Oct 31, 2025 | 25.70 | 26.25 | 25.48 | 25.85 | 25.85 | 0.31% | 215,055 |
| Oct 30, 2025 | 23.93 | 26.90 | 23.93 | 25.77 | 25.77 | 6.53% | 353,009 |
| Oct 29, 2025 | 24.82 | 25.33 | 23.95 | 24.19 | 24.19 | -2.62% | 197,859 |
| Oct 28, 2025 | 23.50 | 25.09 | 23.50 | 24.84 | 24.84 | 5.34% | 418,207 |
| Oct 27, 2025 | 21.97 | 24.00 | 21.89 | 23.58 | 23.58 | 7.87% | 414,110 |
| Oct 24, 2025 | 21.45 | 22.14 | 21.44 | 21.86 | 21.86 | 3.45% | 186,192 |
| Oct 23, 2025 | 22.12 | 22.42 | 21.02 | 21.13 | 21.13 | -4.60% | 241,381 |
| Oct 22, 2025 | 22.22 | 22.62 | 21.90 | 22.15 | 22.15 | -0.81% | 450,360 |
| Oct 21, 2025 | 23.03 | 23.03 | 22.14 | 22.33 | 22.33 | -3.12% | 475,311 |
| Oct 20, 2025 | 21.37 | 23.34 | 21.17 | 23.05 | 23.05 | 9.92% | 787,806 |
| Oct 17, 2025 | 21.86 | 22.15 | 20.65 | 20.97 | 20.97 | -5.88% | 370,897 |
| Oct 16, 2025 | 21.79 | 22.39 | 21.39 | 22.28 | 22.28 | 2.72% | 397,419 |
| Oct 15, 2025 | 20.12 | 21.87 | 20.12 | 21.69 | 21.69 | 8.56% | 477,981 |
| Oct 14, 2025 | 20.65 | 20.65 | 19.63 | 19.98 | 19.98 | -0.50% | 261,701 |
| Oct 13, 2025 | 19.79 | 20.31 | 19.56 | 20.08 | 20.08 | 2.34% | 218,214 |
| Oct 10, 2025 | 19.80 | 20.68 | 19.46 | 19.62 | 19.62 | -0.86% | 271,809 |
| Oct 9, 2025 | 18.90 | 20.09 | 18.61 | 19.79 | 19.79 | 4.60% | 636,393 |
| Oct 8, 2025 | 18.88 | 19.30 | 18.72 | 18.92 | 18.92 | 1.34% | 328,407 |
| Oct 7, 2025 | 18.77 | 18.96 | 18.18 | 18.67 | 18.67 | -1.58% | 190,145 |
| Oct 6, 2025 | 18.72 | 19.44 | 18.72 | 18.97 | 18.97 | 1.83% | 335,262 |
| Oct 3, 2025 | 18.60 | 19.06 | 18.60 | 18.63 | 18.63 | 0.22% | 239,518 |
| Oct 2, 2025 | 18.69 | 19.01 | 18.37 | 18.59 | 18.59 | -0.21% | 336,949 |
| Oct 1, 2025 | 18.67 | 19.00 | 18.05 | 18.63 | 18.63 | -0.96% | 327,760 |
| Sep 30, 2025 | 17.34 | 19.23 | 17.14 | 18.81 | 18.81 | 8.48% | 783,075 |
| Sep 29, 2025 | 17.23 | 17.81 | 17.06 | 17.34 | 17.34 | 0.46% | 208,388 |
| Sep 26, 2025 | 16.35 | 17.32 | 16.27 | 17.26 | 17.26 | 5.82% | 254,648 |
| Sep 25, 2025 | 16.60 | 16.63 | 16.02 | 16.31 | 16.31 | -2.63% | 171,304 |
| Sep 24, 2025 | 16.25 | 16.78 | 16.20 | 16.75 | 16.75 | 2.89% | 294,785 |
| Sep 23, 2025 | 16.50 | 16.79 | 16.14 | 16.28 | 16.28 | -2.22% | 190,419 |
| Sep 22, 2025 | 16.40 | 16.98 | 16.00 | 16.65 | 16.65 | 1.65% | 322,092 |
| Sep 19, 2025 | 17.41 | 17.59 | 16.16 | 16.38 | 16.38 | -5.15% | 2,447,213 |
| Sep 18, 2025 | 16.22 | 17.40 | 16.16 | 17.27 | 17.27 | 7.80% | 342,799 |
| Sep 17, 2025 | 17.33 | 17.78 | 15.55 | 16.02 | 16.02 | -7.67% | 540,214 |
| Sep 16, 2025 | 16.78 | 17.97 | 16.61 | 17.35 | 17.35 | 3.34% | 593,399 |
| Sep 15, 2025 | 17.83 | 18.00 | 16.79 | 16.79 | 16.79 | -4.44% | 374,000 |
| Sep 12, 2025 | 18.00 | 18.11 | 17.54 | 17.57 | 17.57 | -1.95% | 282,530 |
| Sep 11, 2025 | 17.75 | 18.18 | 17.47 | 17.92 | 17.92 | 0.67% | 305,365 |
| Sep 10, 2025 | 18.21 | 18.71 | 17.02 | 17.80 | 17.80 | -2.41% | 526,240 |
| Sep 9, 2025 | 18.72 | 18.94 | 17.98 | 18.24 | 18.24 | -2.62% | 373,673 |
| Sep 8, 2025 | 20.08 | 20.32 | 18.67 | 18.73 | 18.73 | -6.21% | 600,744 |