Upstream Bio, Inc. - Common Stock (UPB)
2.7900
+0.0400 (1.45%)
NASDAQ · Last Trade: Oct 27th, 6:50 PM EDT
Historical Prices For Upstream Bio, Inc. - Common Stock (UPB)
| Date | Open | High | Low | Close | Volume | Adjusted Close |
|---|---|---|---|---|---|---|
| 10/27/2026 | 2.76 | 2.94 | 2.68 | 2.79 | 1,179,622 | 2.79 |
| 10/26/2026 | 2.75 | 2.97 | 2.72 | 2.75 | 983,843 | 2.75 |
| 10/23/2026 | 2.95 | 2.96 | 2.69 | 2.74 | 1,051,217 | 2.74 |
| 10/22/2026 | 2.77 | 2.99 | 2.70 | 2.99 | 1,450,032 | 2.99 |
| 10/21/2026 | 2.83 | 2.98 | 2.77 | 2.80 | 1,410,489 | 2.80 |
| 10/20/2026 | 2.79 | 3.09 | 2.78 | 2.82 | 1,676,022 | 2.82 |
| 10/19/2026 | 2.76 | 3.07 | 2.75 | 2.80 | 1,603,699 | 2.80 |
| 10/16/2026 | 3.39 | 3.39 | 2.74 | 2.76 | 1,836,415 | 2.76 |
| 10/15/2026 | 3.44 | 3.56 | 3.29 | 3.37 | 1,285,464 | 3.37 |
| 10/14/2026 | 3.47 | 3.60 | 3.29 | 3.42 | 1,574,477 | 3.42 |
| 10/13/2026 | 4.14 | 4.16 | 3.52 | 3.55 | 1,037,456 | 3.55 |
| 10/12/2026 | 4.68 | 4.72 | 4.12 | 4.17 | 848,411 | 4.17 |
| 10/09/2026 | 4.54 | 4.76 | 4.51 | 4.70 | 1,187,831 | 4.70 |
| 10/08/2026 | 4.53 | 4.65 | 4.37 | 4.55 | 2,857,193 | 4.55 |
| 10/07/2026 | 4.55 | 4.72 | 4.50 | 4.61 | 908,404 | 4.61 |
| 10/06/2026 | 4.84 | 4.87 | 4.53 | 4.59 | 1,062,305 | 4.59 |
| 10/05/2026 | 5.07 | 5.10 | 4.67 | 4.85 | 1,010,578 | 4.85 |
| 10/02/2026 | 5.12 | 5.21 | 4.86 | 5.04 | 956,520 | 5.04 |
| 10/01/2026 | 5.25 | 5.34 | 4.98 | 5.04 | 832,377 | 5.04 |
| 9/30/2026 | 5.23 | 5.46 | 5.14 | 5.27 | 851,222 | 5.27 |
| 9/29/2026 | 5.28 | 5.30 | 4.99 | 5.19 | 784,211 | 5.19 |
| 9/28/2026 | 5.34 | 5.38 | 5.12 | 5.30 | 615,401 | 5.30 |
| 9/25/2026 | 5.20 | 5.39 | 5.07 | 5.36 | 429,212 | 5.36 |
| 9/24/2026 | 5.19 | 5.20 | 5.04 | 5.17 | 566,582 | 5.17 |
| 9/23/2026 | 5.48 | 5.49 | 4.99 | 5.19 | 553,027 | 5.19 |
| 9/22/2026 | 5.44 | 5.56 | 5.38 | 5.49 | 360,532 | 5.49 |
| 9/21/2026 | 5.42 | 5.44 | 5.27 | 5.37 | 364,034 | 5.37 |
| 9/18/2026 | 5.32 | 5.41 | 5.21 | 5.34 | 1,000,982 | 5.34 |
| 9/17/2026 | 5.44 | 5.48 | 5.24 | 5.31 | 533,871 | 5.31 |
| 9/16/2026 | 5.49 | 5.54 | 5.27 | 5.33 | 497,239 | 5.33 |
| 9/15/2026 | 5.81 | 5.81 | 5.46 | 5.48 | 421,266 | 5.48 |
| 9/14/2026 | 5.75 | 5.87 | 5.70 | 5.81 | 491,023 | 5.81 |
| 9/11/2026 | 5.84 | 5.84 | 5.65 | 5.73 | 501,309 | 5.73 |
| 9/10/2026 | 5.86 | 5.86 | 5.67 | 5.75 | 562,410 | 5.75 |
| 9/09/2026 | 6.14 | 6.20 | 5.77 | 5.96 | 726,236 | 5.96 |
| 9/08/2026 | 6.01 | 6.21 | 5.77 | 6.19 | 949,732 | 6.19 |
| 9/04/2026 | 6.00 | 6.23 | 5.96 | 6.01 | 643,267 | 6.01 |
| 9/03/2026 | 6.49 | 6.49 | 5.77 | 6.08 | 1,351,772 | 6.08 |
| 9/02/2026 | 6.62 | 6.98 | 6.41 | 6.48 | 515,603 | 6.48 |
| 9/01/2026 | 6.58 | 6.72 | 6.50 | 6.55 | 476,486 | 6.55 |
| 8/31/2026 | 6.64 | 6.77 | 6.44 | 6.62 | 895,010 | 6.62 |
| 8/28/2026 | 6.71 | 6.79 | 6.60 | 6.69 | 445,478 | 6.69 |
| 8/27/2026 | 7.11 | 7.14 | 6.78 | 6.79 | 335,063 | 6.79 |
| 8/26/2026 | 7.18 | 7.31 | 6.90 | 7.13 | 432,935 | 7.13 |
| 8/25/2026 | 6.68 | 7.18 | 6.55 | 7.18 | 554,423 | 7.18 |
| 8/24/2026 | 7.00 | 7.11 | 6.46 | 6.61 | 538,547 | 6.61 |
| 8/21/2026 | 6.91 | 7.01 | 6.85 | 6.97 | 434,242 | 6.97 |
| 8/20/2026 | 7.48 | 7.55 | 6.75 | 6.85 | 592,931 | 6.85 |
| 8/19/2026 | 7.04 | 7.53 | 6.91 | 7.51 | 574,183 | 7.51 |
| 8/18/2026 | 7.28 | 7.43 | 6.73 | 6.85 | 461,689 | 6.85 |
| 8/17/2026 | 7.02 | 7.19 | 6.86 | 7.14 | 852,442 | 7.14 |
| 8/14/2026 | 6.95 | 7.14 | 6.80 | 7.07 | 688,255 | 7.07 |
| 8/13/2026 | 7.02 | 7.04 | 6.87 | 6.91 | 378,837 | 6.91 |
| 8/12/2026 | 7.00 | 7.25 | 6.84 | 6.91 | 635,183 | 6.91 |
| 8/11/2026 | 7.48 | 7.70 | 7.01 | 7.09 | 628,065 | 7.09 |
| 8/10/2026 | 7.32 | 7.62 | 7.20 | 7.44 | 869,597 | 7.44 |
| 8/07/2026 | 6.94 | 7.26 | 6.89 | 7.25 | 621,848 | 7.25 |
| 8/06/2026 | 6.75 | 7.17 | 6.66 | 6.87 | 427,176 | 6.87 |
| 8/05/2026 | 6.77 | 6.88 | 6.58 | 6.74 | 917,314 | 6.74 |
| 8/04/2026 | 6.40 | 6.92 | 6.40 | 6.79 | 1,362,499 | 6.79 |
| 8/03/2026 | 6.31 | 6.43 | 6.17 | 6.42 | 774,292 | 6.42 |
| 7/31/2026 | 6.58 | 6.69 | 6.29 | 6.31 | 297,717 | 6.31 |
| 7/30/2026 | 6.35 | 6.67 | 6.29 | 6.57 | 320,622 | 6.57 |
| 7/29/2026 | 6.39 | 6.48 | 6.21 | 6.41 | 702,778 | 6.41 |
| 7/28/2026 | 6.40 | 6.54 | 6.09 | 6.40 | 433,237 | 6.40 |