Generation Bio Co. (GBIO)
NASDAQ: GBIO · Real-Time Price · USD
5.58
-0.09 (-1.59%)
At close: Jan 28, 2026, 4:00 PM EST
5.47
-0.11 (-1.97%)
After-hours: Jan 28, 2026, 4:17 PM EST
Generation Bio Co. Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jan 28, 2026 | 5.65 | 5.65 | 5.50 | 5.58 | 5.58 | -1.59% | 69,226 |
| Jan 27, 2026 | 5.67 | 5.68 | 5.61 | 5.67 | 5.67 | -0.18% | 77,003 |
| Jan 26, 2026 | 5.64 | 5.68 | 5.62 | 5.68 | 5.68 | -0.09% | 94,588 |
| Jan 23, 2026 | 5.64 | 5.70 | 5.60 | 5.69 | 5.69 | -0.09% | 64,365 |
| Jan 22, 2026 | 5.48 | 5.72 | 5.46 | 5.69 | 5.69 | 4.21% | 411,451 |
| Jan 21, 2026 | 5.57 | 5.60 | 5.41 | 5.46 | 5.46 | -2.33% | 233,026 |
| Jan 20, 2026 | 5.57 | 5.63 | 5.57 | 5.59 | 5.59 | -0.53% | 111,223 |
| Jan 16, 2026 | 5.61 | 5.66 | 5.60 | 5.62 | 5.62 | -0.35% | 98,798 |
| Jan 15, 2026 | 5.62 | 5.70 | 5.60 | 5.64 | 5.64 | -0.18% | 63,599 |
| Jan 14, 2026 | 5.64 | 5.70 | 5.58 | 5.65 | 5.65 | 0.36% | 30,289 |
| Jan 13, 2026 | 5.69 | 5.69 | 5.57 | 5.63 | 5.63 | - | 51,829 |
| Jan 12, 2026 | 5.54 | 5.70 | 5.54 | 5.63 | 5.63 | 2.74% | 78,198 |
| Jan 9, 2026 | 5.50 | 5.57 | 5.42 | 5.48 | 5.48 | -0.54% | 60,584 |
| Jan 8, 2026 | 5.51 | 5.51 | 5.36 | 5.51 | 5.51 | 0.73% | 42,957 |
| Jan 7, 2026 | 5.43 | 5.53 | 5.35 | 5.47 | 5.47 | 1.67% | 43,173 |
| Jan 6, 2026 | 5.35 | 5.40 | 5.31 | 5.38 | 5.38 | -0.37% | 55,027 |
| Jan 5, 2026 | 5.42 | 5.45 | 5.34 | 5.40 | 5.40 | -0.83% | 52,499 |
| Jan 2, 2026 | 5.61 | 5.62 | 5.40 | 5.45 | 5.45 | -4.14% | 133,760 |
| Dec 31, 2025 | 5.54 | 5.77 | 5.50 | 5.68 | 5.68 | 1.61% | 46,790 |
| Dec 30, 2025 | 5.59 | 5.64 | 5.40 | 5.59 | 5.59 | -0.89% | 60,912 |
| Dec 29, 2025 | 5.56 | 5.64 | 5.40 | 5.64 | 5.64 | 0.71% | 61,421 |
| Dec 26, 2025 | 5.56 | 5.69 | 5.40 | 5.60 | 5.60 | 0.72% | 77,138 |
| Dec 24, 2025 | 5.49 | 5.64 | 5.46 | 5.56 | 5.56 | 1.65% | 20,109 |
| Dec 23, 2025 | 5.45 | 5.53 | 5.45 | 5.47 | 5.47 | -0.36% | 33,357 |
| Dec 22, 2025 | 5.54 | 5.70 | 5.43 | 5.49 | 5.49 | -0.90% | 54,642 |
| Dec 19, 2025 | 5.36 | 5.55 | 5.36 | 5.54 | 5.54 | 1.65% | 128,292 |
| Dec 18, 2025 | 5.34 | 5.51 | 5.33 | 5.45 | 5.45 | 1.68% | 60,404 |
| Dec 17, 2025 | 5.30 | 5.50 | 5.25 | 5.36 | 5.36 | -0.37% | 146,498 |
| Dec 16, 2025 | 5.28 | 5.54 | 5.20 | 5.38 | 5.38 | -0.19% | 200,573 |
| Dec 15, 2025 | 5.38 | 5.45 | 5.30 | 5.39 | 5.39 | -0.74% | 150,924 |
| Dec 12, 2025 | 5.37 | 5.51 | 5.33 | 5.43 | 5.43 | 0.74% | 14,161 |
| Dec 11, 2025 | 5.53 | 5.56 | 5.33 | 5.39 | 5.39 | -2.18% | 47,318 |
| Dec 10, 2025 | 5.39 | 5.64 | 5.22 | 5.51 | 5.51 | 2.42% | 24,759 |
| Dec 9, 2025 | 5.36 | 5.42 | 5.26 | 5.38 | 5.38 | 1.70% | 31,595 |
| Dec 8, 2025 | 5.55 | 5.55 | 5.25 | 5.29 | 5.29 | -0.75% | 41,749 |
| Dec 5, 2025 | 5.17 | 5.43 | 5.17 | 5.33 | 5.33 | 2.11% | 21,431 |
| Dec 4, 2025 | 5.20 | 5.36 | 5.09 | 5.22 | 5.22 | -0.19% | 27,711 |
| Dec 3, 2025 | 5.07 | 5.28 | 5.07 | 5.23 | 5.23 | 2.35% | 62,620 |
| Dec 2, 2025 | 5.09 | 5.27 | 5.05 | 5.11 | 5.11 | 1.19% | 35,659 |
| Dec 1, 2025 | 5.29 | 5.38 | 5.05 | 5.05 | 5.05 | -5.25% | 12,544 |
| Nov 28, 2025 | 5.23 | 5.40 | 5.23 | 5.33 | 5.33 | 0.57% | 7,656 |
| Nov 26, 2025 | 5.29 | 5.40 | 5.14 | 5.30 | 5.30 | 0.95% | 12,366 |
| Nov 25, 2025 | 5.27 | 5.35 | 5.16 | 5.25 | 5.25 | 1.35% | 55,518 |
| Nov 24, 2025 | 5.03 | 5.31 | 5.00 | 5.18 | 5.18 | 3.31% | 58,262 |
| Nov 21, 2025 | 5.07 | 5.14 | 4.91 | 5.01 | 5.01 | 0.08% | 89,138 |
| Nov 20, 2025 | 5.25 | 5.35 | 5.00 | 5.01 | 5.01 | -3.28% | 94,605 |
| Nov 19, 2025 | 5.25 | 5.33 | 5.18 | 5.18 | 5.18 | -1.33% | 33,054 |
| Nov 18, 2025 | 5.30 | 5.40 | 5.20 | 5.25 | 5.25 | -2.78% | 44,288 |
| Nov 17, 2025 | 5.44 | 5.66 | 5.39 | 5.40 | 5.40 | -0.37% | 69,522 |
| Nov 14, 2025 | 5.63 | 5.68 | 5.30 | 5.42 | 5.42 | -3.56% | 19,779 |