Fuel Tech, Inc. (FTEK)
NASDAQ: FTEK · Real-Time Price · USD
1.520
0.00 (0.00%)
At close: Dec 17, 2025, 4:00 PM EST
1.642
+0.122 (8.02%)
After-hours: Dec 17, 2025, 6:34 PM EST
Fuel Tech Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 17, 2025 | 1.56 | 1.63 | 1.50 | 1.52 | 1.52 | - | 161,310 |
| Dec 16, 2025 | 1.67 | 1.71 | 1.51 | 1.52 | 1.52 | -9.52% | 244,489 |
| Dec 15, 2025 | 1.74 | 1.77 | 1.65 | 1.68 | 1.68 | -2.33% | 81,185 |
| Dec 12, 2025 | 1.82 | 1.82 | 1.70 | 1.72 | 1.72 | -5.49% | 74,102 |
| Dec 11, 2025 | 1.79 | 1.85 | 1.77 | 1.82 | 1.82 | 1.11% | 47,246 |
| Dec 10, 2025 | 1.84 | 1.87 | 1.79 | 1.80 | 1.80 | -2.70% | 87,455 |
| Dec 9, 2025 | 1.78 | 1.88 | 1.76 | 1.85 | 1.85 | 2.78% | 106,657 |
| Dec 8, 2025 | 1.70 | 1.81 | 1.61 | 1.80 | 1.80 | 6.51% | 357,130 |
| Dec 5, 2025 | 1.85 | 1.86 | 1.67 | 1.69 | 1.69 | -5.59% | 84,615 |
| Dec 4, 2025 | 1.84 | 1.87 | 1.74 | 1.79 | 1.79 | -2.19% | 48,398 |
| Dec 3, 2025 | 1.75 | 1.83 | 1.70 | 1.83 | 1.83 | 3.39% | 129,858 |
| Dec 2, 2025 | 1.77 | 1.79 | 1.70 | 1.77 | 1.77 | 0.57% | 63,362 |
| Dec 1, 2025 | 1.80 | 1.84 | 1.74 | 1.76 | 1.76 | -2.22% | 63,786 |
| Nov 28, 2025 | 1.81 | 1.85 | 1.80 | 1.80 | 1.80 | -0.55% | 24,909 |
| Nov 26, 2025 | 1.84 | 1.88 | 1.80 | 1.81 | 1.81 | 1.12% | 49,871 |
| Nov 25, 2025 | 1.79 | 1.86 | 1.75 | 1.79 | 1.79 | 1.13% | 50,541 |
| Nov 24, 2025 | 1.73 | 1.80 | 1.62 | 1.77 | 1.77 | 3.51% | 195,330 |
| Nov 21, 2025 | 1.58 | 1.71 | 1.53 | 1.71 | 1.71 | 6.87% | 479,117 |
| Nov 20, 2025 | 1.73 | 1.78 | 1.59 | 1.60 | 1.60 | -6.98% | 267,935 |
| Nov 19, 2025 | 1.75 | 1.78 | 1.70 | 1.72 | 1.72 | -1.15% | 140,130 |
| Nov 18, 2025 | 1.74 | 1.85 | 1.72 | 1.74 | 1.74 | -2.79% | 174,292 |
| Nov 17, 2025 | 1.84 | 1.89 | 1.75 | 1.79 | 1.79 | -2.72% | 228,366 |
| Nov 14, 2025 | 1.80 | 1.94 | 1.78 | 1.84 | 1.84 | -1.08% | 188,941 |
| Nov 13, 2025 | 1.99 | 1.99 | 1.81 | 1.86 | 1.86 | -5.58% | 464,342 |
| Nov 12, 2025 | 2.04 | 2.15 | 1.96 | 1.97 | 1.97 | -4.83% | 238,804 |
| Nov 11, 2025 | 2.06 | 2.15 | 2.00 | 2.07 | 2.07 | - | 222,759 |
| Nov 10, 2025 | 2.13 | 2.23 | 2.06 | 2.07 | 2.07 | -1.90% | 240,981 |
| Nov 7, 2025 | 2.07 | 2.20 | 1.82 | 2.11 | 2.11 | -0.47% | 521,163 |
| Nov 6, 2025 | 2.31 | 2.40 | 2.06 | 2.12 | 2.12 | -3.64% | 381,975 |
| Nov 5, 2025 | 2.15 | 2.30 | 2.01 | 2.20 | 2.20 | -12.70% | 645,698 |
| Nov 4, 2025 | 2.58 | 2.62 | 2.46 | 2.52 | 2.52 | -4.55% | 315,947 |
| Nov 3, 2025 | 2.49 | 2.68 | 2.43 | 2.64 | 2.64 | 6.45% | 335,848 |
| Oct 31, 2025 | 2.55 | 2.60 | 2.42 | 2.48 | 2.48 | -3.13% | 166,997 |
| Oct 30, 2025 | 2.61 | 2.75 | 2.47 | 2.56 | 2.56 | -3.03% | 155,458 |
| Oct 29, 2025 | 2.68 | 2.70 | 2.57 | 2.64 | 2.64 | -2.94% | 219,704 |
| Oct 28, 2025 | 2.73 | 2.80 | 2.68 | 2.72 | 2.72 | -0.73% | 103,347 |
| Oct 27, 2025 | 2.82 | 2.92 | 2.71 | 2.74 | 2.74 | -2.49% | 154,553 |
| Oct 24, 2025 | 2.88 | 2.93 | 2.78 | 2.81 | 2.81 | -2.09% | 154,005 |
| Oct 23, 2025 | 2.89 | 2.93 | 2.77 | 2.87 | 2.87 | 0.70% | 112,672 |
| Oct 22, 2025 | 2.97 | 3.09 | 2.70 | 2.85 | 2.85 | -5.00% | 355,769 |
| Oct 21, 2025 | 3.09 | 3.20 | 2.98 | 3.00 | 3.00 | -3.23% | 122,207 |
| Oct 20, 2025 | 3.00 | 3.12 | 3.00 | 3.10 | 3.10 | 3.33% | 109,553 |
| Oct 17, 2025 | 3.11 | 3.19 | 2.97 | 3.00 | 3.00 | -5.96% | 137,244 |
| Oct 16, 2025 | 3.11 | 3.45 | 3.11 | 3.19 | 3.19 | 2.24% | 421,658 |
| Oct 15, 2025 | 3.16 | 3.16 | 3.01 | 3.12 | 3.12 | 1.30% | 186,840 |
| Oct 14, 2025 | 2.95 | 3.12 | 2.88 | 3.08 | 3.08 | 4.41% | 194,287 |
| Oct 13, 2025 | 2.80 | 3.00 | 2.72 | 2.95 | 2.95 | 4.98% | 313,901 |
| Oct 10, 2025 | 3.02 | 3.05 | 2.81 | 2.81 | 2.81 | -7.26% | 243,684 |
| Oct 9, 2025 | 3.08 | 3.17 | 2.95 | 3.03 | 3.03 | -1.62% | 187,235 |
| Oct 8, 2025 | 3.11 | 3.17 | 3.02 | 3.08 | 3.08 | - | 86,227 |