Fuel Tech, Inc. (FTEK)
NASDAQ: FTEK · Real-Time Price · USD
1.550
+0.120 (8.39%)
At close: Sep 4, 2026, 4:00 PM EDT
1.550
0.00 (-0.01%)
After-hours: Sep 4, 2026, 7:49 PM EDT
Fuel Tech Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 4, 2026 | 1.42 | 1.56 | 1.42 | 1.55 | 1.55 | 8.39% | 536,487 |
| Sep 3, 2026 | 1.41 | 1.46 | 1.38 | 1.43 | 1.43 | 2.88% | 159,473 |
| Sep 2, 2026 | 1.36 | 1.41 | 1.36 | 1.39 | 1.39 | 2.21% | 112,854 |
| Sep 1, 2026 | 1.41 | 1.43 | 1.35 | 1.36 | 1.36 | -4.23% | 149,256 |
| Aug 31, 2026 | 1.49 | 1.51 | 1.41 | 1.42 | 1.42 | -4.05% | 157,548 |
| Aug 28, 2026 | 1.47 | 1.55 | 1.46 | 1.48 | 1.48 | 1.37% | 93,814 |
| Aug 27, 2026 | 1.44 | 1.50 | 1.41 | 1.46 | 1.46 | 2.10% | 95,168 |
| Aug 26, 2026 | 1.40 | 1.45 | 1.38 | 1.43 | 1.43 | 3.62% | 199,529 |
| Aug 25, 2026 | 1.40 | 1.40 | 1.37 | 1.38 | 1.38 | - | 106,761 |
| Aug 24, 2026 | 1.38 | 1.40 | 1.37 | 1.38 | 1.38 | -0.72% | 78,871 |
| Aug 21, 2026 | 1.37 | 1.42 | 1.36 | 1.39 | 1.39 | 0.72% | 148,244 |
| Aug 20, 2026 | 1.40 | 1.40 | 1.37 | 1.38 | 1.38 | -1.43% | 68,113 |
| Aug 19, 2026 | 1.38 | 1.42 | 1.38 | 1.40 | 1.40 | -0.71% | 75,575 |
| Aug 18, 2026 | 1.43 | 1.44 | 1.41 | 1.41 | 1.41 | -2.08% | 96,054 |
| Aug 17, 2026 | 1.44 | 1.56 | 1.42 | 1.44 | 1.44 | -0.69% | 112,331 |
| Aug 14, 2026 | 1.45 | 1.49 | 1.44 | 1.45 | 1.45 | - | 113,567 |
| Aug 13, 2026 | 1.46 | 1.55 | 1.44 | 1.45 | 1.45 | -1.36% | 325,638 |
| Aug 12, 2026 | 1.40 | 1.50 | 1.40 | 1.47 | 1.47 | 5.00% | 178,440 |
| Aug 11, 2026 | 1.43 | 1.45 | 1.39 | 1.40 | 1.40 | 1.45% | 28,620 |
| Aug 10, 2026 | 1.41 | 1.46 | 1.37 | 1.38 | 1.38 | -1.43% | 310,565 |
| Aug 7, 2026 | 1.37 | 1.42 | 1.35 | 1.40 | 1.40 | 2.19% | 133,125 |
| Aug 6, 2026 | 1.43 | 1.46 | 1.37 | 1.37 | 1.37 | -5.52% | 224,328 |
| Aug 5, 2026 | 1.38 | 1.53 | 1.34 | 1.45 | 1.45 | -5.23% | 163,820 |
| Aug 4, 2026 | 1.51 | 1.58 | 1.51 | 1.53 | 1.53 | 2.00% | 217,300 |
| Aug 3, 2026 | 1.41 | 1.54 | 1.41 | 1.50 | 1.50 | 6.38% | 91,491 |
| Jul 31, 2026 | 1.45 | 1.49 | 1.41 | 1.41 | 1.41 | -2.08% | 101,079 |
| Jul 30, 2026 | 1.40 | 1.47 | 1.40 | 1.44 | 1.44 | 4.35% | 49,333 |
| Jul 29, 2026 | 1.45 | 1.46 | 1.37 | 1.38 | 1.38 | -4.83% | 95,426 |
| Jul 28, 2026 | 1.50 | 1.50 | 1.40 | 1.45 | 1.45 | -4.61% | 197,167 |
| Jul 27, 2026 | 1.55 | 1.60 | 1.49 | 1.52 | 1.52 | -1.62% | 67,986 |
| Jul 24, 2026 | 1.58 | 1.64 | 1.52 | 1.55 | 1.55 | -3.44% | 44,019 |
| Jul 23, 2026 | 1.50 | 1.66 | 1.50 | 1.60 | 1.60 | 3.23% | 245,247 |
| Jul 22, 2026 | 1.53 | 1.59 | 1.53 | 1.55 | 1.55 | 1.31% | 66,910 |
| Jul 21, 2026 | 1.49 | 1.55 | 1.47 | 1.53 | 1.53 | 3.38% | 31,541 |
| Jul 20, 2026 | 1.51 | 1.51 | 1.46 | 1.48 | 1.48 | -3.27% | 82,039 |
| Jul 17, 2026 | 1.52 | 1.55 | 1.50 | 1.53 | 1.53 | -1.29% | 77,150 |
| Jul 16, 2026 | 1.58 | 1.59 | 1.55 | 1.55 | 1.55 | -1.27% | 38,364 |
| Jul 15, 2026 | 1.64 | 1.66 | 1.51 | 1.57 | 1.57 | -1.88% | 107,245 |
| Jul 14, 2026 | 1.58 | 1.65 | 1.56 | 1.60 | 1.60 | 0.63% | 138,578 |
| Jul 13, 2026 | 1.69 | 1.73 | 1.59 | 1.59 | 1.59 | -5.36% | 126,374 |
| Jul 10, 2026 | 1.70 | 1.76 | 1.64 | 1.68 | 1.68 | -0.59% | 162,596 |
| Jul 9, 2026 | 1.77 | 1.77 | 1.69 | 1.69 | 1.69 | -3.98% | 38,981 |
| Jul 8, 2026 | 1.75 | 1.80 | 1.68 | 1.76 | 1.76 | -1.12% | 96,466 |
| Jul 7, 2026 | 1.84 | 1.86 | 1.78 | 1.78 | 1.78 | -3.78% | 73,718 |
| Jul 6, 2026 | 1.85 | 1.90 | 1.75 | 1.85 | 1.85 | -1.07% | 183,300 |
| Jul 2, 2026 | 2.08 | 2.08 | 1.75 | 1.87 | 1.87 | -10.10% | 749,027 |
| Jul 1, 2026 | 2.20 | 2.22 | 2.08 | 2.08 | 2.08 | -5.88% | 278,789 |
| Jun 30, 2026 | 2.06 | 2.28 | 2.06 | 2.21 | 2.21 | 7.28% | 555,059 |
| Jun 29, 2026 | 2.18 | 2.18 | 2.00 | 2.06 | 2.06 | -4.19% | 197,503 |
| Jun 26, 2026 | 1.87 | 2.16 | 1.87 | 2.15 | 2.15 | 12.57% | 564,129 |