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Fuel Tech, Inc. (FTEK)
NASDAQ: FTEK · Real-Time Price · USD
1.690
-0.100 (-5.59%)
At close: Dec 5, 2025, 4:00 PM EST
1.680
-0.010 (-0.59%)
After-hours: Dec 5, 2025, 7:43 PM EST

Fuel Tech Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Dec 5, 20251.851.861.671.691.69-5.59%84,615
Dec 4, 20251.841.871.741.791.79-2.19%48,398
Dec 3, 20251.751.831.701.831.833.39%129,858
Dec 2, 20251.771.791.701.771.770.57%63,362
Dec 1, 20251.801.841.741.761.76-2.22%63,786
Nov 28, 20251.811.851.801.801.80-0.55%24,909
Nov 26, 20251.841.881.801.811.811.12%49,871
Nov 25, 20251.791.861.751.791.791.13%50,541
Nov 24, 20251.731.801.621.771.773.51%195,330
Nov 21, 20251.581.711.531.711.716.87%479,117
Nov 20, 20251.731.781.591.601.60-6.98%267,935
Nov 19, 20251.751.781.701.721.72-1.15%140,130
Nov 18, 20251.741.851.721.741.74-2.79%174,292
Nov 17, 20251.841.891.751.791.79-2.72%228,366
Nov 14, 20251.801.941.781.841.84-1.08%188,941
Nov 13, 20251.991.991.811.861.86-5.58%464,342
Nov 12, 20252.042.151.961.971.97-4.83%238,804
Nov 11, 20252.062.152.002.072.07-222,759
Nov 10, 20252.132.232.062.072.07-1.90%240,981
Nov 7, 20252.072.201.822.112.11-0.47%521,163
Nov 6, 20252.312.402.062.122.12-3.64%381,975
Nov 5, 20252.152.302.012.202.20-12.70%645,698
Nov 4, 20252.582.622.462.522.52-4.55%315,947
Nov 3, 20252.492.682.432.642.646.45%335,848
Oct 31, 20252.552.602.422.482.48-3.13%166,997
Oct 30, 20252.612.752.472.562.56-3.03%155,458
Oct 29, 20252.682.702.572.642.64-2.94%219,704
Oct 28, 20252.732.802.682.722.72-0.73%103,347
Oct 27, 20252.822.922.712.742.74-2.49%154,553
Oct 24, 20252.882.932.782.812.81-2.09%154,005
Oct 23, 20252.892.932.772.872.870.70%112,672
Oct 22, 20252.973.092.702.852.85-5.00%355,769
Oct 21, 20253.093.202.983.003.00-3.23%122,207
Oct 20, 20253.003.123.003.103.103.33%109,553
Oct 17, 20253.113.192.973.003.00-5.96%137,244
Oct 16, 20253.113.453.113.193.192.24%421,658
Oct 15, 20253.163.163.013.123.121.30%186,840
Oct 14, 20252.953.122.883.083.084.41%194,287
Oct 13, 20252.803.002.722.952.954.98%313,901
Oct 10, 20253.023.052.812.812.81-7.26%243,684
Oct 9, 20253.083.172.953.033.03-1.62%187,235
Oct 8, 20253.113.173.023.083.08-86,227
Oct 7, 20252.953.162.953.083.084.05%249,890
Oct 6, 20252.953.112.932.962.96-0.67%142,831
Oct 3, 20252.953.182.912.982.982.41%368,033
Oct 2, 20252.892.962.822.912.910.69%269,825
Oct 1, 20253.003.002.872.892.89-3.67%192,363
Sep 30, 20252.903.052.883.003.002.39%308,654
Sep 29, 20253.063.112.912.932.93-3.30%213,887
Sep 26, 20253.063.233.003.033.03-1.30%149,028
Sep 25, 20253.133.243.053.073.07-4.95%211,068
Sep 24, 20253.493.513.233.233.23-8.24%337,853
Sep 23, 20253.403.593.253.523.523.23%460,325
Sep 22, 20253.143.503.103.413.417.40%545,367
Sep 19, 20253.293.333.153.183.18-4.37%183,732
Sep 18, 20253.063.322.943.323.328.85%490,057
Sep 17, 20253.273.292.993.053.05-7.01%487,092
Sep 16, 20253.553.553.163.283.28-7.61%643,856
Sep 15, 20253.643.643.403.553.55-2.20%346,843
Sep 12, 20253.423.653.413.633.637.08%799,471
Sep 11, 20253.223.423.043.393.396.60%575,042
Sep 10, 20252.973.292.943.183.187.07%486,977
Sep 9, 20252.863.042.862.972.973.48%413,585
Sep 8, 20252.882.952.842.872.87-153,537
Sep 5, 20252.952.972.712.872.87-0.69%290,564
Sep 4, 20252.872.902.782.892.891.05%173,648
Sep 3, 20252.882.912.782.862.86-1.04%138,090
Sep 2, 20252.953.002.862.892.89-1.03%101,678
Aug 29, 20253.003.032.882.922.92-2.67%183,480
Aug 28, 20252.953.032.793.003.003.09%236,751
Aug 27, 20253.193.252.882.912.91-7.32%361,971
Aug 26, 20252.793.142.763.143.1414.39%457,084
Aug 25, 20252.762.852.682.752.75-0.90%205,121
Aug 22, 20252.702.822.662.772.772.97%234,223
Aug 21, 20252.612.742.552.692.691.89%52,133
Aug 20, 20252.592.672.462.642.641.15%305,760
Aug 19, 20252.812.942.582.612.61-7.12%296,340
Aug 18, 20252.882.892.752.812.81-1.75%227,466
Aug 15, 20252.832.892.732.862.860.35%178,775
Aug 14, 20252.962.982.802.852.85-5.00%309,967
Aug 13, 20253.053.112.923.003.00-1.64%260,454
Aug 12, 20252.913.052.893.053.056.64%314,262
Aug 11, 20253.003.012.802.862.86-4.67%375,270
Aug 8, 20253.083.302.963.003.00-1.64%750,048
Aug 7, 20252.983.382.783.053.053.74%1,094,807
Aug 6, 20252.633.222.232.942.94-0.68%2,281,419
Aug 5, 20252.853.032.722.962.965.71%690,072
Aug 4, 20252.552.882.552.802.808.95%360,435
Aug 1, 20252.592.602.492.572.57-3.02%157,761
Jul 31, 20252.692.702.632.652.65-1.49%79,965
Jul 30, 20252.632.752.632.692.692.28%101,939
Jul 29, 20252.672.732.632.632.63-2.23%89,605
Jul 28, 20252.842.842.592.692.69-5.28%359,804
Jul 25, 20252.842.912.732.842.840.71%249,790
Jul 24, 20252.812.952.732.822.82-305,187
Jul 23, 20252.712.832.692.822.824.83%279,366
Jul 22, 20252.622.702.452.692.691.51%312,533
Jul 21, 20252.682.812.602.652.65-0.38%481,316
Jul 18, 20252.482.692.462.662.666.40%372,515
Jul 17, 20252.672.692.462.502.50-6.02%357,192