Fuel Tech, Inc. (FTEK) Stock Price History
Historical prices from 2011 to 2026
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FTEK Historical Performance
Short-Term Returns
FTEK Stock Price Trajectory (2011–2026)
As of May 8, 2026, Fuel Tech, Inc. (FTEK) trades at $1.53, representing a +60.7% return over the past year. The stock has delivered a -27.1% total return over five years (-6.1% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $38.20 on June 21, 2007. From this peak, FTEK has corrected -96.0%, currently trading 25% below its 200-day moving average, suggesting potential weakness.
When compared to Industrials sector peers CECO (+220.1% 1Y), CLIR (-10.6% 1Y), and PESI (+26.2% 1Y), FTEK has underperformed the peer group average. Compare FTEK vs CECO →
FTEK Historical Price Data (2025–2026)
Showing 30 of 3,650 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 1.40 | 1.53 | 1.38 | 1.53 | 246K | +10.87% |
| 2026-05-06 | 1.38 | 1.51 | 1.38 | 1.38 | 565K | -13.21% |
| 2026-05-05 | 1.59 | 1.64 | 1.58 | 1.59 | 197K | -2.45% |
| 2026-05-04 | 1.61 | 1.67 | 1.55 | 1.63 | 297K | +1.24% |
| 2026-05-01 | 1.56 | 1.62 | 1.56 | 1.61 | 93K | +2.55% |
| 2026-04-30 | 1.62 | 1.62 | 1.52 | 1.57 | 216K | -5.42% |
| 2026-04-29 | 1.57 | 1.72 | 1.52 | 1.66 | 836K | +7.10% |
| 2026-04-28 | 1.44 | 1.56 | 1.38 | 1.55 | 1.35M | +13.14% |
| 2026-04-27 | 1.38 | 1.40 | 1.36 | 1.37 | 115K | +1.48% |
| 2026-04-24 | 1.34 | 1.39 | 1.31 | 1.35 | 189K | +0.75% |
| 2026-04-23 | 1.34 | 1.35 | 1.31 | 1.34 | 46K | -0.74% |
| 2026-04-22 | 1.41 | 1.41 | 1.33 | 1.35 | 136K | -1.46% |
| 2026-04-21 | 1.38 | 1.41 | 1.35 | 1.37 | 86K | 0.00% |
| 2026-04-20 | 1.34 | 1.40 | 1.34 | 1.37 | 91K | +1.48% |
| 2026-04-17 | 1.38 | 1.40 | 1.34 | 1.35 | 91K | 0.00% |
| 2026-04-16 | 1.36 | 1.40 | 1.35 | 1.35 | 35K | -2.17% |
| 2026-04-15 | 1.33 | 1.40 | 1.32 | 1.38 | 165K | +4.55% |
| 2026-04-14 | 1.30 | 1.33 | 1.30 | 1.32 | 244K | +3.13% |
| 2026-04-13 | 1.26 | 1.30 | 1.25 | 1.28 | 184K | +0.79% |
| 2026-04-10 | 1.30 | 1.30 | 1.27 | 1.27 | 60K | -3.79% |
| 2026-04-09 | 1.27 | 1.32 | 1.25 | 1.32 | 97K | +2.33% |
| 2026-04-08 | 1.30 | 1.32 | 1.26 | 1.29 | 205K | +1.57% |
| 2026-04-07 | 1.22 | 1.27 | 1.22 | 1.27 | 149K | +3.25% |
| 2026-04-06 | 1.21 | 1.24 | 1.19 | 1.23 | 113K | +0.82% |
| 2026-04-02 | 1.24 | 1.24 | 1.20 | 1.22 | 26K | -3.17% |
| 2026-04-01 | 1.25 | 1.26 | 1.24 | 1.26 | 81K | +3.28% |
| 2026-03-31 | 1.19 | 1.23 | 1.18 | 1.22 | 148K | +2.52% |
| 2026-03-30 | 1.25 | 1.25 | 1.17 | 1.19 | 233K | -4.80% |
| 2026-03-27 | 1.26 | 1.26 | 1.24 | 1.25 | 117K | 0.00% |
| 2026-03-26 | 1.27 | 1.27 | 1.25 | 1.25 | 45K | -1.57% |
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View ValuationCompare FTEK vs SPIR
Side-by-side business, growth, and profitability comparison vs Spire Global, Inc..
Start ComparisonFTEK — Frequently Asked Questions
Quick answers to the most common questions about buying FTEK stock.
How has FTEK stock performed recently?
FTEK returned +60.7% over the past year, beating its 5-year annualized CAGR of -6.1%. The stock trades below its 200-day moving average, confirming the uptrend.
What is FTEK's all-time high price?
Fuel Tech, Inc. reached $38.20 on 2007-06-21. The 52-week high is $3.65. Current 1-year return of +60.7% places the stock closer to historical peaks.
Where can I download FTEK historical price data?
This page provides FTEK daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.