Fuel Tech, Inc. (FTEK) Stock Price History
Historical prices from 1993 to 2026
- 1M
- +6.2%
- 3M
- +23.2%
- YTD
- -9.9%
- 1Y
- -21.0%
- 3Y
- +4.7%
- 5Y
- -8.8%
Loading 10-year price history...
FTEK Historical Performance
FTEK Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- -27.1%
- 2003 annual price return
- -19.5%
- 2004 annual price return
- +30.8%
- 2005 annual price return
- +94.6%
- 2006 annual price return
- +175.0%
- 2007 annual price return
- -12.0%
- 2008 annual price return
- -53.0%
- 2009 annual price return
- -29.4%
- 2010 annual price return
- +13.6%
- 2011 annual price return
- -39.1%
- 2012 annual price return
- -30.7%
- 2013 annual price return
- +62.6%
- 2014 annual price return
- -45.8%
- 2015 annual price return
- -49.3%
- 2016 annual price return
- -36.1%
- 2017 annual price return
- -6.7%
- 2018 annual price return
- +10.2%
- 2019 annual price return
- -24.0%
- 2020 annual price return
- +321.7%
- 2021 annual price return
- -64.4%
- 2022 annual price return
- -11.8%
- 2023 annual price return
- -17.3%
- 2024 annual price return
- +0.0%
- 2025 annual price return
- +50.0%
- 2026 annual price return
- -17.0%
FTEK Stock Price Trajectory (1993–2026)
As of June 22, 2026, Fuel Tech, Inc. (FTEK) trades at $1.54, representing a -21.0% return over the past year. The stock has delivered a -36.9% total return over five years (-8.8% 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 16% below its 200-day moving average, suggesting potential weakness.
When compared to Industrials sector peers CECO (+235.1% 1Y), CLIR (-36.6% 1Y), and PESI (+8.9% 1Y), FTEK has underperformed the peer group average. Compare FTEK vs CECO →
FTEK Historical Price Data · from 1993
Rows 1–50 of 8,253| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-06-18 | 1.50 | 1.59 | 1.47 | 1.54 | 814K | +5.48% |
| 2026-06-17 | 1.31 | 1.50 | 1.30 | 1.46 | 624K | +11.45% |
| 2026-06-16 | 1.33 | 1.33 | 1.29 | 1.31 | 104K | 0.00% |
| 2026-06-15 | 1.34 | 1.34 | 1.31 | 1.31 | 7K | -2.24% |
| 2026-06-12 | 1.37 | 1.39 | 1.33 | 1.34 | 92K | 0.00% |
| 2026-06-11 | 1.29 | 1.36 | 1.29 | 1.34 | 200K | +3.08% |
| 2026-06-10 | 1.32 | 1.32 | 1.29 | 1.30 | 68K | -0.76% |
| 2026-06-09 | 1.34 | 1.36 | 1.29 | 1.31 | 161K | -2.96% |
| 2026-06-08 | 1.36 | 1.36 | 1.34 | 1.35 | 93K | -0.74% |
| 2026-06-05 | 1.45 | 1.45 | 1.35 | 1.36 | 17K | -6.85% |
| 2026-06-04 | 1.42 | 1.50 | 1.42 | 1.46 | 180K | +1.39% |
| 2026-06-03 | 1.46 | 1.47 | 1.43 | 1.44 | 122K | -2.04% |
| 2026-06-02 | 1.47 | 1.48 | 1.46 | 1.47 | 88K | -0.68% |
| 2026-06-01 | 1.50 | 1.50 | 1.45 | 1.48 | 200K | 0.00% |
| 2026-05-29 | 1.49 | 1.51 | 1.48 | 1.48 | 396K | -1.99% |
| 2026-05-28 | 1.53 | 1.53 | 1.48 | 1.51 | 284K | 0.00% |
| 2026-05-27 | 1.48 | 1.52 | 1.47 | 1.51 | 204K | +2.03% |
| 2026-05-26 | 1.50 | 1.50 | 1.47 | 1.48 | 218K | 0.00% |
| 2026-05-22 | 1.46 | 1.49 | 1.43 | 1.48 | 0 | +2.07% |
| 2026-05-21 | 1.45 | 1.47 | 1.43 | 1.45 | 189K | -0.68% |
| 2026-05-20 | 1.48 | 1.50 | 1.44 | 1.46 | 289K | -1.35% |
| 2026-05-19 | 1.44 | 1.49 | 1.41 | 1.48 | 218K | +2.07% |
| 2026-05-18 | 1.46 | 1.47 | 1.43 | 1.45 | 89K | -1.69% |
| 2026-05-15 | 1.43 | 1.48 | 1.43 | 1.48 | 172K | +1.72% |
| 2026-05-14 | 1.42 | 1.50 | 1.42 | 1.45 | 336K | +0.69% |
| 2026-05-13 | 1.44 | 1.50 | 1.40 | 1.44 | 140K | -1.37% |
| 2026-05-12 | 1.48 | 1.48 | 1.44 | 1.46 | 90K | -2.01% |
| 2026-05-11 | 1.48 | 1.50 | 1.44 | 1.49 | 125K | -1.97% |
| 2026-05-08 | 1.52 | 1.53 | 1.48 | 1.52 | 157K | -0.65% |
| 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% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
FTEK — Frequently Asked Questions
Quick answers to the most common questions about buying FTEK stock.
How has FTEK stock performed recently?
FTEK declined -21.0% over the past year, below its 5-year annualized CAGR of -8.8%. The stock trades below its 200-day moving average, reflecting the downtrend.
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 -21.0% places the stock further from 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 1993-2026, downloadable in CSV format.