Fuel Tech Inc. (FTEK) stock falls on Q1 2026 Earnings

Fuel Tech Inc. (FTEK) reported first-quarter 2026 revenue of $6.08 million, a decline of 4.73% year‑over‑year and below the consensus revenue estimate of $7.77 million.

Total revenue: $6.08 million (‑4.73% YoY).

Gross profit: $2.64 million (‑10.65% YoY).

Cost of sales: $3.44 million (+0.38% YoY).

Operating loss: $1.60 million, an improvement of 67.65% versus the prior year.

Net loss attributable to common shareholders: $1.36 million, improved 83.36% year‑over‑year; diluted loss per share: $0.04.

Analysts had been looking for earnings per share of $0.00, while the company reported a diluted loss per share of $0.04.

Cash used in operating activities: $847,000, a deterioration of 156.17% year‑over‑year.

Purchases of property, plant and equipment: $322,000 (up 395.38% YoY).

Cash and cash equivalents: $9.11 million, down 22.94% year‑over‑year.

Total liabilities: $5.93 million, up 12.52% year‑over‑year.

Market reaction: the stock moved down 14.37% since market close following the release.

Note: This financials data is sourced from a third-party provider and has not been independently verified by Quiver.

Fuel Tech Inc. Insider Trading Activity

Fuel Tech Inc. insiders have traded $FTEK stock on the open market 1 times in the past 6 months. Of those trades, 1 have been purchases and 0 have been sales.

Here’s a breakdown of recent trading of $FTEK stock by insiders over the last 6 months:

VINCENT J ARNONE (President & CEO) purchased 10,000 shares for an estimated $12,400

To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API.

EARLY ACCESS

Receive FTEK Data Alerts

Real-time alerts on filings, insider trades, and market signals — before everyone else.

Get Alerts →

Fuel Tech Inc. Hedge Fund Activity

We have seen 25 institutional investors add shares of Fuel Tech Inc. stock to their portfolio, and 18 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

CITADEL ADVISORS LLC added 376,994 shares (+296.8%) to their portfolio in Q4 2025, for an estimated $588,110
INFORMED MOMENTUM CO LLC removed 338,712 shares (-100.0%) from their portfolio in Q4 2025, for an estimated $528,390
RENAISSANCE TECHNOLOGIES LLC added 249,089 shares (+27.7%) to their portfolio in Q4 2025, for an estimated $388,578
MERCURIA CAPITAL STRATEGIES, LLC removed 240,000 shares (-100.0%) from their portfolio in Q4 2025, for an estimated $374,400
MURCHINSON LTD. removed 150,000 shares (-100.0%) from their portfolio in Q4 2025, for an estimated $234,000
TWO SIGMA INVESTMENTS, LP added 126,160 shares (+inf%) to their portfolio in Q4 2025, for an estimated $196,809
XTX TOPCO LTD added 122,291 shares (+218.3%) to their portfolio in Q4 2025, for an estimated $190,773

To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API.