What is the 13F Pro Quality Score for FTEK?

13F Pro ranks FUEL TECH, INC. (FTEK) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View FTEK's current score at https://13fpro.ai/research/FTEK (free sign-up required for the full ranking).

Where does 13F Pro source FTEK data?

All FUEL TECH, INC. fundamentals and ownership data come directly from SEC EDGAR. FUEL TECH, INC. files with the SEC under CIK 846913. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is FTEK in?

FUEL TECH, INC. (FTEK) is classified in the Industrials sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/industrials.

How often is FTEK research updated on 13F Pro?

FTEK's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

FUEL TECH, INC.(FTEK)Stock Analysis

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13F Pro Quality Score

30.5/100

Rank #2,357 of 2,879 stocks

View Industrials peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Aug 14, 2026.

Revenue Growth

31.1/100

Profitability

19.1/100

Balance Sheet

23.6/100

Earnings Quality

30.0/100

Free Cash Flow

68.4/100

Institutional Flow

32.4/100

Revenue Scale

6.3/100

Dilution Risk

52.0/100

FTEK Stock Analysis & AI Quality Score

AI stock analysis and institutional research for FUEL TECH, INC. (FTEK), a Industrials sector company. 13F Pro's AI-powered ranking engine scores FTEK at 30.5/100 on a 32-signal composite quality model, placing it at rank #2,357 of 2,879 stocks — the bottom half of the AI-ranked universe. Areas of concern include revenue scale (6.3) and profitability (19.1), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q1 2026), FUEL TECH, INC. reports quarterly revenue of $6.1M, net income of $-1.4M, free cash flow of $-1.2M. Top institutional holders of FTEK by reported 13-F value include GRACE & WHITE /NY, RENAISSANCE TECHNOLOGIES, VANGUARD CAPITAL MANAGEMENT, based on the most recent SEC filings. FTEK trades on the Nasdaq exchange and files with the SEC under CIK 846913. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate FTEK daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for FUEL TECH, INC. directly from SEC EDGAR. FUEL TECH, INC.'s 13F Pro composite quality score has ranged between 25 and 39 since 2023, currently 30.5 — a stable long-term trajectory across 20 quarterly and live scoring snapshots.

Revenue

Q1 2026

$6.1M

Net Income

Q1 2026

$-1.4M

Free Cash Flow

Q1 2026

$-1.2M

ROIC

Q1 2026

-4.1%

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

-7.2% YoY

$25.1MFY 2024

FY21 $24.3MFY22 $26.9MFY23 $27.1MFY24 $25.1M

Net Income

-26.3% YoY

$-1.9MFY 2024

FY21 $54.0KFY22 $-1.4MFY23 $-1.5MFY24 $-1.9M

Operating Income

-76.9% YoY

$-4.7MFY 2024

FY21 $-1.5MFY22 $-1.5MFY23 $-2.7MFY24 $-4.7M

EPS (Diluted)

-20.0% YoY

$-0.06FY 2024

FY21 $0.00FY22 $-0.05FY23 $-0.05FY24 $-0.06

Total Assets

-3.2% YoY

$48.8MFY 2024

FY21 $50.0MFY22 $50.1MFY23 $50.4MFY24 $48.8M

Total Debt

—FY 2024

FY21 $0.00FY22 —FY23 —FY24 —

Op. Cash Flow

-593.2% YoY

$-3.4MFY 2024

FY21 $761.0KFY22 $-4.1MFY23 $696.0KFY24 $-3.4M

Metric	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020	FY 2019
Revenue	$25.1M -7.2%	$27.1M +0.5%	$26.9M +11.0%	$24.3M +7.6%	$22.6M -26.0%	$30.5M
Net Income	$-1.9M -26.3%	$-1.5M -6.7%	$-1.4M -2770.4%	$54.0K +101.3%	$-4.3M +45.5%	$-7.9M
Operating Income	$-4.7M -76.9%	$-2.7M -74.1%	$-1.5M -2.6%	$-1.5M +65.7%	$-4.3M +47.4%	$-8.2M
EPS (Diluted)	$-0.06 -20.0%	$-0.05 +0.0%	$-0.05	$0.00 +100.0%	$-0.17 +46.9%	$-0.32
Total Assets	$48.8M -3.2%	$50.4M +0.5%	$50.1M +0.3%	$50.0M +66.1%	$30.1M -4.8%	$31.6M
Total Debt	—	—	—	$0.00 -100.0%	$1.6M	$0.00
Operating Cash Flow	$-3.4M -593.2%	$696.0K +116.8%	$-4.1M -643.9%	$761.0K +128.1%	$-2.7M +20.1%	$-3.4M

AI Insight: FTEK Financial Trends

FTEK remains unprofitable with volatile quarterly results and modest revenue base, showing no clear operational improvement trajectory.

• Revenue fluctuated between $5M–$8M over eight quarters with no sustained growth; Q1 2026 at $6M matches Q1–Q2 2025 levels.

• Net income and operating income have remained negative or near-zero throughout the period, with no profitable quarter achieved.

• Equity declined modestly from $44M (Q2 2024) to $39M (Q1 2026), reflecting cumulative operating losses eroding shareholder base.

⚠ Operating cash flow swung from +$3M (Q3 2025) to −$2M (Q4 2025, Q1 2026), signaling inconsistent cash generation.

⚠ Operating margin deteriorated to −33% in Q1 2026 from 0% in Q3 2025; earliest sign of margin compression in latest quarter.

AI Insight: FTEK Ratio Trends

FTEK collapsed back into deep losses in Q1 2026 after a brief Q3 2025 breakeven, signaling fundamental operational distress.

• Operating margin deteriorated to -26.2% in Q1 2026 from -19.7% in Q4 2025, with NPM sinking to -22.3%.

• ROIC plunged to -16.6% in Q1 2026, erasing Q3 2025's fleeting 0.0% breakeven and marking worst performance since Q4 2024.

• TTM metrics show persistent negative returns: OpMargin -16.4%, NPM -11.2%, ROIC -11.2% as of March 2026.

⚠ Q3 2025 brief profitability (OpMargin 0.1%, NPM 4.0%) was isolated; company has reverted to losses every quarter since.

⚠ No sustained margin recovery visible; four consecutive quarters of negative OpMargin following Q3 2025 anomaly.

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Available Research

13F Pro tracks comprehensive data for FUEL TECH, INC. including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of FTEK

GRACE & WHITE INC /NY
$1.9M1,541,307 sh
RENAISSANCE TECHNOLOGIES LLC
$1.7M1,407,806 sh
VANGUARD CAPITAL MANAGEMENT LLC
$1.2M987,998 sh
GEODE CAPITAL MANAGEMENT, LLC
$650.1K532,808 sh
Peapod Lane Capital LLC
$582.1K478,842 sh
BlackRock, Inc.
$500.6K410,364 sh
US BANCORP \DE\
$371.8K304,776 sh
TWO SIGMA INVESTMENTS, LP
$290.5K238,079 sh
CITADEL ADVISORS LLC
$270.1K221,399 sh
Beartown Capital Management, LLC
$179.0K146,689 sh

Fund	Value	Shares
GRACE & WHITE INC /NY	$1.9M	1,541,307
RENAISSANCE TECHNOLOGIES LLC	$1.7M	1,407,806
VANGUARD CAPITAL MANAGEMENT LLC	$1.2M	987,998
GEODE CAPITAL MANAGEMENT, LLC	$650.1K	532,808
Peapod Lane Capital LLC	$582.1K	478,842
BlackRock, Inc.	$500.6K	410,364
US BANCORP \DE\	$371.8K	304,776
TWO SIGMA INVESTMENTS, LP	$290.5K	238,079
CITADEL ADVISORS LLC	$270.1K	221,399
Beartown Capital Management, LLC	$179.0K	146,689

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Is FTEK a good stock to buy?

13F Pro's AI-powered analysis of FUEL TECH, INC. (FTEK) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Industrials sector (listed on Nasdaq). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for FTEK are available on the FTEK stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.

Which hedge funds own FTEK?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling FTEK. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of FUEL TECH, INC.'s investment landscape.