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Fuel Tech Set to Join Russell Microcap® Index

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(Moderate)
Rhea-AI Sentiment
(Neutral)
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Fuel Tech (NASDAQ:FTEK) is set to join the Russell Microcap® Index, effective at the U.S. market open on June 29, 2026, following the 2026 Russell index reconstitution.

Membership, based on market-cap rankings, brings automatic inclusion in relevant growth and value style indexes.

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AI-generated analysis. Not financial advice.

Positive

  • Set to join Russell Microcap® Index effective June 29, 2026
  • Automatic inclusion in related growth and value style indexes
  • Access to investor universe benchmarked to $12.2 trillion Russell US indexes

Negative

  • None.

Key Figures

Russell reconstitution size: 4,000 stocks Index inclusion date: June 29, 2026 Index membership duration: Half a year +5 more
8 metrics
Russell reconstitution size 4,000 stocks Number of largest U.S. stocks considered in June Russell U.S. Indexes reconstitution
Index inclusion date June 29, 2026 Effective date for Fuel Tech joining the Russell Microcap Index
Index membership duration Half a year Stated duration of Russell Microcap Index membership beginning 2026
Russell US benchmarked assets $12.2 trillion Assets benchmarked to Russell US indexes as of end of June 2025
Installed units Over 1,300 units Worldwide utility, industrial and municipal units with Fuel Tech solutions installed
Current share price $1.99 Pre-announcement price versus Russell Microcap Index inclusion news
Relative volume 1.65x Today’s trading volume versus 20-day average before index inclusion news
52-week range $1.17–$3.65 Trading range in prior 52 weeks before index inclusion announcement

Historical Context

5 past events · Latest: May 05 (Negative)
Pattern 5 events
Date Event Sentiment Move Catalyst
May 05 Q1 2026 earnings Negative -13.2% Revenue decline, lower margins and wider net loss versus prior year.
Apr 28 APC contract wins Positive +13.1% Multiple air pollution control contracts totaling about $10M with U.S. customers.
Apr 23 Earnings scheduling Neutral +0.8% Announcement of Q1 2026 results release date and investor conference call details.
Mar 03 Q4/FY 2025 earnings Positive -10.1% Strong Q4 revenue growth and higher full-year revenue despite ongoing net losses.
Feb 19 Earnings scheduling Neutral +5.1% Scheduling of Q4 and full-year 2025 results and related conference call.
Pattern Detected

Recent news has produced mixed but often sharp moves, especially around earnings and sizable contract wins.

Regulatory & Risk Context

Short Interest: 0.27%
Short Interest
0.27% of float
0% 15% 30%+
low as of 2026-05-29 Days to cover: 1

Reported short interest is relatively low, suggesting limited short-squeeze potential and generally lower volatility pressure from short positioning.

Market Pulse Summary

This announcement highlights Fuel Tech’s addition to a major microcap index and a footprint on over ...
Analysis

This announcement highlights Fuel Tech’s addition to a major microcap index and a footprint on over 1,300 units. Past news has driven sizable swings, so investors may watch how future earnings and project wins interact with this broader index exposure.

Key Terms

russell microcap® index, ftse russell, computational fluid dynamics, forward-looking statements
4 terms
russell microcap® index financial
"it is set to join the Russell Microcap® Index, effective when the U.S."
A market index that tracks the performance of the smallest publicly traded U.S. companies by market value, the Russell Microcap® Index acts like a thermometer for the microcap segment of the stock market. Investors use it as a benchmark to measure how tiny, often more volatile firms are performing relative to broader markets, helping with portfolio allocation, risk assessment and comparing the returns of funds focused on very small-cap stocks.
ftse russell financial
"which belong to FTSE Russell, the global index provider."
FTSE Russell is a global index provider that creates and maintains lists (indexes) showing how groups of stocks perform, similar to a scoreboard that ranks companies by size, sector and trading activity. Investors use these indexes as benchmarks and as the basis for investment products like index funds and ETFs, so when a stock is added or removed it can trigger buying or selling that affects its price and liquidity.
computational fluid dynamics technical
"Many of Fuel Tech’s products and services rely heavily on the Company’s exceptional Computational Fluid Dynamics modeling capabilities"
A computer-based method for creating virtual models of how liquids and gases move and interact with objects, like a digital wind tunnel that predicts airflow, water flow or blood flow around designs. Investors care because it lets companies test and improve products, cut costly physical prototypes, and spot problems earlier—which can speed development, reduce R&D costs and lower the risk that a product or design will fail in the real world.
forward-looking statements regulatory
"This press release contains “forward-looking statements” as defined in Section 21E of the Securities Exchange Act"
Forward-looking statements are predictions or plans that companies share about what they expect to happen in the future, like estimating sales or profits. They matter because they help investors understand a company's outlook, but since they are based on guesses and assumptions, they can sometimes be wrong.

AI-generated analysis. Not financial advice.

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WARRENVILLE, Ill., June 24, 2026 (GLOBE NEWSWIRE) -- Fuel Tech, Inc. (NASDAQ: FTEK), a technology company using advanced engineering processes to provide emissions control systems and water treatment technologies in utility and industrial applications, today announced that it is set to join the Russell Microcap® Index, effective when the U.S. stock market opens on June 29, 2026 as part of the 2026 Russell indexes reconstitution.

The June Russell U.S. Indexes reconstitution captures up to the 4,000 largest U.S. stocks as of Thursday, April 30th, ranking them by total market capitalization. Membership in the Russell Microcap® Index, which remains in place for half a year beginning 2026, means automatic inclusion in the appropriate growth and value style indexes. FTSE Russell determines membership for its Russell indexes primarily by objective, market-capitalization rankings and style attributes.

“Fuel Tech’s inclusion in the Russell Microcap® Index recognizes our established presence in emissions control and water treatment technologies, while acknowledging the progress we are making in expanding our business into new and growing areas of the energy infrastructure economy,” said Vincent J. Arnone, President and CEO. “We believe our inclusion in the index will enhance our visibility among a broader base of institutional and retail investors.”

Russell indexes are widely used by investment managers and institutional investors for index funds and as benchmarks for active investment strategies. According to data as of the end of June 2025, about $12.2 trillion in assets are benchmarked against the Russell US indexes, which belong to FTSE Russell, the global index provider.

About Fuel Tech

Fuel Tech develops and commercializes state-of-the-art proprietary technologies for air pollution control, process optimization, water treatment, and advanced engineering services. These technologies enable customers to operate in a cost-effective and environmentally sustainable manner. Fuel Tech is a leader in nitrogen oxide (NOx) reduction and particulate control technologies and its solutions have been installed on over 1,300 utility, industrial and municipal units worldwide. The Company’s FUEL CHEM® technology improves the efficiency, reliability, fuel flexibility, boiler heat rate, and environmental status of combustion units by controlling slagging, fouling, corrosion and opacity. Water treatment technologies include DGI® Dissolved Gas Infusion Systems which utilize a patented saturator and a patent-pending channel injector to deliver supersaturated oxygen solutions and other gas-water combinations to target process applications or environmental issues. This infusion process has a variety of applications in the water and wastewater industries, including remediation, aeration, biological treatment and wastewater odor management. Many of Fuel Tech’s products and services rely heavily on the Company’s exceptional Computational Fluid Dynamics modeling capabilities, which are enhanced by internally developed, high-end visualization software. For more information, visit Fuel Tech’s web site at.

NOTE REGARDING FORWARD-LOOKING STATEMENTS

This press release contains “forward-looking statements” as defined in Section 21E of the Securities Exchange Act of 1934, as amended, which are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995 and reflect Fuel Tech’s current expectations regarding future growth, results of operations, cash flows, performance and business prospects, and opportunities, as well as assumptions made by, and information currently available to, our management. Fuel Tech has tried to identify forward-looking statements by using words such as “anticipate,” “believe,” “plan,” “expect,” “estimate,” “intend,” “will,” and similar expressions, but these words are not the exclusive means of identifying forward-looking statements. These statements are based on information currently available to Fuel Tech and are subject to various risks, uncertainties, and other factors, including, but not limited to, those discussed in Fuel Tech’s Annual Report on Form 10-K in Item 1A under the caption “Risk Factors,” and subsequent filings under the Securities Exchange Act of 1934, as amended, which could cause Fuel Tech’s actual growth, results of operations, financial condition, cash flows, performance and business prospects and opportunities to differ materially from those expressed in, or implied by, these statements. Fuel Tech undertakes no obligation to update such factors or to publicly announce the results of any of the forward-looking statements contained herein to reflect future events, developments, or changed circumstances or for any other reason. Investors are cautioned that all forward-looking statements involve risks and uncertainties, including those detailed in Fuel Tech’s filings with the Securities and Exchange Commission.

CONTACT:Vince ArnoneDevin Sullivan
 President and CEOManaging Director
 (630) 845-4500The Equity Group Inc.
  dsullivan@theequitygroup.com



FAQ

What did Fuel Tech (NASDAQ:FTEK) announce about the Russell Microcap Index on June 24, 2026?

Fuel Tech announced it is set to join the Russell Microcap Index when U.S. markets open on June 29, 2026. According to Fuel Tech, this follows the 2026 Russell indexes reconstitution based on market-capitalization rankings and style attributes.

When will Fuel Tech (FTEK) be added to the Russell Microcap Index?

Fuel Tech is scheduled to join the Russell Microcap Index at the U.S. market open on June 29, 2026. According to Fuel Tech, this timing aligns with the completion of the 2026 annual Russell U.S. indexes reconstitution process.

What does inclusion in the Russell Microcap Index mean for Fuel Tech (FTEK) shareholders?

Inclusion means Fuel Tech becomes part of the Russell Microcap Index and related style indexes based on objective rankings. According to Fuel Tech, this may increase visibility among institutional and retail investors who track or benchmark to Russell U.S. indexes.

How long will Fuel Tech (FTEK) remain in the Russell Microcap Index after 2026 reconstitution?

Fuel Tech’s membership in the Russell Microcap Index remains in place for half a year beginning 2026. According to Fuel Tech, index membership is determined primarily by total market capitalization and style attributes at the annual reconstitution date.

How large is the asset base benchmarked to Russell US indexes relevant to Fuel Tech (FTEK)?

About $12.2 trillion in assets were benchmarked to Russell US indexes as of end-June 2025. According to Fuel Tech, these indexes, owned by FTSE Russell, are widely used for index funds and as benchmarks for active investment strategies.

Why does Fuel Tech’s management view Russell Microcap Index inclusion as important for FTEK stock?

Fuel Tech’s CEO said index inclusion recognizes its presence in emissions control and water treatment technologies. According to Fuel Tech, management believes this step will enhance visibility as it expands into new areas of the energy infrastructure economy.