374Water Added to Russell Microcap(R) Index as It Establishes it Waste Destruction Services Hub

Rhea-AI Summary

374Water (NASDAQ:SCWO), a cleantech and environmental services company, has been added to the Russell Microcap Index, effective after the close of U.S. markets on June 26, 2026.

The company expects enhanced institutional visibility while focusing on deploying its AirSCWO technology, expanding Waste Destruction as a Service, growing recurring revenue, and addressing PFAS and other organic waste streams.

Positive

• Added to Russell Microcap Index effective June 26, 2026
• Management focus on growing recurring Waste Destruction Services revenue

Negative

• None.

News Market Reaction – SCWO

+13.68%

11 alerts

+13.68% News Effect

+13.1% Peak Tracked

-3.7% Trough Tracked

+$5M Valuation Impact

$39.57M Market Cap

0.9x Rel. Volume

On the day this news was published, SCWO gained 13.68%, reflecting a significant positive market reaction. Argus tracked a peak move of +13.1% during that session. Argus tracked a trough of -3.7% from its starting point during tracking. Our momentum scanner triggered 11 alerts that day, indicating notable trading interest and price volatility. This price movement added approximately $5M to the company's valuation, bringing the market cap to $39.57M at that time.

Data tracked by StockTitan Argus on the day of publication.

Market Context

The stock surged +13.7% in the session following this news. A strong positive reaction aligns with r...

Analysis

The stock surged +13.7% in the session following this news. A strong positive reaction aligns with recent operational progress and index inclusion, but the large active shelf for up to $100,000,000 of securities and prior insider selling could temper sustainability if capital needs drive new issuance.

Historical Context

5 past events · Latest: Jun 09 (Positive)

Pattern 5 events

Date	Event	Sentiment	24h Move	Catalyst
Jun 09	PFAS hub expansion	Positive	-0.4%	Expanded Orlando PFAS destruction and manufacturing hub with added capacity and revenue potential.
Jun 02	System acceptance test	Positive	+8.9%	Successful factory acceptance test for OC San AirSCWO system and progress on contract milestones.
May 21	Conference update	Neutral	+0.4%	Conference update highlighting growing interest in PFAS destruction and biosolids management.
May 14	Q1 2026 earnings	Positive	-1.1%	Reported higher gross margin and operational progress while investing in deployments and partnerships.
May 12	Mobile unit deployment	Positive	-2.0%	First mobile AirSCWO deployment in St. Cloud under a revenue-generating PFAS destruction contract.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Pattern Detected

SCWO’s stock has frequently failed to sustain gains after positive commercial and contract news, with several recent upbeat updates followed by flat or negative moves.

Key Terms

supercritical water oxidation, russell microcap® index, waste destruction as a service, pfas

4 terms

supercritical water oxidation technical

"deploying supercritical water oxidation technology for the permanent destruction of organic waste"

Supercritical water oxidation is a process that uses extremely hot and pressurized water to break down waste materials into harmless substances, such as carbon dioxide and water. It is considered an efficient and environmentally friendly method for treating hazardous waste streams. For investors, advancements or increased adoption of this technology can signal growth opportunities in waste management and environmental services sectors.

russell microcap® index financial

"it has been added to the Russell Microcap® Index following the annual"

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.

waste destruction as a service technical

"expand our Waste Destruction as a Service platform, and establish strategic partnerships"

Waste destruction as a service is a business model where a company handles the secure, permanent elimination of physical or digital waste on behalf of clients, often through specialized facilities, equipment, and regulated processes. Investors care because it turns a recurring, compliance-driven need into predictable revenue—like a subscription for cleanup—and can offer stable cash flow, regulatory moat, and growth tied to stricter disposal rules and rising waste volumes.

pfas technical

"build out our leading platform for PFAS destruction."

PFAS are a group of human-made chemicals used in many everyday products, such as non-stick cookware, water-repellent clothing, and food packaging, because they resist heat, water, and grease. They are often called "forever chemicals" because they do not break down easily in the environment or the human body, potentially leading to health concerns. For investors, the presence of PFAS-related risks can impact companies’ reputations, legal liabilities, and future costs.

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Expanded Visibility Among Institutional Investors Expected to Reflect Growing Value for Customers and Shareholders

MORRISVILLE, NC / ACCESS Newswire / July 1, 2026 / 374Water Inc. (NASDAQ:SCWO) ("374Water" or the "Company"), a leading cleantech and environmental services company deploying supercritical water oxidation technology for the permanent destruction of organic waste through its proprietary AirSCWO^™, today announced that it has been added to the Russell Microcap^® Index following the annual Russell U.S. Indexes reconstitution, effective after the close of U.S. markets on June 26, 2026.

"We are excited to be included in the Russell Microcap Index," said Danny Bogar, Chief Executive Officer of 374Water. "We expect that the visibility this gives our Company will amplify the value we create for our customers. We have made material progress in executing our commercial strategy and growing 374Water's presence in the market, and creating value within the investment community and to our investor base. As we continue to deploy our AirSCWO technology, expand our Waste Destruction as a Service platform, and establish strategic partnerships, we remain focused on creating long-term shareholder value by addressing one of the world's most pressing environmental challenges.

While inclusion in the Russell Microcap Index enhances our visibility among institutional investors, our focus remains unchanged: execute commercial deployments, grow recurring Waste Destruction Services revenue, and build out our leading platform for PFAS destruction."

The Russell Microcap^® Index measures the performance of the microcap segment of the U.S. equity market and is widely used by investment managers and institutional investors as a benchmark for investment strategies and index-based funds.

374Water's AirSCWO technology and established Waste Destruction Services platform provides a strong commercial base for value creation, both for a broad base of customers across sectors and a new and established investor base. The demand for permanent destruction of PFAS, biosolids, industrial waste, landfill leachate, firefighting foam, and other organic waste streams supports strong growth projections.

About 374Water

374Water Inc. (NASDAQ:SCWO) is a cleantech environmental services company providing innovative solutions addressing wastewater treatment and waste management issues within the industrial, municipal, and federal markets. 374Water's AirSCWO technology is designed to efficiently destroy and mineralize a broad spectrum of nonhazardous and hazardous organic wastes, producing safe dischargeable water streams, safe mineral effluent, safe vent gas, and recoverable heat energy. 374Water's AirSCWO technology has the potential to assist its customers to meet discharge requirements, reduce or eliminate disposal costs, remove bottlenecks, and reduce litigation and other risks. 374Water continues to be a leader in innovative waste treatment solutions, dedicated to creating a greener future and eradicating harmful pollutants. Learn more by visiting www.374water.com and follow us on LinkedIn.

Forward-Looking Statements

Certain statements in this communication are "forward-looking statements" within the meaning of the "safe harbor" provisions of the Private Securities Litigation Reform Act of 1995, as amended. Words such as "anticipate," "believe," "confidence," "could," "design," "estimate," "expect," "intend," "may," "plan," "predict," "project," "potential," or other comparable terminology are intended to identify forward-looking statements, including, without limitation, 374Water's expectations regarding Phase 2 performance, the development of follow-on mobile deployments, the potential for multiple millions of dollars in revenue from Minnesota operations, and its estimate that a single mobile AirSCWO system has the potential to generate between $500,000 and $1.5 million in annual revenue depending on deployment cadence, waste stream composition, and contract structure. 374Water has based these forward-looking statements on its current expectations, assumptions, estimates, beliefs, and projections. While 374Water believes these expectations, assumptions, estimates, and projections are reasonable, such forward-looking statements are only predictions and involve known and unknown risks and uncertainties, many of which involve factors or circumstances that are beyond 374Water's control. These forward-looking statements are subject to risks and uncertainties, including those discussed under "Risk Factors" in 374Water's Form 10-K for the year ended December 31, 2025, and in 374Water's subsequent filings and reports with the SEC. The forward-looking statements herein are made only as of the date they were first issued, and unless otherwise required by laws, 374Water disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events, or otherwise.

Investor Relations Contact

Belton Copp
Vice President
Direct: 401-419-1545
Belton.Copp@374water.com
www.374Water.com

SOURCE: 374Water Inc.

View the original press release on ACCESS Newswire

FAQ

What did 374Water (NASDAQ:SCWO) announce about the Russell Microcap Index on July 1, 2026?

374Water announced it has been added to the Russell Microcap Index, effective after U.S. market close on June 26, 2026. According to 374Water, this benchmark inclusion is expected to expand visibility among institutional investors and support its growing waste destruction services platform.

How could 374Water’s inclusion in the Russell Microcap Index impact SCWO shareholders?

Inclusion in the Russell Microcap Index may increase exposure to index funds and institutional investors. According to 374Water, the company believes the added visibility can support its efforts to create long-term shareholder value as it scales its waste destruction services and PFAS destruction platform.

What strategic priorities did 374Water highlight alongside its Russell Microcap (SCWO) index addition?

374Water emphasized executing commercial deployments, expanding its Waste Destruction as a Service platform, and growing recurring services revenue. According to 374Water, it aims to build a leading platform for permanent destruction of PFAS and other organic waste streams while creating long-term value for shareholders.

What is 374Water’s AirSCWO technology and why is it important for SCWO investors?

AirSCWO is 374Water’s supercritical water oxidation technology for permanent destruction of organic waste. According to 374Water, the technology underpins its Waste Destruction Services platform, targeting PFAS, biosolids, industrial waste, landfill leachate, and firefighting foam, which the company views as a commercial base for value creation.

How does 374Water describe market demand for its PFAS and waste destruction services?

374Water points to demand for permanent destruction of PFAS, biosolids, industrial waste, landfill leachate, firefighting foam, and other organic waste streams. According to 374Water, this demand supports its growth projections for the Waste Destruction Services platform and its broader customer and investor base.