Solidion Technology Awarded A Second Grant From The U.S. Department of Energy For Nuclear Reactors

Rhea-AI Summary

Solidion Technology (Nasdaq: STI) announced on Dec 29, 2025 that the U.S. Department of Energy awarded a second grant to scale up synthesis of a carbon-nanosphere material to be used as an anti-corrosive additive in molten-salts-based heat transfer fluids for advanced molten salt nuclear reactors.

The work will be conducted jointly with Oak Ridge National Laboratory and aims to create an engineered colloidal suspension of hollow carbon nanoparticles in conventional molten salts to enhance heat transfer and reduce corrosion, supporting commercialization of small modular and advanced molten salt reactors.

Positive

• DOE grant awarded on Dec 29, 2025 to scale up carbon-nanosphere synthesis
• Joint research collaboration with Oak Ridge National Laboratory
• Technology diversification into nanofluids-based heat-transfer additives for nuclear reactors

Negative

• Grant amount not disclosed, limiting direct financial impact visibility

News Market Reaction

+22.11% 6.0x vol

12 alerts

+22.11% News Effect

+24.1% Peak in 25 hr 37 min

+$11M Valuation Impact

$63M Market Cap

6.0x Rel. Volume

On the day this news was published, STI gained 22.11%, reflecting a significant positive market reaction. Argus tracked a peak move of +24.1% during that session. Our momentum scanner triggered 12 alerts that day, indicating notable trading interest and price volatility. This price movement added approximately $11M to the company's valuation, bringing the market cap to $63M at that time. Trading volume was exceptionally heavy at 6.0x the daily average, suggesting very strong buying interest.

Data tracked by StockTitan Argus on the day of publication.

Key Figures

Shares registered: 7,076,660 shares Shares outstanding: 7,465,283 shares Net income: $2,988,626 +5 more

8 metrics

Shares registered 7,076,660 shares Common stock registered for resale in 424B3

Shares outstanding 7,465,283 shares Outstanding as of November 19, 2025 per 424B3

Net income $2,988,626 Nine months ended September 30, 2025 (driven by non-cash gain)

Operating loss $6,662,693 Nine months ended September 30, 2025 core operations

Cash balance $160,506 Cash as of September 30, 2025 in 10-Q

Total liabilities $22,492,172 Liabilities as of September 30, 2025

Stockholders’ deficit $17,407,000 Deficit as of September 30, 2025

Non-dilutive bridge $1,000,000 Bridge financing from existing shareholder on Oct 30, 2025

Market Reality Check

Price: $4.77 Vol: Volume 32,348 is about 0....

normal vol

$4.77 Last Close

Volume Volume 32,348 is about 0.7x the 20-day average of 46,110, indicating subdued trading ahead of the grant news. normal

Technical Price at $6.31 sat just above the 200-day MA of $6.28, indicating a flat longer-term trend despite recent weakness.

Peers on Argus

STI was down 7.34% while peers showed mixed moves: DFLI up 5%, GWH, XPON, EPOW a...

STI was down 7.34% while peers showed mixed moves: DFLI up 5%, GWH, XPON, EPOW and CCTG down between 4.12% and 21.98%, pointing to stock-specific dynamics rather than a unified sector move.

Historical Context

5 past events · Latest: Dec 15 (Positive)

Pattern 5 events

Date	Event	Sentiment	Move	Catalyst
Dec 15	Battery anode update	Positive	-11.6%	Announced silicon-rich high-capacity lithium-ion anode with rubber encapsulation.
Nov 21	DOE grant award	Positive	+11.6%	Received DOE ARPA-E grant for biomass-derived high-performance graphite work.
Nov 10	Drone cell prototype	Positive	-1.4%	Unveiled 9.5Ah high-power pouch cell for industrial and military drones.
Oct 31	Nasdaq compliance	Positive	+18.4%	Regained compliance with Nasdaq market value listing requirements.
Oct 30	Bridge financing	Positive	-5.5%	Closed $1,000,000 non-dilutive bridge financing from existing shareholder.

Pattern Detected

Recent news shows mixed reactions: some positive catalysts (DOE grant, Nasdaq compliance) aligned with gains, while other seemingly positive developments (new anode, bridge financing, drone cell) coincided with share price declines.

Recent Company History

Over the last few months, STI reported several technology and financing milestones. On Oct 30, it secured $1,000,000 in non-dilutive bridge financing, yet shares fell 5.49%. Regaining Nasdaq compliance on Oct 31 was followed by an 18.45% gain. A high-performance drone pouch cell update on Nov 10 saw a modest 1.43% decline, while a DOE grant on Nov 21 aligned with an 11.57% rise. The Dec 15 high-capacity anode news preceded an 11.63% drop. Today’s second DOE grant fits the pattern of strategic tech progress but inconsistent price reactions.

Market Pulse Summary

The stock surged +22.1% in the session following this news. A strong positive reaction aligns with S...

Analysis

The stock surged +22.1% in the session following this news. A strong positive reaction aligns with STI’s pattern of occasionally rallying on government or listing-related milestones, such as the prior DOE grant and Nasdaq compliance moves of 11.57% and 18.45%. However, the company’s filings highlight limited cash of $160,506, an operating loss of $6.66M, and a stockholders’ deficit of $17.41M, which have previously weighed on sentiment. Past instances where positive technology updates preceded declines suggest that enthusiasm around grants could prove fragile without clearer progress on commercialization and balance sheet strength.

Key Terms

molten-salts-based heat transfer fluids, advanced molten salt nuclear reactors, nanofluids-based energy material, colloidal suspension, +3 more

7 terms

molten-salts-based heat transfer fluids technical

"anti-corrosive additive in molten-salts-based heat transfer fluids for advanced molten salt nucl"

Molten-salts-based heat transfer fluids are liquids made by melting certain salts so they can carry and store heat at high temperatures, similar to how radiator water moves warmth through a car but able to work much hotter. They matter to investors because they can boost efficiency and reduce fuel use in power plants, solar farms and heavy industry, affecting operating costs, project returns and technical risks like corrosion, freezing and equipment life.

advanced molten salt nuclear reactors medical

"additive in molten-salts-based heat transfer fluids for advanced molten salt nuclear reactors."

Advanced molten salt nuclear reactors are a next-generation type of nuclear plant that uses hot, salty liquid to carry heat from the nuclear reaction instead of solid metal pipes and water. Think of it like a pot of hot liquid that moves heat more safely and efficiently, which can reduce waste, improve safety, and enable continuous power generation. For investors, they matter because they promise long-term, low-carbon baseload electricity but also come with high development costs, regulatory hurdles, and multi-year payback timelines.

nanofluids-based energy material technical

"Technology will develop a nanofluids-based energy material, engineered colloidal suspension of hol"

A nanofluids-based energy material is a substance that mixes tiny engineered particles (nanoparticles) into a liquid to improve how it stores, transfers or generates energy—like adding spices to oil to change its flavor. Investors care because these materials can make batteries, solar collectors, and cooling systems smaller, faster or more efficient, which can lower costs, extend product life and create competitive advantages in energy technologies.

colloidal suspension technical

"nanofluids-based energy material, engineered colloidal suspension of hollow carbon nanoparticles i"

A colloidal suspension is a mixture where tiny solid or liquid particles are evenly dispersed throughout another liquid but do not dissolve, like milk or fog. For investors, it matters because the size and stability of those particles affect how a product behaves—impacting drug delivery, shelf life, manufacturing consistency and regulatory review—so changes in formulation or production can materially influence a company’s costs, approvals and marketability.

small modular nuclear reactors technical

"critical for reducing costs, increasing safety, and accelerating the commercialization of small mo"

Small modular nuclear reactors are compact, factory-built versions of full-size nuclear power plants designed to be shipped to a site and assembled in modules, like adding blocks to increase capacity gradually. They matter to investors because they can reduce initial construction time and cost and provide long-term, predictable electricity revenues, while also exposing projects to regulatory, construction and waste-management risks that affect returns.

electrochemical graphitization in molten salts technical

"R&D 100 Award in partnership with Oak Ridge National Laboratory (ORNL), for innovation in Electroch"

A production method that converts various carbon materials into high-quality graphite by running an electric current through them while they sit in a heated, liquid salt bath. Think of it like reshaping and purifying carbon with an electrical 'oven' that encourages the atoms to line up into the orderly layers that make graphite. Investors care because this technique can lower costs, improve battery-grade graphite supply, and affect the economics and scalability of electric vehicle and energy-storage supply chains.

electrochemical manufacturing technical

"a grant to advance research and development of Electrochemical Manufacturing of High-Performance G"

Electrochemical manufacturing uses electricity to drive chemical reactions that create or transform materials—think of using a controlled electric current like a tool that assembles molecules rather than heat or mixing. It matters to investors because it can change production costs, scale and environmental footprint for products such as batteries, green chemicals and metal coatings; improvements can boost profits, reduce supply-chain risks and meet tightening sustainability rules.

AI-generated analysis. Not financial advice.

Grant Proceeds Will Accelerate Research Into Anti-Corrosive Additives in Molten-Salts-Based Heat Transfer Fluids For Nuclear Reactors.

DALLAS, Dec. 29, 2025 /PRNewswire/ -- Solidion Technology Inc. ("Solidion" or the "Company") (Nasdaq: STI), an advanced battery technology solutions provider, was notified by the U.S. Department of Energy (DOE) that it has been awarded a grant to scale up the synthesis of a carbon-nanosphere material that will be used as an anti-corrosive additive in molten-salts-based heat transfer fluids for advanced molten salt nuclear reactors.

The Company previously announced that it had received the prestigious 2025 R&D 100 Award in partnership with Oak Ridge National Laboratory (ORNL), for innovation in Electrochemical Graphitization in Molten Salts (E-GRIMS) as well as a grant to advance research and development of Electrochemical Manufacturing of High-Performance Graphite Based on Biomass-Derived Carbon funded by ARPA-E, the Advanced Research Projects Agency, from their highly competitive OPEN program.

KEY HIGHLIGHTS OF SECOND DEPARTMENT OF ENERGY GRANT

• Collaboration: Research to be conducted jointly with Oak Ridge National Laboratory
• Diversification: Technology will develop a nanofluids-based energy material, engineered colloidal suspension of hollow carbon nanoparticles in conventional molten salts, to enhance heat transfer and reduce corrosion in nuclear reactors, which is critical for reducing costs, increasing safety, and accelerating the commercialization of small modular nuclear reactors such as advanced molten salt reactors.

Jaymes Winters, Chief Executive Officer of Solidion Technology, stated:

"Consecutive awards from the Department of Energy is proof positive that Solidion is not only innovative in energy storage, but energy processes, liquids and materials as well."

About Solidion Technology, Inc.

Headquartered in Dallas, Texas with pilot production facilities in Dayton, Ohio, Solidion's (NASDAQ: STI) core business includes manufacturing of  battery materials and components, as well as development and production of next-generation batteries for energy storage systems, including UPS systems serving the artificial intelligence (AI) data center market and electric vehicles for ground, aerospace, and sea transportation. Solidion holds a portfolio of over 525 patents, covering innovations such as high-capacity, silane gas free and graphene-enabled silicon anodes, biomass-based graphite, advanced lithium-sulfur and lithium-metal technologies.

For more information, please visit www.solidiontech.com or contact Investor Relations.

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Solidion Technology Inc., (NASDAQ: STI) (the "Company," "Solidion," "we," "our" or "us") desires to take advantage of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995 and is including this cautionary statement in connection with this safe harbor legislation. The words "forecasts" "believe," "may," "estimate," "continue," "anticipate," "intend," "should," "plan," "could," "target," "potential," "is likely," "expect" and similar expressions, as they relate to us, are intended to identify forward-looking statements. We undertake no obligation to publicly update any forward-looking statements, whether as a result of new information, future developments or otherwise, except as may be required by law.

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SOURCE Solidion Technology, Inc.

FAQ

What did Solidion (STI) announce on December 29, 2025 regarding DOE funding?

Solidion announced a second DOE grant to scale up synthesis of carbon-nanosphere anti-corrosive additives for molten-salts heat transfer fluids.

How will Solidion's DOE-funded research with ORNL affect STI's technology focus?

The research expands STI into nanofluids-based energy materials for molten-salt reactors to improve heat transfer and reduce corrosion.

Who is Solidion collaborating with on the DOE grant-funded project?

Solidion will conduct the research jointly with Oak Ridge National Laboratory.

What problem is the carbon-nanosphere additive designed to address for molten salt reactors?

The additive is engineered to enhance heat transfer and reduce corrosion in molten-salts-based heat transfer fluids.

Does the announcement specify the dollar value of the DOE grant to Solidion (STI)?

No, the announcement does not disclose the dollar amount of the DOE grant.

Could Solidion's DOE grant accelerate commercialization of small modular reactors?

The company said the research aims to reduce costs and increase safety, which could help accelerate commercialization of small modular and advanced molten salt reactors.