Solidion Technology develops a new high-capacity, low-cost anode

Rhea-AI Summary

Solidion Technology (NASDAQ: STI) announced a new silicon-rich, high-capacity lithium-ion anode that uses an elastic rubber encapsulation to protect Si particles and the full electrode.

The anode contains 45%–95% silicon by weight and is claimed to extend drone and vehicle ranges by 20%–45%. Manufacturing methods are reported to be silane-free and CVD-free, using low-cost metallurgical-grade or reclaimed silicon feedstock. Solidion cites 40+ US patents supporting the rubber protection and says its pilot plant in Dayton, Ohio is ready to scale, with plans to expand production in North America.

Positive

• Range improvement of 20%–45% for commercial drones and vehicles
• Silicon content of 45%–95% by anode weight
• Silane-free, CVD-free manufacturing using low-cost feedstock
• 40+ US patents supporting the rubber encapsulation approach
• Pilot facility ready to scale in Dayton, Ohio

Negative

• None.

Key Figures

Silicon content 45%–95% by weight Si-rich anode materials composition

Range extension 20%–45% Target driving/flying range increase for batteries using new anode

U.S. patents (rubber tech) 40+ Patents supporting rubber-protected silicon anode technology

Total patent portfolio 525+ patents Company-wide IP including silicon anodes and advanced lithium chemistries

Current share price $7.48 Pre-news price vs 52-week range of $2.94–$55

52-week high discount 86.4% below high Distance from 52-week high of $55 before this announcement

200-day MA $6.40 Pre-news 200-day moving average, with price trading above

Market cap $55,845,967 Equity value prior to publication

Market Reality Check

$6.61 Last Close

Volume Volume 22,965 is about 0.3x the 20-day average of 75,801, indicating muted trading interest pre-announcement. low

Technical Shares at $7.48 were trading above the 200-day MA of $6.40 before this news, despite a steep 86.4% discount to the 52-week high of $55.

Peers on Argus

While STI was down 2.86%, several peers in Electrical Equipment & Parts showed steeper declines, including CCTG at -11.92%, XPON at -9.48%, DFLI at -6.69%, EPOW at -6.05%, and GWH at -5.86%, pointing to broader sector pressure rather than a company-specific move captured by momentum scanners.

Historical Context

Date	Event	Sentiment	Move	Catalyst
Nov 21	DOE grant award	Positive	+11.6%	Awarded ARPA-E grant to advance biomass-based high-performance graphite manufacturing.
Nov 10	Drone cell prototype	Positive	-1.4%	Unveiled 9.5Ah pouch cell for drones with notably high discharge stability.
Oct 31	Nasdaq compliance	Positive	+18.4%	Regained compliance with Nasdaq market value listing requirements, closing deficiency process.
Oct 30	Non-dilutive financing	Positive	-5.5%	Secured $1,000,000 non-dilutive bridge financing from an existing major shareholder.
Oct 14	Capital strategy update	Positive	+29.5%	Committed to avoid substantially dilutive structures and focus on strategic capital partners.

Pattern Detected

Positive corporate or strategic news has often led to strong upside moves, but some constructive financing and product updates have seen negative or muted next-day reactions.

Recent Company History

Over the last three months, Solidion reported multiple milestones and capital updates. On Oct 14, it pledged to avoid substantially dilutive financings, followed by a $1,000,000 non-dilutive bridge facility on Oct 30. The company then regained Nasdaq compliance on Oct 31. In November, STI highlighted a high‑performance drone pouch cell and later secured a DOE ARPA‑E grant for biomass‑based graphite research. Today’s silicon‑rich anode announcement continues this pattern of technology‑focused progress alongside balance‑sheet and listing-stability actions.

Market Pulse Summary

This announcement details a silicon-rich anode using flexible rubber-encapsulated silicon particles, targeting 20%–45% range extensions while relying on low-cost feedstocks and silane-free, CVD-free processes. It builds on a portfolio of over 525 patents and recent updates on drones and DOE-backed graphite research. Given past filings citing operating losses and going-concern risks, observers may watch how this technology translates into commercial orders, capacity scale-up in Dayton, and additional funding or partnerships.

Key Terms

anode technical

"developed a new breed of silicon-rich high-capacity anode for lithium-ion batteries"

An anode is the electrode in a battery, electrochemical cell, or certain medical devices where chemical reactions release electrons that flow out into a circuit; think of it as the exit door for electrical charge. For investors, anode materials and design matter because they strongly influence a product’s efficiency, lifespan, safety and manufacturing cost—key factors that affect a company’s competitive position and future revenue in industries like energy storage and electronics.

lithium-ion batteries technical

"high-capacity anode for lithium-ion batteries"

Rechargeable lithium-ion batteries are lightweight, high-energy storage cells that use lithium ions moving between electrodes to store and release electricity, like a refillable fuel tank for electronic devices and electric vehicles. Investors care because they power a wide range of products from phones to cars and grid systems, so improvements, costs, supply chain constraints, or safety issues can directly affect manufacturers’ profits, product demand, and capital expenditure plans.

AI-generated analysis. Not financial advice.

Recently discovered anode is composed of low-cost silicon particles protected by a flexible rubber to significantly extend the range of commercial drones

DALLAS, Dec. 15, 2025 /PRNewswire/ -- Solidion Technology, Inc. (Nasdaq: STI), an advanced battery technology solutions provider, today announced that it has developed a new breed of silicon-rich high-capacity anode for lithium-ion batteries.  

Solidion has pioneered multiple approaches to the design and production of low-cost, high-performance Si-rich anode materials, containing 45%-95% by weight of Si to extend the driving/flying ranges by 20-45%. This truly game-changing technology is based on the implementation of an elastic or flexible rubber to encapsulate Si particles and protect the entire anode electrode. These anode materials can be manufactured with innovative processes that are silane-free and CVD-free and make use of low-cost metallurgical-grade or reclaimed Si as a feedstock material.

Solidion's rubber protection technology, supported by 40+ US patents and numerous international patents, overcomes various technical and economical hurdles that have thus far impeded widespread acceptance of Si anode-based high-energy batteries. Solidion is ready to scale up the existing anode material manufacturing facility based in Dayton, Ohio and looking to expand the production in other regions of North America.

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.

 

View original content to download multimedia:https://www.prnewswire.com/news-releases/solidion-technology-develops-a-new-high-capacity-low-cost-anode-302641879.html

SOURCE Solidion Technology, Inc.

FAQ

What is Solidion's new anode and how much silicon does it contain (STI)?

Solidion's anode uses a rubber-encapsulated design with 45%–95% silicon by weight.

How much can Solidion's STI anode increase drone or vehicle range?

The company reports range increases of 20%–45% depending on application.

Does Solidion plan commercial production of the STI anode and where?

Yes; Solidion says its Dayton, Ohio pilot plant is ready to scale and it plans North America expansion.

What manufacturing advantages does the STI anode offer?

The anode can be made with silane-free and CVD-free processes using low-cost metallurgical or reclaimed silicon.

What intellectual property supports Solidion's STI technology?

The company cites 40+ US patents and a broader portfolio of over 525 patents.

Which markets does Solidion target with the new STI anode?

Solidion targets energy storage, AI data center UPS systems, electric vehicles, and aerospace drone applications.