
Hyliion Holdings Corp. (NYSE:HYLN), a developer of modular power plant technology, today announced that Hyliion will showcase the KARNO technology and participate in the 2026 Pennsylvania Defense and Innovation Summit

<p xmlns="http://www.w3.org/1999/xhtml">
<a xmlns="http://www.w3.org/1999/xhtml" rel="nofollow" href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=https%3A%2F%2Fwww.hyliion.com%2F&amp;esheet=54568292&amp;newsitemid=20260710242806&amp;lan=en-US&amp;anchor=Hyliion+Holdings+Corp.&amp;index=1&amp;md5=66cef29e28b7fb39e6dbf3fd5ce7172c" shape="rect">Hyliion Holdings Corp.</a> (NYSE:<a class="ticker" href="https://www.benzinga.com/quote/HYLN">HYLN</a>), a developer of modular power plant technology, today announced that Hyliion will showcase the KARNO technology and participate in the 2026 Pennsylvania Defense and Innovation Summit at the U.S. Army War College on July 14 and 15. Thomas Healy, Founder and Chief Executive Officer of Hyliion will join this invitation-only gathering hosted by Senator Dave McCormick (R-PA).

</p><p xmlns="http://www.w3.org/1999/xhtml">
Remarks at the summit are expected from President Donald Trump. The summit will bring together senior military leaders, administration officials, policymakers, and industry executives to discuss national security, defense modernization, energy resilience, and advanced manufacturing.

</p><p xmlns="http://www.w3.org/1999/xhtml">
Hyliion’s participation reflects the company’s expanding engagement with the U.S. defense community. The company will exhibit at the summit, showcasing the KARNO&#x2122; linear generator technology and engaging with military leaders, government officials, and industry partners throughout the event.

</p><p xmlns="http://www.w3.org/1999/xhtml">
"The ability to generate reliable power wherever it’s needed is becoming increasingly important to military readiness," said Thomas Healy, Founder and Chief Executive Officer of Hyliion. "We’re honored to participate in this summit and to showcase how next-generation power technologies can help strengthen America’s energy resilience and support national security."

</p><p xmlns="http://www.w3.org/1999/xhtml">
The KARNO Power Module is designed to deliver high electrical efficiency, fuel flexibility, and low-maintenance operation across a wide range of use cases, making it well suited for defense, critical infrastructure, and other mission-critical applications.

</p><p xmlns="http://www.w3.org/1999/xhtml">
<b xmlns="http://www.w3.org/1999/xhtml">About Hyliion</b>

</p><p xmlns="http://www.w3.org/1999/xhtml">
Hyliion is committed to creating innovative solutions that enable clean, flexible and affordable electricity production. The Company’s primary focus is to provide modular power plant technology that can operate on various fuel sources to future-proof against an ever-changing energy economy. Headquartered in Austin, Texas, and with research and development in Cincinnati, Ohio, Hyliion is initially targeting the commercial and waste management industries with a locally deployable KARNO Power Module that can offer prime power as well as energy arbitrage opportunities. Beyond stationary power, Hyliion will address mobile applications such as vehicles and marine vessels. The Company aims to offer innovative, yet practical solutions that contribute positively to the environment in the energy economy. For further information, please visit <a xmlns="http://www.w3.org/1999/xhtml" rel="nofollow" href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=http%3A%2F%2Fwww.hyliion.com&amp;esheet=54568292&amp;newsitemid=20260710242806&amp;lan=en-US&amp;anchor=www.hyliion.com&amp;index=2&amp;md5=e880e31f122fa0814b7fe1a49a4584af" shape="rect">www.hyliion.com</a>.

</p><p xmlns="http://www.w3.org/1999/xhtml">
<b xmlns="http://www.w3.org/1999/xhtml">Forward-Looking Statements</b>

</p><p xmlns="http://www.w3.org/1999/xhtml">
The information in this press release includes &#34;forward-looking statements&#34; within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. All statements, other than statements of present or historical fact included in this press release, regarding Hyliion and its future financial and operational performance, as well as its strategy, future operations, estimated financial position, estimated revenues, and losses, projected costs, prospects, plans and objectives of management are forward looking statements. When used in this press release, including any oral statements made in connection therewith, the words &#34;could,&#34; &#34;should,&#34; &#34;will,&#34; &#34;may,&#34; &#34;believe,&#34; &#34;anticipate,&#34; &#34;intend,&#34; &#34;estimate,&#34; &#34;expect,&#34; &#34;project,&#34; the negative of such terms and other similar expressions are intended to identify forward-looking statements, although not all forward-looking statements contain such identifying words. These forward-looking statements are based on management&#39;s current expectations and assumptions about future events and are based on currently available information as to the outcome and timing of future events.

</p><p xmlns="http://www.w3.org/1999/xhtml">
Except as otherwise required by applicable law, Hyliion expressly disclaims any duty to update any forward-looking statements, all of which are expressly qualified by the statements herein, to reflect events or circumstances after the date of this press release. Hyliion cautions you that these forward-looking statements are subject to numerous risks and uncertainties, most of which are difficult to predict and many of which are beyond the control of Hyliion. These risks include, but are not limited to, our status as an early stage Company with a history of losses; our expectation of incurring significant expenses and continuing losses for the foreseeable future; our ability to develop key commercial relationships with suppliers and customers; our ability to retain the services of Thomas Healy, our Chief Executive Officer; the expected performance of the KARNO generator and system; the execution of the strategic shift from our powertrain business to our KARNO business, and the other risks and uncertainties described under the heading &#34;Risk Factors&#34; in our SEC filings including in our Annual Report (See item 1A. Risk Factors) on Form 10-K filed with the Securities and Exchange Commission (the &#34;SEC&#34;) on February 25, 2026 for the year ended December 31, 2025 and our subsequently filed Form 10-Qs. Given these risks and uncertainties, readers are cautioned not to place undue reliance on such forward-looking statements. Should one or more of the risks or uncertainties described in this press release occur, or should underlying assumptions prove incorrect, actual results and plans could differ materially from those expressed in any forward-looking statements. Additional information concerning these and other factors that may impact Hyliion’s operations and projections can be found in its filings with the SEC. Hyliion’s SEC Filings are available publicly on the SEC’s website at <a xmlns="http://www.w3.org/1999/xhtml" rel="nofollow" href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=http%3A%2F%2Fwww.sec.gov&amp;esheet=54568292&amp;newsitemid=20260710242806&amp;lan=en-US&amp;anchor=www.sec.gov&amp;index=3&amp;md5=ecef321745d174d20d8f2301d8a9e68b" shape="rect">www.sec.gov</a>, and readers are urged to carefully review and consider the various disclosures made in such filings.

</p><p xmlns="http://www.w3.org/1999/xhtml"><img xmlns="http://www.w3.org/1999/xhtml" alt="" src="https://cts.businesswire.com/ct/CT?id=bwnews&amp;sty=20260710242806r1&amp;sid=benz2&amp;distro=nx&amp;lang=en" style="width:0;height:0"></img><span xmlns="http://www.w3.org/1999/xhtml" class="bwct31415"></span></p><p xmlns="http://www.w3.org/1999/xhtml" id="mmgallerylink"><span xmlns="http://www.w3.org/1999/xhtml" id="mmgallerylink-phrase">View source version on businesswire.com: </span><span xmlns="http://www.w3.org/1999/xhtml" id="mmgallerylink-link"><a xmlns="http://www.w3.org/1999/xhtml" href="https://www.businesswire.com/news/home/20260710242806/en/" rel="nofollow">https://www.businesswire.com/news/home/20260710242806/en/</a></span></p><p xmlns="http://www.w3.org/1999/xhtml">
Hyliion Holdings Corp.
<br xmlns="http://www.w3.org/1999/xhtml"></br><a xmlns="http://www.w3.org/1999/xhtml" rel="nofollow" href="mailto:press@hyliion.com" shape="rect">press@hyliion.com</a>

</p><p xmlns="http://www.w3.org/1999/xhtml">
Investor Relations
<br xmlns="http://www.w3.org/1999/xhtml"></br><a xmlns="http://www.w3.org/1999/xhtml" rel="nofollow" href="mailto:ir@hyliion.com" shape="rect">ir@hyliion.com</a>

</p>

HYLN

Hyliion to Showcase KARNO Technology at 2026 Pennsylvania Defense and Innovation Summit

Hyliion to showcase KARNO at defense summit, signaling potential opportunities

<section class="insight" data-version="1">
  <section data-block="information">
    <h3>Information</h3>
    <p>Hyliion Holdings Corp. (NYSE:HYLN), a developer of modular power plant technology, today announced that Hyliion will showcase the KARNO technology and participate in the 2026 Pennsylvania Defense and Innovation Summit</p>
  </section>

  <section data-block="ai-summary-paragraph">
    <h3>AI Summary</h3>
    <p>Hyliion will showcase the KARNO Power Module at the 2026 Pennsylvania Defense and Innovation Summit, with Thomas Healy attending. The event brings senior military leaders and policymakers together to discuss national security and energy resilience, potentially signaling deeper defense engagement and potential future contracts for Hyliion&#039;s modular power technology.</p>
  </section>

  <section data-block="ai-summary-bullets">
    <h3>Key Points</h3>
    <ul><li>Hyliion to showcase KARNO at defence summit; Healy attending.</li><li>Event gathers military leaders and policymakers to discuss energy resilience.</li><li>KARNO Power Module targets defense, critical infrastructure with high efficiency.</li><li>Hyliion expands defence engagement; no binding deals announced yet.</li><li>Summit attendance signals potential defense budget relevance for KARNO.</li></ul>
  </section>

  <section data-block="companies-mentioned">
    <h3>Companies Mentioned</h3>
    <ul><li><strong>Hyliion Holdings Corp. (HYLN)</strong>: Direct participant; event signals potential defense-related engagement and long-term optionality for KARNO.</li></ul>
  </section>

  <section data-block="category">
    <h3>Industry News</h3>
    <p>Category: Industry News. The piece centers on Hyliion’s participation in a defense-focused event, highlighting strategic positioning rather than earnings or M&amp;A activity.</p>
  </section>

  <section data-block="market-moving">
    <h3>Market-Moving</h3>
    <ul><li>Defense-summit exposure may lift sentiment on KARNO&#039;s defense applicability.</li><li>No contracts announced yet; outcomes hinge on future defense opportunities.</li><li>KARNO’s efficiency and fuel flexibility could appeal to critical infrastructure budgets.</li><li>Political dynamics around defense funding could influence sentiment.</li></ul>
  </section>

  <section data-block="key-facts">
    <h3>Key Facts</h3>
    <ul><li>Event dates: July 14-15, 2026.</li><li>Location: U.S. Army War College, Pennsylvania.</li><li>Speaker: Thomas Healy, Hyliion founder and CEO.</li><li>Product: KARNO Power Module (linear generator).</li><li>Forward-looking statements and risk disclosures reference Form 10-K 2025.</li></ul>
  </section>

  <section data-block="trading-thesis">
    <h3>Trading Thesis</h3>
    <p>If defense-related partnerships emerge within 12–18 months, HYLN could trend higher; otherwise, limited near-term upside.</p>
  </section>
</section>


<p xmlns="http://www.w3.org/1999/xhtml">
<a xmlns="http://www.w3.org/1999/xhtml" rel="nofollow" href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=https%3A%2F%2Fwww.hyliion.com%2F&amp;esheet=54568292&amp;newsitemid=20260710242806&amp;lan=en-US&amp;anchor=Hyliion+Holdings+Corp.&amp;index=1&amp;md5=66cef29e28b7fb39e6dbf3fd5ce7172c" shape="rect">Hyliion Holdings Corp.</a> (NYSE:<a class="ticker" href="https://www.benzinga.com/quote/HYLN">HYLN</a>), a developer of modular power plant technology, today announced that Hyliion will showcase the KARNO technology and participate in the 2026 Pennsylvania Defense and Innovation Summit at the U.S. Army War College on July 14 and 15. Thomas Healy, Founder and Chief Executive Officer of Hyliion will join this invitation-only gathering hosted by Senator Dave McCormick (R-PA).

</p><p xmlns="http://www.w3.org/1999/xhtml">
Remarks at the summit are expected from President Donald Trump. The summit will bring together senior military leaders, administration officials, policymakers, and industry executives to discuss national security, defense modernization, energy resilience, and advanced manufacturing.

</p><p xmlns="http://www.w3.org/1999/xhtml">
Hyliion’s participation reflects the company’s expanding engagement with the U.S. defense community. The company will exhibit at the summit, showcasing the KARNO&#x2122; linear generator technology and engaging with military leaders, government officials, and industry partners throughout the event.

</p><p xmlns="http://www.w3.org/1999/xhtml">
"The ability to generate reliable power wherever it’s needed is becoming increasingly important to military readiness," said Thomas Healy, Founder and Chief Executive Officer of Hyliion. "We’re honored to participate in this summit and to showcase how next-generation power technologies can help strengthen America’s energy resilience and support national security."

</p><p xmlns="http://www.w3.org/1999/xhtml">
The KARNO Power Module is designed to deliver high electrical efficiency, fuel flexibility, and low-maintenance operation across a wide range of use cases, making it well suited for defense, critical infrastructure, and other mission-critical applications.

</p><p xmlns="http://www.w3.org/1999/xhtml">
<b xmlns="http://www.w3.org/1999/xhtml">About Hyliion</b>

</p><p xmlns="http://www.w3.org/1999/xhtml">
Hyliion is committed to creating innovative solutions that enable clean, flexible and affordable electricity production. The Company’s primary focus is to provide modular power plant technology that can operate on various fuel sources to future-proof against an ever-changing energy economy. Headquartered in Austin, Texas, and with research and development in Cincinnati, Ohio, Hyliion is initially targeting the commercial and waste management industries with a locally deployable KARNO Power Module that can offer prime power as well as energy arbitrage opportunities. Beyond stationary power, Hyliion will address mobile applications such as vehicles and marine vessels. The Company aims to offer innovative, yet practical solutions that contribute positively to the environment in the energy economy. For further information, please visit <a xmlns="http://www.w3.org/1999/xhtml" rel="nofollow" href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=http%3A%2F%2Fwww.hyliion.com&amp;esheet=54568292&amp;newsitemid=20260710242806&amp;lan=en-US&amp;anchor=www.hyliion.com&amp;index=2&amp;md5=e880e31f122fa0814b7fe1a49a4584af" shape="rect">www.hyliion.com</a>.

</p><p xmlns="http://www.w3.org/1999/xhtml">
<b xmlns="http://www.w3.org/1999/xhtml">Forward-Looking Statements</b>

</p><p xmlns="http://www.w3.org/1999/xhtml">
The information in this press release includes &#34;forward-looking statements&#34; within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. All statements, other than statements of present or historical fact included in this press release, regarding Hyliion and its future financial and operational performance, as well as its strategy, future operations, estimated financial position, estimated revenues, and losses, projected costs, prospects, plans and objectives of management are forward looking statements. When used in this press release, including any oral statements made in connection therewith, the words &#34;could,&#34; &#34;should,&#34; &#34;will,&#34; &#34;may,&#34; &#34;believe,&#34; &#34;anticipate,&#34; &#34;intend,&#34; &#34;estimate,&#34; &#34;expect,&#34; &#34;project,&#34; the negative of such terms and other similar expressions are intended to identify forward-looking statements, although not all forward-looking statements contain such identifying words. These forward-looking statements are based on management&#39;s current expectations and assumptions about future events and are based on currently available information as to the outcome and timing of future events.

</p><p xmlns="http://www.w3.org/1999/xhtml">
Except as otherwise required by applicable law, Hyliion expressly disclaims any duty to update any forward-looking statements, all of which are expressly qualified by the statements herein, to reflect events or circumstances after the date of this press release. Hyliion cautions you that these forward-looking statements are subject to numerous risks and uncertainties, most of which are difficult to predict and many of which are beyond the control of Hyliion. These risks include, but are not limited to, our status as an early stage Company with a history of losses; our expectation of incurring significant expenses and continuing losses for the foreseeable future; our ability to develop key commercial relationships with suppliers and customers; our ability to retain the services of Thomas Healy, our Chief Executive Officer; the expected performance of the KARNO generator and system; the execution of the strategic shift from our powertrain business to our KARNO business, and the other risks and uncertainties described under the heading &#34;Risk Factors&#34; in our SEC filings including in our Annual Report (See item 1A. Risk Factors) on Form 10-K filed with the Securities and Exchange Commission (the &#34;SEC&#34;) on February 25, 2026 for the year ended December 31, 2025 and our subsequently filed Form 10-Qs. Given these risks and uncertainties, readers are cautioned not to place undue reliance on such forward-looking statements. Should one or more of the risks or uncertainties described in this press release occur, or should underlying assumptions prove incorrect, actual results and plans could differ materially from those expressed in any forward-looking statements. Additional information concerning these and other factors that may impact Hyliion’s operations and projections can be found in its filings with the SEC. Hyliion’s SEC Filings are available publicly on the SEC’s website at <a xmlns="http://www.w3.org/1999/xhtml" rel="nofollow" href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=http%3A%2F%2Fwww.sec.gov&amp;esheet=54568292&amp;newsitemid=20260710242806&amp;lan=en-US&amp;anchor=www.sec.gov&amp;index=3&amp;md5=ecef321745d174d20d8f2301d8a9e68b" shape="rect">www.sec.gov</a>, and readers are urged to carefully review and consider the various disclosures made in such filings.

</p><p xmlns="http://www.w3.org/1999/xhtml"><img xmlns="http://www.w3.org/1999/xhtml" alt="" src="https://cts.businesswire.com/ct/CT?id=bwnews&amp;sty=20260710242806r1&amp;sid=benz2&amp;distro=nx&amp;lang=en" style="width:0;height:0"></img><span xmlns="http://www.w3.org/1999/xhtml" class="bwct31415"></span></p><p xmlns="http://www.w3.org/1999/xhtml" id="mmgallerylink"><span xmlns="http://www.w3.org/1999/xhtml" id="mmgallerylink-phrase">View source version on businesswire.com: </span><span xmlns="http://www.w3.org/1999/xhtml" id="mmgallerylink-link"><a xmlns="http://www.w3.org/1999/xhtml" href="https://www.businesswire.com/news/home/20260710242806/en/" rel="nofollow">https://www.businesswire.com/news/home/20260710242806/en/</a></span></p><p xmlns="http://www.w3.org/1999/xhtml">
Hyliion Holdings Corp.
<br xmlns="http://www.w3.org/1999/xhtml"></br><a xmlns="http://www.w3.org/1999/xhtml" rel="nofollow" href="mailto:press@hyliion.com" shape="rect">press@hyliion.com</a>

</p><p xmlns="http://www.w3.org/1999/xhtml">
Investor Relations
<br xmlns="http://www.w3.org/1999/xhtml"></br><a xmlns="http://www.w3.org/1999/xhtml" rel="nofollow" href="mailto:ir@hyliion.com" shape="rect">ir@hyliion.com</a>

</p>

Hyliion will showcase the KARNO Power Module at the 2026 Pennsylvania Defense and Innovation Summit, with Thomas Healy attending. The event brings senior military leaders and policymakers together to discuss national security and energy resilience, potentially signaling deeper defense engagement and potential future contracts for Hyliion's modular power technology.

Hyliion to Showcase KARNO Technology at 2026 Pennsylvania Defense and Innovation Summit

AI Summary

Sentiment Rationale

Trading Thesis

Market-Moving

Key Facts

Companies Mentioned

Industry News

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