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Hyliion Holdings Corp. (AMEX:HYLN) news

Every Hyliion Holdings Corp. press release and news update in one place — announcements, filings coverage, and company updates for investors.

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Press releases & updates

Hyliion Successfully Demonstrates Multiple KARNO Power Modules Operating as a Single Scalable Power Plant

August 3, 2026

Hyliion Holdings Schedules Q2 2026 Financial Results Conference Call and Webcast for August 12, 2026

July 29, 2026

Hyliion Awarded $41.7 Million U.S. Navy Contract for Megawatt-Scale KARNO Power Generation Systems

July 22, 2026

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

July 10, 2026

Hyliion Holdings Reports First-Quarter 2026 Financial Results

May 12, 2026

Hyliion Achieves True Fuel-Agnostic Performance with the Next-Generation Reactor Design

May 11, 2026

Hyliion Holdings Schedules Q1 2026 Financial Results Conference Call and Webcast for May 13, 2026

April 29, 2026

Hyliion Holdings Reports Fourth-Quarter and Full-Year 2025 Financial Results

February 24, 2026

Hyliion's KARNO Core Technology Successfully Completes Diesel Fuel Operation, Unlocking New Markets and Enhancing Energy Resiliency

February 18, 2026

Hyliion Holdings Schedules Q4 and FY 2025 Financial Results Conference Call and Webcast for February 25, 2026

February 11, 2026

Hyliion Holdings to Present at the 2026 Needham Growth Conference on January 16, 2026

January 7, 2026

Hyliion Successfully Completes Mission-Representative U.S. Navy Load Profile with KARNO™ Power Module

January 6, 2026

Hyliion Demonstrates Dynamic Fuel Switching in KARNO™ Power Module, Showcasing the Future of Flexible, Fuel Agnostic Power

November 17, 2025

Hyliion Holdings Reports Third-quarter 2025 Financial Results

November 11, 2025

Hyliion Holdings Schedules Q3 2025 Financial Results Conference Call and Webcast for November 12, 2025

October 29, 2025

Hyliion Achieves 100 Days of Reliable Operation with KARNO™ Power Module on Customer Asset

October 29, 2025

Hyliion Achieves Major Milestone With Successful Emission Testing of KARNO™ Power Module

October 22, 2025

Hyliion Appoints New Vice President of Operations to Drive Manufacturing of the KARNO Power Module

September 17, 2025

Hyliion Receives EPA Confirmation on KARNO™ Power Module Regulatory Pathway

September 16, 2025

Hyliion Holdings to Present at the 2025 Gateway Conference on September 3, 2025

August 29, 2025

Hyliion Holdings Reports Second-Quarter 2025 Financial Results

August 12, 2025

Hyliion Holdings Schedules Second-Quarter 2025 Financial Results Conference Call and Webcast for August 13, 2025

July 30, 2025

Hyliion’s KARNO Power Module Qualifies for a 30% Tax Credit Under "One Big Beautiful Bill Act"

July 23, 2025

Hyliion Awarded U.S. Navy Contract to Advance Multi-Unit KARNO Power Module

July 17, 2025

Hyliion Signs Letter of Intent with MMR Power Solutions to Deploy KARNO Power Modules for Stationary Applications

June 25, 2025

Hyliion KARNO Power Module selected by US Air Force and DOD Chief Digital and Artificial Intelligence Office Under Military Multi-Fuel In...

May 28, 2025

Hyliion and Alkhorayef Join Saudi–U.S. Investment Forum During U.S. Presidential Visit, Signing Strategic MOU for $1 Billion Business Opp...

May 21, 2025

Hyliion Holdings Reports First-Quarter 2025 Financial Results

May 13, 2025

Hyliion Signs Letter of Intent with Mesa Natural Gas Solutions to Deploy 200 KW KARNO Power Module

May 12, 2025

Hyliion Holdings Schedules First-Quarter 2025 Financial Results Conference Call and Webcast for May 14, 2025

May 5, 2025