Every 8-K that Hyliion Holdings Corp. (HYLN) has filed with the SEC in the last 24 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A 8-K covers material events a company has to report between its quarterly reports, so if you follow HYLN and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full HYLN filings page.
Hyliion Holdings Corp. reported strong second-quarter 2026 progress tied to its KARNO™ Power Module platform and military programs. Revenue for the quarter was $4.9 million, up more than threefold from the prior year period, driven by research and development services for the U.S. Navy. Gross profit was $0.4 million, with operating expenses of $15.7 million and a net loss of $13.9 million. For the first half of 2026, revenue reached $7.8 million and the net loss improved to $25.7 million.
The company secured a $41.7 million U.S. Navy contract to develop multi-megawatt KARNO Power Modules and expects additional military awards that could bring total 2026 military funding to nearly $50 million. Hyliion increased full-year 2026 revenue guidance to approximately $15 million, a 50% increase, and now forecasts year-end cash and investments of $115 million to $120 million after expected net cash use of $30 million to $35 million. It ended the quarter with $132.4 million in cash and investments and highlighted additive manufacturing advances that could improve printer throughput by up to three times while enabling capital-efficient production scaling.
Hyliion Holdings Corp. has been awarded a cost-plus-fixed-fee contract by the Office of Naval Research valued at approximately $42 million to support the High Efficiency/Low Maintenance Ultra Reliable ("HELMUR") Megawatt Scale Power Generation Units program. Hyliion will design, develop, build, test, and deliver 2‑megawatt and 3‑megawatt power generation units under this award.
The work will be performed primarily in Cedar Park, Texas and is expected to be completed by July 2029. The contract has a 36‑month base period with no option periods, funded using fiscal year 2025 and 2026 Navy Research, Development, Test and Evaluation appropriations and awarded under ONR’s Long Range Broad Agency Announcement BAA No. N00014-25-S-B001.
Hyliion Holdings Corp. reported the results of its 2026 Annual Meeting of Stockholders held on May 19, 2026. Stockholders elected Class III directors Rodger Boehm, Mary Gustanski, and Robert Knight, Jr., each receiving over 76 million votes in favor with about 4–5 million votes withheld and 48,012,672 broker non-votes.
Stockholders also ratified Grant Thornton LLP as the independent registered public accounting firm for the fiscal year ended December 31, 2026, with 128,399,016 votes for, 794,022 against, and 306,551 abstentions. On an advisory basis, stockholders approved the compensation of named executive officers and approved an amendment to the 2024 Equity Incentive Plan, with more than 72 million votes for each proposal.
Hyliion Holdings Corp. reported first-quarter 2026 results and progress on its KARNO Power Module platform. Revenue from research and development services was $2.8 million, up sharply from $0.5 million a year earlier, driven mainly by Office of Naval Research contracts including an 800-kilowatt KARNO system for a U.S. Navy vessel.
Operating expenses fell to $13.4 million from $19.7 million, helping narrow the net loss to $11.7 million from $17.3 million. The company ended the quarter with $139.3 million in cash and investments and reaffirmed 2026 guidance of roughly $10 million in revenue and year-end cash of about $100 million.
Commercially, Hyliion completed non-recurring UL certification testing for the KARNO Power Module, signed a non-binding LOI with VFG Holdings targeting up to 250 KARNO Cores for data centers, and now has nearly 750 KARNO Cores under LOIs representing over $400 million of potential revenue.
Hyliion Holdings reported fourth-quarter and full-year 2025 results and highlighted progress on its KARNO modular power plant platform. Revenue came from research and development services, totaling $0.7 million in the fourth quarter and $3.5 million for the year.
The company posted a fourth-quarter net loss of $13.2 million and a full-year net loss of $57.2 million, driven mainly by ongoing R&D and operating expenses. Hyliion ended 2025 with $152.4 million in cash and investments, providing funding for continued product development and early deployments.
Operationally, Hyliion advanced its KARNO Power Module, operating five units, completing key UL certification tests, and demonstrating 175 kW of power with a design target of 200 kW by late 2026. The company is targeting initial KARNO deliveries and commercialization in 2026, expects around $10 million of 2026 revenue, and forecasts year-end 2026 cash and investments of about $100 million.
Hyliion Holdings Corp. filed a Form 8-K to report that it issued a press release with certain financial and other results for the quarter ended September 30, 2025. The company furnished the full text of this press release as Exhibit 99.1, allowing readers to see the detailed quarterly figures and commentary there. The Form 8-K also clarifies that this information is being furnished, not filed, which affects how it is treated under securities laws and in other company filings.
Hyliion Holdings Corp. filed a current report to furnish a press release announcing its financial and other results for the quarter ended June 30, 2025. The press release, dated August 12, 2025, is included as Exhibit 99.1 and is incorporated by reference.
The company clarifies that this information, including Exhibit 99.1, is furnished rather than filed under the Exchange Act, which limits certain legal liabilities and how it may be incorporated into other securities filings.