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Hyliion Holdings

Closed (deSPAC)

Industrials · modular power generation systems

What it is
A private company in industrials preparing to list via a SPAC merger. Full profile in progress.
What it’s doing now
Merging with Tortoise Acquisition Corp. (HYLN) — closed (despac).
What you should know
Data is still being assembled for this company — what is shown below is everything we have verified so far.
Profile in progress — we only publish what we can verify in filings, and for this company that work isn’t finished. Identity and deal facts above are current; business detail, financials and peers will appear as the filings are parsed.

What the company says about itself

Web research — not audited

Hyliion is a developer of sustainable, electricity-producing technologies focused on enabling clean, flexible, and scalable power generation. The company evolved from commercial transportation electrification to broader energy solutions, currently highlighting its KARNO™ linear generator technology.

Markets:
sustainable electricity production | energy solutions
Products:
KARNO™ Power Module | 200 KW KARNO POWER MODULE | Hyliion Hybrid™ | Hypertruck ERX™
What our web check found

[WEB-INTEL 2026-08-26] 10 finding(s) · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "Recorded first-quarter revenue of $2.8 million, Finished the quarter with $139.3 million in cash and investments" [https://investors.hyliion.com/news/news-details/2026/Hyliion-Holdings-Reports-First-Quarter-2026-Financial-Results-2026-eBZIJbmqVw/default.aspx] · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "Management now expects the company to end the year with $115 million to $120 million in cash and liquid investments." [https://seekingalpha.com/article/4936239-hyliion-sell-on-atm-overhang-competitive-pressures-commercial-viability-concerns] · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "Hyliion raised its full-year 2026 revenue guidance to approximately $15 million from its previous outlook of $10 million" [https://ca.investing.com/news/stock-market-news/hyliion-surges-7-on-q2-revenue-beat-raised-guidance-93CH-4793016] · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "Q2 revenue of $4.9 million … raising full-year 2026 revenue guidance to about $15 million after landing a $41.7 million U.S. Navy" [https://www.perplexity.ai/finance/HYLN?comparing] · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "Hyliion Holdings Corp. (NYSE American: HYLN), a developer of modular power plant technology, today announced it has been awarded a $41.7 million contract" [https://www.hyliion.com/news/] · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "In 2020, Hyliion merged with Tortoise Acquisition Corp., a special-purpose acquisition company (SPAC). At the time of the merger, the company was valued at US$1.6 billion." [https://en.wikipedia.org/wiki/Hyliion_Holdings] · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "IPO: Hyliion Holdings (Tortoise Acquisition) (HYLN) - Blank check company led by Vincent Cubbage and focused on the energy industry (completed 10/1/2020)." [https://www.renaissancecapital.com/Profile/HYLN/Hyliion-Holdings/IPO] · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "Hyliion will vote on their merger on Sept. 28. The companies announced their intention to merge in June," [https://www.cnbc.com/2020/09/10/a-new-electric-truck-stock-is-hitting-the-market.html] · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "The transition is expected to be effective following market close on November 8, 2024, with trading security beginning on November 11, 2024." [https://investors.hyliion.com/news/news-details/2024/Hyliion-Holdings-Corp.-Announces-Transfer-of-Stock-Listing-to-NYSE-American/default.aspx] · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "Hyliion Inc. and Tortoise Acquisition Corp. Announce Merger, Combined ... Hyliion has executed a Special Purpose Acquisition. Hyliion Holdings Corp ・ symbol will be HYLN. With approximately $560 million of ・ over $1 ..." [https://www.linkedin.com/pulse/hyliion-inc-tortoise-acquisition-corp-announce-merger-ed-olkkola]

Source: https://www.hyliion.com/ · captured Aug 26, 2026 · marketing claims are reported as claims, never merged into the filed figures above.

The deal it’s entering

Hyliion Holdings is merging with Tortoise Acquisition Corp. (HYLN) currently marked Closed (deSPAC).

Headline equity value
PIPE≈ $308M · unsourced

Structure per SEC accession(s) 0001213900-20-025540. How to read these numbers: headline vs effective valuation · what a definitive agreement commits

What exactly is being valued, and at what

Common questions

Is Hyliion Holdings going public?

Hyliion Holdings has an approved merger with the SPAC Tortoise Acquisition Corp. (HYLN). Deal status: Closed (deSPAC).

Does Hyliion Holdings have revenue?

The filings we've parsed don't state a usable revenue figure yet; this profile is updated as new documents land.

Educational content, not investment advice.

Other industrials deals
Same sponsor’s other SPACs
  • SNPR Tortoise Acquisition Corp. II · Closed (deSPAC)