Hyliion Holdings Corp. SEC filings HYLN
Hyliion Holdings Corp. has 669 filings in SEC EDGAR's recent list, going back to Nov 20, 2018. Its latest annual report, Form 10-K, was filed on Feb 25, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 11, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 2, 2026 (officer or director change). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-8 | Employee stock plan registration | Aug 11, 2026 | — |
| 424B5 | Prospectus supplement | Aug 11, 2026 | — |
| S-3 | Shelf registration | Feb 25, 2026 | — |
| S-8 | Employee stock plan registration | Aug 6, 2024 | — |
| 424B3 | Prospectus | Jan 28, 2022 | — |
| 424B3 | Prospectus | Jan 5, 2022 | — |
| POS AM | Post-effective amendment no. 2 to form s-1 | Dec 30, 2021 | — |
| 424B3 | Prospectus | Nov 10, 2021 | — |
| 424B3 | Prospectus | Oct 14, 2021 | — |
| 424B3 | Prospectus | Aug 26, 2021 | — |
| 424B3 | Prospectus | Aug 24, 2021 | — |
| 424B3 | Prospectus | Aug 17, 2021 | — |
| 424B3 | Prospectus | Aug 12, 2021 | — |
| 424B3 | Prospectus | Aug 11, 2021 | — |
| 424B3 | Prospectus | Jul 15, 2021 | — |
| POS AM | Post-effective amendment no. 1 to registration statement | Jul 9, 2021 | — |
| 424B3 | Prospectus | May 24, 2021 | — |
| 424B3 | Prospectus | May 17, 2021 | — |
| 424B3 | Prospectus | May 17, 2021 | — |
| 424B3 | Prospectus | May 11, 2021 | — |
| 424B3 | Prospectus | May 11, 2021 | — |
| 424B3 | Prospectus | Apr 30, 2021 | — |
| 424B3 | Prospectus | Mar 31, 2021 | — |
| 424B3 | Prospectus | Feb 26, 2021 | — |
| S-8 | Employee stock plan registration | Dec 14, 2020 | — |
| 424B3 | Prospectus | Nov 27, 2020 | — |
| S-1/A | Amended registration statement | Nov 23, 2020 | — |
| S-1 | Registration statement | Oct 23, 2020 | — |
| 424B4 | Prospectus | Mar 1, 2019 | — |
| S-1/A | Amended registration statement | Feb 15, 2019 | — |
| S-1 | Registration statement | Feb 6, 2019 | — |
Showing 31 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Truck & Bus Bodies (SIC 3713)
- Listed as
- HYLN (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Cedar Park, TX
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1759631
- Former names
- Tortoise Acquisition Corp. (until Sep 28, 2020)
Other Truck & Bus Bodies companies
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.