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.

Hyliion Holdings Corp. SEC filings
Form Description Filed Period
8-K Current report
Officer or director change
Oct 2, 2026 Sep 28, 2026
8-K Current report
Results of operations
Aug 11, 2026 Aug 11, 2026
8-K Current report
Other events
Jul 24, 2026 Jul 21, 2026
8-K Current report
Shareholder vote results
May 19, 2026 May 19, 2026
8-K Current report
Results of operations
May 12, 2026 May 12, 2026
8-K Current report
Results of operations
Feb 25, 2026 Feb 24, 2026
8-K Current report
Results of operations
Nov 12, 2025 Nov 11, 2025
8-K Current report
Results of operations
Aug 12, 2025 Aug 12, 2025
8-K Current report
Shareholder vote results
May 21, 2025 May 20, 2025
8-K Current report
Results of operations
May 13, 2025 May 13, 2025
8-K Current report
Results of operations
Feb 25, 2025 Feb 25, 2025
8-K Current report
Results of operations
Nov 14, 2024 Nov 14, 2024
8-K Current report
Listing notice, Regulation FD disclosure
Nov 5, 2024 Nov 5, 2024
8-K Current report
Results of operations
Aug 6, 2024 Aug 6, 2024
8-K Current report
Shareholder vote results
May 23, 2024 May 21, 2024
8-K Current report
Results of operations
May 1, 2024 Apr 30, 2024
8-K Current report
Other events
Apr 4, 2024 Apr 4, 2024
8-K Current report
Listing notice
Mar 4, 2024 Mar 4, 2024
8-K Current report
Officer or director change
Feb 13, 2024 Feb 13, 2024
8-K Current report
Results of operations
Feb 13, 2024 Feb 13, 2024
8-K Current report
Other events
Dec 20, 2023 Dec 20, 2023
8-K Current report
Results of operations
Nov 8, 2023 Nov 8, 2023
8-K Current report
Regulation FD disclosure
Oct 10, 2023 Oct 10, 2023
8-K Current report
Results of operations
Aug 9, 2023 Aug 8, 2023
8-K Current report
Regulation FD disclosure
Jun 27, 2023 Jun 27, 2023
8-K Current report
Shareholder vote results
May 25, 2023 May 23, 2023
8-K Current report
Results of operations
May 9, 2023 May 9, 2023
8-K Current report
Officer or director change
Mar 17, 2023 Mar 17, 2023
8-K Current report
Other events
Mar 8, 2023 Mar 6, 2023
8-K Current report
Results of operations
Feb 28, 2023 Feb 28, 2023
8-K Current report
Other events
Feb 21, 2023 Feb 17, 2023
8-K Current report
Other events
Feb 14, 2023 Feb 13, 2023
8-K Current report
Officer or director change
Dec 21, 2022 Dec 21, 2022
8-K Current report
Results of operations
Nov 9, 2022 Nov 8, 2022
8-K Current report
Other events
Sep 27, 2022 Sep 27, 2022
8-K Current report
Officer or director change
Sep 12, 2022 Sep 12, 2022
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
Aug 25, 2022 Aug 24, 2022
8-K Current report
Results of operations
Aug 9, 2022 Aug 9, 2022
8-K Current report
Officer or director change
May 20, 2022 May 19, 2022
8-K Current report
Shareholder vote results
May 13, 2022 May 10, 2022
8-K Current report
Results of operations
May 9, 2022 May 9, 2022
8-K Current report
Results of operations
Feb 24, 2022 Feb 23, 2022
8-K Current report
Officer or director change
Feb 1, 2022 Jan 28, 2022
8-K Current report
Results of operations
Nov 10, 2021 Nov 9, 2021
8-K Current report
Officer or director change
Oct 14, 2021 Oct 13, 2021
8-K Current report
Officer or director change
Aug 26, 2021 Aug 24, 2021
8-K Current report
Officer or director change
Aug 24, 2021 Aug 19, 2021
8-K Current report
Officer or director change
Aug 16, 2021 Aug 10, 2021
8-K Current report
Results of operations
Aug 11, 2021 Aug 10, 2021
8-K Current report
Shareholder vote results
Jun 14, 2021 Jun 8, 2021
8-K Current report
Results of operations
May 12, 2021 May 11, 2021
8-K Current report
Results of operations, Restatement
May 11, 2021 May 10, 2021
8-K Current report
Regulation FD disclosure
Apr 7, 2021 Apr 7, 2021
8-K Current report
Officer or director change
Apr 1, 2021 Mar 26, 2021
8-K Current report
Results of operations
Feb 24, 2021 Feb 23, 2021
8-K Current report
Officer or director change
Jan 22, 2021 Jan 15, 2021
8-K Current report
Officer or director change
Jan 12, 2021 Jan 8, 2021
8-K Current report
Officer or director change
Dec 7, 2020 Dec 2, 2020
8-K Current report
Other events
Nov 30, 2020 Nov 30, 2020
8-K/A Amended current report Nov 12, 2020 Nov 12, 2020
8-K Current report
Results of operations
Nov 12, 2020 Nov 12, 2020
8-K Current report
Officer or director change
Oct 29, 2020 Oct 23, 2020
8-K/A Amended current report
Bylaw or fiscal year change
Oct 7, 2020 Oct 1, 2020
8-K Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale, Change to shareholder rights, Auditor change, Change in control, Officer or director change
Oct 7, 2020 Oct 1, 2020
8-K Current report
Shareholder vote results, Other events
Oct 1, 2020 Sep 28, 2020
8-K Current report
Regulation FD disclosure
Sep 28, 2020 Sep 28, 2020
8-K Current report
Other events
Sep 24, 2020 Sep 24, 2020
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
Jun 19, 2020 Jun 18, 2020
8-K Current report
Officer or director change
Jan 24, 2020 Jan 23, 2020
8-K Current report
Regulation FD disclosure
Apr 19, 2019 Apr 19, 2019
8-K Current report
Other events
Mar 8, 2019 Mar 4, 2019
8-K Current report
Unregistered share sale, Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure, Other events
Mar 5, 2019 Feb 27, 2019

Showing 72 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.

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)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.