Custom Truck One Source, Inc. SEC filings CTOS
Custom Truck One Source, Inc. has 581 filings in SEC EDGAR's recent list, going back to Jul 3, 2017. Its latest annual report, Form ARS, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 26, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 26, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 144 | Notice of proposed sale | Apr 10, 2026 | — |
| 4 | Insider transaction | Apr 3, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 3, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 3, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 3, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 3, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 3, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | Mar 26, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Mar 26, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Mar 26, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Mar 26, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Mar 26, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Mar 26, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Oct 21, 2025 | Oct 17, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Oct 21, 2025 | — |
| 4 | Insider transaction | Apr 30, 2025 | Apr 28, 2025 |
| 4 | Insider transaction | Apr 30, 2025 | Apr 28, 2025 |
| 4 | Insider transaction | Apr 30, 2025 | Apr 28, 2025 |
| 4 | Insider transaction | Apr 30, 2025 | Apr 28, 2025 |
| 4 | Insider transaction | Apr 30, 2025 | Apr 28, 2025 |
| 4 | Insider transaction | Apr 30, 2025 | Apr 28, 2025 |
| 4 | Insider transaction | Apr 30, 2025 | Apr 28, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 30, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 30, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 3, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 3, 2025 | — |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Dec 23, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 10, 2024 | — |
| 4 | Insider transaction | Sep 9, 2024 | Sep 5, 2024 |
| 4 | Insider transaction | Sep 9, 2024 | Sep 5, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 9, 2024 | — |
| 144 | Notice of proposed sale | Sep 5, 2024 | — |
| 144 | Notice of proposed sale | Sep 5, 2024 | — |
| 4 | Insider transaction | Aug 29, 2024 | Aug 27, 2024 |
| 144 | Notice of proposed sale | Aug 27, 2024 | — |
| 4 | Insider transaction | Aug 9, 2024 | Aug 7, 2024 |
| 4 | Insider transaction | Aug 7, 2024 | Aug 6, 2024 |
| 4 | Insider transaction | Aug 5, 2024 | Jul 31, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 14, 2024 |
| 4 | Insider transaction | May 10, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 7, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 7, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 7, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Mar 26, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Mar 26, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Mar 26, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Mar 26, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Mar 26, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Mar 26, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Mar 26, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Mar 26, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Mar 20, 2024 | Mar 18, 2024 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Nov 15, 2023 | Nov 14, 2023 |
| 4 | Insider transaction | Nov 14, 2023 | Nov 10, 2023 |
| 4 | Insider transaction | Nov 14, 2023 | Nov 10, 2023 |
| 4 | Insider transaction | Nov 14, 2023 | Nov 13, 2023 |
| 4 | Insider transaction | Sep 14, 2023 | Aug 28, 2023 |
| 4 | Insider transaction | Sep 12, 2023 | Sep 11, 2023 |
| 4 | Insider transaction | Sep 11, 2023 | Sep 7, 2023 |
| 144 | Notice of proposed sale | Sep 7, 2023 | — |
| 4 | Insider transaction | Aug 2, 2023 | Jul 31, 2023 |
| 3 | Initial insider ownership | Aug 2, 2023 | Jul 31, 2023 |
| 4 | Insider transaction | Jun 6, 2023 | Jun 5, 2023 |
| 4 | Insider transaction | May 26, 2023 | May 24, 2023 |
| 4 | Insider transaction | May 16, 2023 | May 12, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Apr 1, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 18, 2021 |
| 4 | Insider transaction | Apr 4, 2023 | Apr 1, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Apr 1, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Apr 1, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Apr 1, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Apr 1, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Apr 1, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Mar 9, 2023 | Dec 31, 2022 |
| 4 | Insider transaction | Mar 9, 2023 | Dec 31, 2022 |
| 4 | Insider transaction | Mar 9, 2023 | Dec 31, 2022 |
| 4 | Insider transaction | Mar 9, 2023 | Dec 31, 2022 |
| 4 | Insider transaction | Mar 9, 2023 | Dec 31, 2022 |
| 4 | Insider transaction | Mar 9, 2023 | Mar 7, 2023 |
| 4 | Insider transaction | Mar 9, 2023 | Dec 31, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 16, 2022 | — |
| 4 | Insider transaction | Nov 14, 2022 | Nov 11, 2022 |
| 4 | Insider transaction | Aug 17, 2022 | Aug 15, 2022 |
| 4 | Insider transaction | Aug 17, 2022 | Aug 15, 2022 |
| 3 | Initial insider ownership | Aug 17, 2022 | Aug 15, 2022 |
| 4 | Insider transaction | Aug 4, 2022 | Aug 2, 2022 |
| 4 | Insider transaction | Aug 4, 2022 | Aug 2, 2022 |
| 4 | Insider transaction | Aug 4, 2022 | Aug 2, 2022 |
| 4 | Insider transaction | Aug 4, 2022 | Aug 2, 2022 |
| 4 | Insider transaction | Aug 4, 2022 | Aug 2, 2022 |
| 4 | Insider transaction | Aug 4, 2022 | Aug 2, 2022 |
| 4 | Insider transaction | Aug 4, 2022 | Aug 2, 2022 |
| 4 | Insider transaction | May 18, 2022 | May 16, 2022 |
| 4 | Insider transaction | May 16, 2022 | May 13, 2022 |
| 4 | Insider transaction | May 16, 2022 | May 13, 2022 |
| 4 | Insider transaction | May 16, 2022 | May 13, 2022 |
| 4/A | Filing | May 13, 2022 | Apr 1, 2022 |
| 4/A | Filing | May 13, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | May 3, 2022 | Apr 29, 2022 |
| 3 | Initial insider ownership | May 3, 2022 | Apr 8, 2022 |
| 4 | Insider transaction | May 3, 2022 | Apr 29, 2022 |
| 4 | Insider transaction | May 3, 2022 | Apr 29, 2022 |
| 4 | Insider transaction | May 3, 2022 | Apr 29, 2022 |
| 4 | Insider transaction | May 3, 2022 | Apr 29, 2022 |
| 4 | Insider transaction | May 3, 2022 | Apr 29, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | May 17, 2021 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 1, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Feb 22, 2022 | — |
| 4 | Insider transaction | Feb 18, 2022 | Feb 16, 2022 |
| 4 | Insider transaction | Feb 18, 2022 | Feb 16, 2022 |
| 4 | Insider transaction | Feb 18, 2022 | Feb 16, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 29, 2021 | — |
| 3 | Initial insider ownership | Dec 29, 2021 | Dec 20, 2021 |
| 4 | Insider transaction | Dec 15, 2021 | Dec 13, 2021 |
| 4 | Insider transaction | Dec 7, 2021 | Dec 3, 2021 |
| SC 13D/A | Amended ownership over 5% (active) | Nov 23, 2021 | — |
| 4 | Insider transaction | Nov 22, 2021 | Nov 22, 2021 |
| 4 | Insider transaction | Nov 22, 2021 | Nov 22, 2021 |
| 4 | Insider transaction | Nov 22, 2021 | Nov 22, 2021 |
| 4 | Insider transaction | Aug 18, 2021 | Aug 18, 2021 |
| 4 | Insider transaction | Aug 18, 2021 | Aug 17, 2021 |
| 4 | Insider transaction | Jul 12, 2021 | Jul 8, 2021 |
| 4 | Insider transaction | Jul 12, 2021 | Jul 8, 2021 |
| 4 | Insider transaction | Jul 12, 2021 | Jul 8, 2021 |
| 4 | Insider transaction | Jul 12, 2021 | Jul 8, 2021 |
| 4 | Insider transaction | Jul 12, 2021 | Jul 8, 2021 |
| 4 | Insider transaction | Jul 12, 2021 | Jul 8, 2021 |
| 4 | Insider transaction | Jul 12, 2021 | Jul 8, 2021 |
| 4 | Insider transaction | Jul 12, 2021 | Jul 8, 2021 |
| 4 | Insider transaction | May 27, 2021 | May 27, 2021 |
| 4 | Insider transaction | May 27, 2021 | May 27, 2021 |
| 4 | Insider transaction | May 27, 2021 | May 27, 2021 |
| 4 | Insider transaction | May 27, 2021 | May 27, 2021 |
| 4 | Insider transaction | May 27, 2021 | May 27, 2021 |
| 4 | Insider transaction | May 27, 2021 | May 27, 2021 |
| 4 | Insider transaction | May 27, 2021 | May 27, 2021 |
| 4 | Insider transaction | May 27, 2021 | May 27, 2021 |
Showing 200 filings, the most recent 200. 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
- Services-Equipment Rental & Leasing, NEC (SIC 7359)
- Listed as
- CTOS (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Kansas City, MO
- SEC filer status
- Accelerated filer
- SEC CIK
- 1709682
- Former names
- NESCO HOLDINGS, INC. (until Mar 22, 2021); Capitol Investment Corp. IV (until Jul 30, 2019)
Other Services-Equipment Rental & Leasing, NEC companies
- United Rentals, Inc. URI
- Sunbelt Rentals Holdings, Inc. SUNB
- AerCap Holdings N.V. AER
- EquipmentShare.com Inc EQPT
- Mcgrath Rentcorp MGRC
- PROG Holdings, Inc. PRG
- Upbound Group, Inc. UPBD
- Katapult Holdings, Inc. KPLT
Source: SEC EDGAR filings. This is company-reported data, not investment advice.