CTOS - CIK 0001709682
Custom Truck One Source, Inc. has filed 571 documents with the SEC between 2017 and 2026. The most frequent type is insider trade (236 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Annual report to shareholders | ARS | 2026-04-29 | 2025-12-31 |
| Proxy materials | DEFA14A | 2026-04-29 | - |
| Proxy statement | DEF 14A | 2026-04-29 | 2025-12-31 |
| Quarterly report | 10-Q | 2026-04-27 | 2026-03-31 |
| Major company event | 8-K | 2026-04-27 | 2026-04-27 |
| Insider sale notice | 144 | 2026-04-10 | - |
| Insider trade | 4 | 2026-04-03 | 2026-04-01 |
| Insider trade | 4 | 2026-04-03 | 2026-04-01 |
| Insider trade | 4 | 2026-04-03 | 2026-04-01 |
| Insider trade | 4 | 2026-04-03 | 2026-04-01 |
| Insider trade | 4 | 2026-04-03 | 2026-04-01 |
| Insider trade | 4 | 2026-04-03 | 2026-04-01 |
| Insider trade | 4 | 2026-04-02 | 2026-03-31 |
| Insider trade | 4 | 2026-04-02 | 2026-03-31 |
| Insider trade | 4 | 2026-04-02 | 2026-03-31 |
| Insider trade | 4 | 2026-04-02 | 2026-03-31 |
| Insider trade | 4 | 2026-04-02 | 2026-03-31 |
| Insider trade | 4 | 2026-03-26 | 2026-02-23 |
| Insider trade | 4 | 2026-03-26 | 2026-02-23 |
| Insider trade | 4 | 2026-03-26 | 2026-02-23 |
| Insider trade | 4 | 2026-03-26 | 2026-02-23 |
| Insider trade | 4 | 2026-03-26 | 2026-02-23 |
| Insider trade | 4 | 2026-03-26 | 2026-02-23 |
| Major company event | 8-K | 2026-03-25 | 2026-03-25 |
| Annual report | 10-K | 2026-03-10 | 2025-12-31 |
| Major company event | 8-K | 2026-03-10 | 2026-03-10 |
| Major company event | 8-K | 2025-12-23 | 2025-12-19 |
| Quarterly report | 10-Q | 2025-10-27 | 2025-09-30 |
| Major company event | 8-K | 2025-10-27 | 2025-10-27 |
| SCHEDULE 13D/A | - | 2025-10-21 | - |
| Insider trade | 4 | 2025-10-21 | 2025-10-17 |
| Quarterly report | 10-Q | 2025-07-30 | 2025-06-30 |
| Major company event | 8-K | 2025-07-30 | 2025-07-30 |
| Major company event | 8-K | 2025-06-12 | 2025-06-12 |
| Quarterly report | 10-Q | 2025-04-30 | 2025-03-31 |
| Major company event | 8-K | 2025-04-30 | 2025-04-30 |
| Insider trade | 4 | 2025-04-30 | 2025-04-28 |
| Insider trade | 4 | 2025-04-30 | 2025-04-28 |
| Insider trade | 4 | 2025-04-30 | 2025-04-28 |
| Insider trade | 4 | 2025-04-30 | 2025-04-28 |
| Insider trade | 4 | 2025-04-30 | 2025-04-28 |
| Insider trade | 4 | 2025-04-30 | 2025-04-28 |
| Insider trade | 4 | 2025-04-30 | 2025-04-28 |
| Proxy materials | DEFA14A | 2025-04-28 | - |
| Proxy statement | DEF 14A | 2025-04-28 | 2024-12-31 |
| Annual report to shareholders | ARS | 2025-04-28 | 2024-12-31 |
| Insider trade | 4 | 2025-04-03 | 2025-04-01 |
| Insider trade | 4 | 2025-04-03 | 2025-04-01 |
| Insider trade | 4 | 2025-04-03 | 2025-04-01 |
| Insider trade | 4 | 2025-04-03 | 2025-04-01 |