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# Who owns Custom Truck One Source, Inc. (CTOS)? Elite investor 13F holders

3 tracked elite investors reported holding Custom Truck One Source, Inc as of 2026-06-30, including First Eagle Investment Management, D.E. Shaw, Tudor Investment. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.

3 tracked investors currently reported holding · Latest report period: 2026-06-30 · Industrials · Capital Goods

Custom Truck One Source, Inc. provides specialty equipment rental and sale services to electric utility transmission and distribution, telecommunications, rail, forestry, waste management, and other infrastructure-related industries in the United States and Canada. It operates through two segments: Specialty Equipment Rentals (SER); and Specialty Truck Equipment and Manufacturing (STEM). The…

## Reported holders and securities, including exits (up to 20)

| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|  --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| [First Eagle Investment Management](https://ownershiptrace.com/13f/investors/32) | CUSTOM TRUCK ONE SOURCE INC | SHARE | 2026-06-30 | 2026-08-05 00:00:00 | 10177303.00 USD | 861753.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1325447/0001325447-26-000020-index.html) |
| [D.E. Shaw](https://ownershiptrace.com/13f/investors/98) | CUSTOM TRUCK ONE SOURCE INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 7365153.00 USD | 623637.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1009207/0001104659-26-097217-index.html) |
| [Tudor Investment](https://ownershiptrace.com/13f/investors/94675) | CUSTOM TRUCK ONE SOURCE INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 339289.00 USD | 28729.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/923093/0000902664-26-003485-index.html) |
| [Renaissance Technologies LLC](https://ownershiptrace.com/13f/investors/63) | CUSTOM TRUCK ONE SOURCE INC | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 0.00 USD | 0.000000 | Shares | exited | [Original filing](https://www.sec.gov/Archives/edgar/data/1037389/0001037389-26-000059-index.html) |

Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.

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