CoverageForm 410-K10-Q8-K13D13G13F

Custom Truck One Source, Inc.

CTOSCIK 0001709682 · Every Form 4 filed by insiders at this issuer. See financials →

Annual report (10-K)

Latest 10-K filed Mar 10, 2026. Sentiment + YoY language diff vs prior year. Read sections →

Signal:Neutral
Risk Factors:tone -0.0281Δ+0.000298% similar+21/-20
MD&A:tone -0.0052Δ+0.000693% similar+47/-48

Sentiment via Loughran-McDonald lexicon · YoY diff via Jaccard similarity + paragraph set difference.

Recent 8-K announcements

Per-item disclosure feed. Item 2.02 is the earnings release.

Top insiders

Most active reporters at Custom Truck One Source, Inc.

NameRolesFilings
Rich Thomas R.
Officer
12
Ross Joe P.
Officer
12
Heinberg Marshall
Director
11
Jolas Paul M
Officer
8
Ecp Controlco, LLC
Director10% Owner
7

Showing 6-10 of 63

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Top performers

Insiders ranked by realized 90-day signed return on their open-market trades at Custom Truck One Source, Inc.. Minimum 3 scored trades. Returns are signed - a sale followed by a rally counts against the insider.

#InsiderTradesWin rateAvgMedianBestWorst
1Ein Mark3100%+29.1%+30.2%+36.4%+20.6%
2Bcp Ctos Holdings L.P.7100%+23.4%+23.4%+23.4%+23.4%
3Bcp VI-Nq Side-By-Side Gp L.L.C.7100%+23.4%+23.4%+23.4%+23.4%
4Bep Ctos Holdings L.P.7100%+23.4%+23.4%+23.4%+23.4%
5Bep Side-By-Side Gp Nq L.L.C.7100%+23.4%+23.4%+23.4%+23.4%
6Blackstone Family Gp LLC7100%+23.4%+23.4%+23.4%+23.4%
7Bma VI-Nq L.L.C.7100%+23.4%+23.4%+23.4%+23.4%
8Blackstone Capital Partners VI-Nq L.P.7100%+23.4%+23.4%+23.4%+23.4%
9Blackstone Ema-Nq L.L.C.7100%+23.4%+23.4%+23.4%+23.4%
10Blackstone Energy Family Investment Partnership Nq Esc L.P.7100%+23.4%+23.4%+23.4%+23.4%

All filings

148 Form 4 / 4-A filings, newest first

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