CTOS · NYSE · Rental & Leasing Services

Custom Truck One Source (CTOS)

Rents, manufactures and services specialty trucks for North American infrastructure work.

$9.50
vs last close+0.12 (+1.28%)

13F · 13D/G · Form 4

Institutions≈ 97.80%222.51M shares
190 holders · as of Jun 30, 2026 · largest filers plus last quarter's tail
Insiders3.65%8.30M shares
12 holders · as of Apr 3, 2026
Strategic holders0.81%1.85M shares
1 holder · as of Feb 18, 2022
Adds to102.26%

227.51M company shares as of Sep 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

This quarter's institutional total failed a plausibility check; shown: the largest filers plus last quarter's remainder.

These groups come from separate filings that can overlap, so they add to 102.26%; nothing is left for Other.

13F · 13D/G · Form 4

HolderStakeSharesDate
Platinum Equity Advisors, LLC/DEInstitution
68.90%156.74Mas of Jun 30, 2026
Dimensional Fund Advisors LPInstitution
2.71%6.17Mas of Jun 30, 2026
Mirae Asset Global Etfs Holdings Ltd.Institution
2.71%6.16Mas of Jun 30, 2026
Canvas Wealth Advisors, LLCInstitution
2.63%5.98Mas of Jun 30, 2026
Mark Ein1Insiderdirector
2.27%5.17Mfiled Apr 2, 2026
BlackRock, Inc.Institution
2.01%4.57Mas of Jun 30, 2026
Allspring Global Investments Holdings, LLCInstitution
1.18%2.69Mas of Jun 30, 2026
Vanguard Capital Management LLCInstitution
1.13%2.58Mas of Jun 30, 2026
Arrowstreet Capital, Limited PartnershipInstitution
0.97%2.20Mas of Jun 30, 2026
Goldman Sachs Group IncInstitution
0.83%1.88Mas of Jun 30, 2026
Blackstone Holdings III L.P.2Strategic
0.81%1.85Mfiled Feb 18, 2022
Geode Capital Management, LLCInstitution
0.76%1.73Mas of Jun 30, 2026
Alyeska Investment Group, L.P.Institution
0.72%1.64Mas of Jun 30, 2026
Boston PartnersInstitution
0.71%1.63Mas of Jun 30, 2026
JPMorgan Chase & CoInstitution
0.70%1.59Mas of Jun 30, 2026
State Street CorpInstitution
0.67%1.52Mas of Jun 30, 2026
First Trust Advisors LPInstitution
0.66%1.51Mas of Jun 30, 2026
Morgan StanleyInstitution
0.55%1.26Mas of Jun 30, 2026
Bank of America Corp /DE/Institution
0.52%1.19Mas of Jun 30, 2026
Algert Global LLCInstitution
0.52%1.17Mas of Jun 30, 2026
Clearbridge Investments, LLCInstitution
0.44%1.01Mas of Jun 30, 2026
Vanguard Portfolio Management LLCInstitution
0.42%954,705as of Jun 30, 2026
Bridgeway Capital Management, LLCInstitution
0.40%908,125as of Jun 30, 2026
Mackenzie Financial CorpInstitution
0.39%885,956as of Jun 30, 2026
Empowered Funds, LLCInstitution
0.38%873,125as of Jun 30, 2026
  1. Reported at 2.30% on Oct 21, 2025, under the 5% line, so no further filing is required.
  2. Blackstone Holdings III L.P.'s transaction reports restate only vehicles that traded; the 2021 ownership statement (1.85M) less the 2.3K net shares sold since is used instead.

13F, as of Jun 30, 2026

190 holders · 222.51M shares · 37 new positions · 114 increased · 57 reduced · 22 closed

HolderShares% outstandingChg q/qFiled
Platinum Equity Advisors, LLC/DE156.74M68.90%0Aug 14, 2026
Dimensional Fund Advisors LP6.17M2.71%+569.7KAug 11, 2026
Mirae Asset Global Etfs Holdings Ltd.6.16M2.71%+482.0KAug 14, 2026
Canvas Wealth Advisors, LLC5.98M2.63%−1.04MJul 10, 2026
BlackRock, Inc.4.57M2.01%+321.1KAug 7, 2026
Allspring Global Investments Holdings, LLC2.69M1.18%−1.22MAug 13, 2026
Vanguard Capital Management LLC2.58M1.13%+52.7KAug 13, 2026
Arrowstreet Capital, Limited Partnership2.20M0.97%+1.15MAug 13, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Platinum Equity Capital Partners V, L.P.incl. Platinum Equity Partners V, L.P., Platinum Equity Partners V, LLC +9 more69.60%156.74M13DFeb 3, 2025

Form 4

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House and Senate disclosures

Not reported.