Custom Truck One Source, Inc. (CTOS)
NYSE: CTOS · Services-Equipment Rental & Leasing, NEC · Kansas City, MO · filing with the SEC since 2017
Grade3.5
◀ Past 3.7● Present 3.7▶ Future 3.0
Who owns Custom Truck One Source, Inc.
As filed with the SECHolders of 5% or more
1
Platinum Equity Capital Partners V, L.P. holds 69.6% of Common Stock, as its SCHEDULE 13D/A filed Feb 3, 2025 says.
Directors and officers
11
report now, of 42 people on the record since 2017. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 1 named at left.
Holders of 5% or moreshare of the class, as filed
Platinum Equity Capital Partners V, L.P.
SCHEDULE 13D/A · filed Feb 3, 2025 · Common Stock
Mark Ein
SCHEDULE 13D/A · filed Oct 21, 2025 · Common Stock · reported falling below 5%
ECP ControlCo, LLC
SCHEDULE 13D/A · filed Feb 3, 2025 · Common Stock · reported falling below 5%, from 7% in Dec 23, 2024
What CTOS reports owning in othersstakes of 5% or more, and other ties
35 subsidiaries in 2 countries, from the list filed with the 10-K filed Mar 10, 2026.
Insider tradesForm 4
0sales
0purchases
0sales on a scheduled plan
0people selling
$0sold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Sep 30, 2025 to Sep 30, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2024 runs to Sep 30, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window
No one on the roster filed an open-market trade in the window.