Custom Truck One Source, Inc. — Director's Dealing 2024

Aug 29, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Custom Truck One Source, Inc. (CTOS)
CIK: 0001709682
Period of Report: 2024-08-27

Reporting Person: Energy Capital Partners Management, LP (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-08-27	Common Stock	S	18640	$4.1679	Disposed	0	Indirect

Footnotes

F1: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.165 to $4.185. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2: These securities are beneficially owned by Energy Capital Partners Management, LP ("ECP Management"). ECP Management is controlled by its business unit committee, which consists of Douglas Kimmelman, Peter Labbat, Tyler Reeder, Murray Karp, Raoul Hughes and Xavier Robert, all of whom collectively share the power to vote and dispose of the securities beneficially owned by ECP Management.