Ryan McMonagle - Apr 28, 2025 Form 4 Insider Report for Custom Truck One Source, Inc. (CTOS)

Signature
/s/ Paul M. Jolas, Attorney-in-fact
Stock symbol
CTOS
Transactions as of
Apr 28, 2025
Transactions value $
$0
Form type
4
Date filed
4/30/2025, 07:10 PM
Previous filing
Apr 3, 2025

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction CTOS Restricted Stock Unit Award $0 +163K $0.00 163K Apr 28, 2025 Common Stock 163K Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.
F2 The restricted stock units vest in four equal annual installments beginning on April 1, 2026, subject to continued service on the applicable vesting date and potential partial acceleration upon the achievement of certain corporate milestones.