ECP ControlCo, LLC - Apr 29, 2022 Form 4 Insider Report for Custom Truck One Source, Inc. (CTOS)

Role
Director, 10%+ Owner
Signature
ECP ControlCo, LLC By: /s/ Rahman D'Argenio, Managing Member
Stock symbol
CTOS
Transactions as of
Apr 29, 2022
Transactions value $
$0
Form type
4
Date filed
5/3/2022, 05:39 PM
Previous filing
Feb 9, 2022
Next filing
Apr 4, 2023

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 +14.3K $0.00 14.3K Apr 29, 2022 Common Stock 14.3K See footnote F1, F2, F3
* 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 will vest on March 31, 2023 and have no expiration date.
F3 Represents securities held directly by Energy Capital Partners Management, LP ("ECP Management"). ECP Management GP, LLC is the general partner of ECP Management and may be deemed to share beneficial ownership of the securities held by ECP Management. ECP ControlCo, LLC ("ECP ControlCo") is the sole member of ECP Management GP, LLC. As a result, ECP ControlCo may be deemed to share beneficial ownership of the securities beneficially owned by ECP Management GP, LLC. The managing members of ECP ControlCo are Douglas Kimmelman, Andrew Singer, Peter Labbat, Tyler Reeder and Rahman D'Argenio all of whom collectively share the power to vote and dispose of the securities beneficially owned by ECP ControlCo. Each such individual disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.