HEINBERG MARSHALL A

PrivateCIK: 1481338

HEINBERG MARSHALL A exercised options at CUSTOM TRUCK ONE SOURCE, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderHEINBERG MARSHALL ACIK 1481338
Director
Since Apr 2021
+34.60K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
3
Total transactions
82.95K acquired · 48.35K disposed
Non-Derivative Transactions1

Common Stock

Direct
M · Option Exercise

Shares

+48.35K

Price / share

Trade value

% of position

13.7%
3/31/2026
352.20K400.55K
Total

Net shares

+48.35K

Net value

$0.00

Derivative Transactions2

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

48.35K shares

Shares

48.35K

Strike price

Held after

0.00

Exercisable

3/31/2026

Restricted Stock Unit

Direct
A · Award
Converts to

Common Stock

34.60K shares

Shares

+34.60K

Strike price

Held after

34.60K

Exercisable

4/1/2026
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned120K
Total
120K indirect120K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported