Arkolith/Insider Trading/CTOS/Form 4

Jolas Paul M

EVP, General Counsel & Sec.Custom Truck One Source, Inc. (CTOS) · full profile →Form 4 · filed Apr 3, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
6
2 non-derivative · 4 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Apr 1, 2026Option exercise(M)51K—$0101K
Apr 1, 2026Tax withholding(F)20K$6.62$132K81K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Apr 1, 2026Option exercise(M)17K—$017K
Apr 1, 2026Option exercise(M)17K—$034K
Apr 1, 2026Option exercise(M)17K—$051K
Apr 1, 2026Grant(A)73K—$073K

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001213900-26-040061) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML