Arkolith/Insider Trading/CTOS/Form 4

Heinberg Marshall A

DirectorCustom Truck One Source, Inc. (CTOS) · full profile →Form 4 · filed Apr 2, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
1 non-derivative · 2 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 31, 2026Option exercise(M)48K—$0401K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Apr 1, 2026Grant(A)35K—$035K
Mar 31, 2026Option exercise(M)48K—$00

Transaction Codes

M
Option exercise / conversion
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001213900-26-039386) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML