Arkolith/Insider Trading/CLB/Form 4

Tattoli Mark Damian

SVP, Gen Counsel & SecretaryCore Laboratories Inc. /DE/ (CLB) · full profile →Form 4 · filed May 4, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 1, 2026Tax withholding(F)97$14.07$1K28K
May 1, 2026Option exercise(M)250—$028K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
May 1, 2026Option exercise(M)250—$01K

Transaction Codes

F
Shares withheld for taxes
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-204136) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML