Arkolith/Insider Trading/CLB/Form 4

Bruno Lawrence

Chairman and CEO, DirectorCore Laboratories Inc. /DE/ (CLB) · full profile →Form 4 · filed Jan 5, 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
Dec 31, 2025Option exercise(M)181K—$0370K
Dec 31, 2025Tax withholding(F)113K$16.03$1.8M257K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Dec 31, 2025Option exercise(M)181K—$00

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-002248) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML