Form4insider filings, from the source

SEC Form 4 · accession 0001000229-18-000016

CORE LABORATORIES N V · CLB

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
David M Demshur
Officer — Chief Executive Officer · Director
Period of report
Dec 29, 2017
Accepted (ET)
Jan 3, 2018 · 6:09 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001000229

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common SharesDec 29, 2017M44,085$0.00A308,565D
Common SharesDec 29, 2017F17,202$109.55D291,363D
Common Sharesholding———68,530I401(k) Plan

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Performance SharesF1$0.00Dec 29, 2017M44,085D——Common Shares44,0850D

Explanation of responses