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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001000229-18-000012
Filing Date
2018-01-03
Accepted
2018-01-03 18:07:54
Documents
1
Period of Report
2017-12-29

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_151502086079839.html 4  
1 FORM 4 wf-form4_151502086079839.xml 4 7693
  Complete submission text file 0001000229-18-000012.txt   9022
Mailing Address 6316 WINDFERN HOUSTON TX 77040
Business Address STRAWINSKYLAAN 913 TOWER A, LEVEL 9 1077 XX AMSTERDAM P7 1077 XX 3124203191
CORE LABORATORIES N V (Issuer) CIK: 0001000229 (see all company filings)

IRS No.: 000000000 | State of Incorp.: P7 | Fiscal Year End: 1231
SIC: 1389 Oil & Gas Field Services, NEC

Mailing Address 6316 WINDFERN HOUSTON TX 77040
Business Address
Elvig Mark F (Reporting) CIK: 0001435153 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-14273 | Film No.: 18507250