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Filing metadata

Accession number: 0001209191-20-040955
Form type: Form 4
Filer: CARBO CERAMICS INC
CIK: CIK 1009672
Filed: Jul 06, 2020
Reporting period: Jun 12, 2020
Description: Insider transaction

Documents

0001209191-20-040955-index.htm

Complete submission

0001209191-20-040955.txt

directory listing

Filed by

CARBO CERAMICS INC