$PTEN SEC Filings

Filing Filed On
FORM 4/A SUBMISSION 04 Mar 2024
FORM 4/A SUBMISSION 04 Mar 2024
FORM 4/A SUBMISSION 18 Sep 2023
FORM 4/A SUBMISSION 17 Jun 2013
FORM 4/A SUBMISSION 03 Apr 2007
FORM 4/A SUBMISSION 23 Feb 2007