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$ SEC Filings

Filing Filed On
DEFA14A 27 Apr 2023
DEFA14A 29 Apr 2022
DEFA14A 09 Jul 2021
DEFA14A 04 May 2020
DEFA14A 23 Apr 2020
DEFA14A 25 Apr 2019
8-K 06 Nov 2018
8-K 26 Oct 2018
8-K 17 Oct 2018
DEFA14A 26 Apr 2018
8-K 09 May 2017
ESTE-8K-20170410 11 Apr 2017
8-K 23 Mar 2017
ESTE-8K-20170317 17 Mar 2017
ESTE-8K-20170222 23 Feb 2017
ESTE-8K-20170213 14 Feb 2017
8-K 08 Nov 2016
DEFA14A 04 Oct 2016
REMINDER LETTER 02 Dec 2014
ADDITIONAL MATERIALS 26 Jul 2013