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HACKETT GROUP, INC. — DEFA14A Filings

23 DEFA14A filings on record

This page lists all DEFA14A filings submitted to the SEC by HACKETT GROUP, INC. (HCKT), sorted by most recent first. Each row links to the full filing on EdgarLookup. HACKETT GROUP, INC. has filed 23 DEFA14A documents with the SEC since 1998. To view all SEC filings by HACKETT GROUP, INC., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-Q 10-Q/A 3 4 4/A 424B3 424B4 5 5/A 8-A12G 8-K 8-K/A ARS CORRESP DEF 14A DEFA14A NT 10-K NT 10-Q PRE 14A S-1 S-1/A S-3 S-3/A S-4 S-8 SC 13D SC 13D/A SC 13G SC 13G/A SC TO-C SC TO-I SC TO-I/A SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
DEFA14A DEFA14A 0001193125-26-117701 Mar 20, 2026
DEFA14A DEFA14A 0001193125-25-060323 Mar 21, 2025
DEFA14A DEFA14A 0001193125-24-075004 Mar 22, 2024
DEFA14A DEFA14A 0001193125-23-077866 Mar 23, 2023
DEFA14A DEFA14A 0001193125-22-083995 Mar 24, 2022
DEFA14A DEFA14A 0001193125-21-092758 Mar 24, 2021
DEFA14A DEFA14A 0001193125-20-105569 Apr 14, 2020
DEFA14A DEFA14A 0001193125-20-078975 Mar 19, 2020
DEFA14A DEFA14A 0001193125-19-083421 Mar 22, 2019
DEFA14A DEFA14A 0001564590-18-006692 Mar 23, 2018
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-17-095632 Mar 24, 2017
DEFA14A DEFA14A 0001193125-16-516389 Mar 24, 2016
DEFA14A DEFA14A 0001193125-15-104701 Mar 25, 2015
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0000947871-14-000235 Apr 21, 2014
DEFA14A DEFA14A 0001193125-14-109650 Mar 21, 2014
DEFA14A DEFA14A 0001193125-13-121696 Mar 22, 2013
DEFA14A DEFA14A 0001193125-12-128380 Mar 23, 2012
DEFA14A DEFINITIVE ADDITIONAL MATERIAL 0001193125-11-137200 May 12, 2011
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-11-131070 May 9, 2011
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-11-078038 Mar 25, 2011
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-10-068570 Mar 26, 2010
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-09-064263 Mar 26, 2009
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-08-075177 Apr 4, 2008