STG Group, Inc., trading under the ticker GDEF, is a special purpose acquisition company that targeted the defense and government information technology sector. The company filed an 8-K with the Securities and Exchange Commission on December 2, 2015, under accession number 0001144204-15-069041, reflecting a material corporate event during its life cycle as a public entity. STG Group pursued opportunities within the government services and defense technology industry, a sector that drew significant SPAC activity during the mid-2010s wave of blank-check vehicle formations. The company's SPAC structure was consistent with vehicles of that era focused on defense contracting and federal IT services. For complete filing history, sponsor details, and deal timeline data on GDEF and hundreds of other SPACs, sign up for full access at SpacDesk.