SP Acquisition Holdings, Inc., which traded on the New York Stock Exchange under the ticker DSP, was a blank check company sponsored by affiliates of Steel Partners Holdings, the diversified industrial-focused activist investment firm led by Warren Lichtenstein. The company completed its initial public offering in 2007 and was formed to pursue acquisitions in the industrial and manufacturing sectors, consistent with Steel Partners' longstanding investment focus. On October 16, 2009, SP Acquisition Holdings filed a Form 15-12B with the SEC to terminate the registration of its securities under Section 12(b) of the Securities Exchange Act, effectively deregistering from the NYSE. For complete filing history, deal timelines, and sponsor data on DSP and hundreds of other SPACs, create a free account at SpacDesk.