Oyster Enterprises Acquisition Corp. (Nasdaq: OSTR) was a blank-check company sponsored by Oyster Enterprises that completed its initial public offering in 2021. The SPAC was formed to pursue a business combination target in the general industrials and services sector. On December 29, 2022, the company filed a Form 15-12G with the SEC, moving to terminate the registration of its securities under Section 12(g) of the Securities Exchange Act and suspend its public reporting obligations — a step that typically follows either the completion of a business combination or the winding down of the vehicle. The filing, bearing accession number 0001104659-22-130928, marked the close of OSTR's life as a registered public entity. Sign up at SpacDesk for full filing history, timeline analytics, and deal data on OSTR and hundreds of other SPACs.