Altitude Acquisition Corp. (Nasdaq: ALTU) was a blank check company formed to pursue a merger, capital stock exchange, asset acquisition, or similar business combination. The company filed a Form 15-12G with the SEC on April 22, 2024, initiating the termination of its registration under Section 12(g) of the Securities Exchange Act of 1934, a step that effectively marks the close of the SPAC's public reporting obligations following the conclusion of its lifecycle. The filing reflects a broader trend among SPACs from the 2021–2022 vintage that wound down without completing a combination as market conditions tightened. For complete filing history, sponsor details, and deal timeline data on ALTU and thousands of other SPACs, sign up for full access at SpacDesk.