FirstMark Horizon Acquisition Corp. (Nasdaq: FMAC) is a blank-check company sponsored by FirstMark Capital, the New York-based venture firm recognized for early-stage technology investments in companies such as Pinterest, Airbnb, and Discord. FMAC completed its initial public offering in 2021, targeting acquisition opportunities within the technology sector. The company filed its annual report on Form 10-K with the SEC on March 28, 2022, documenting its fiscal year activities as it evaluated potential business combination candidates. FirstMark Capital's established presence across consumer internet and enterprise software positions FMAC squarely within the high-growth technology deal landscape. Sign up at SpacDesk for full filing history, sponsor profiles, and real-time SPAC deal tracking.