FirstMark Horizon Acquisition Corp. (FMAC) Open Interest History

Open interest tracks the total number of outstanding options contracts. Rising OI alongside price moves can indicate growing commitment to the trend; declining OI suggests positions are being closed.

FirstMark Horizon Acquisition Corp. (FMAC) operates in the Financial Services sector, specifically the Shell Companies industry, listed on NYSE, carrying a beta of 0.00 to the broader market. FirstMark Horizon Acquisition Corp. public since 2020-12-15.

Open interest history tracks how outstanding options contracts change over time. No recent options activity for FMAC as of 2026-06-02; this typically reflects low options liquidity, a recently listed name, or a temporary data feed delay. Snapshot will refresh on the next active session.

Learn how open interest is reported and how to read the data →