Castellum, Inc. (CTM) 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.

Castellum, Inc. (CTM) operates in the Technology sector, specifically the Information Technology Services industry, with a market capitalization near $76.7M, listed on AMEX, employing roughly 238 people, carrying a beta of -4.44 to the broader market. Castellum, Inc. Led by Glen R. Ives, public since 2022-10-13.

Open interest history tracks how outstanding options contracts change over time. No recent options activity for CTM 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 →