U.S. Defense ETF (DUTY) 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.

U.S. Defense ETF (DUTY) operates in the Financial Services sector, specifically the Asset Management industry, with a market capitalization near $686,308, listed on AMEX, carrying a beta of 3.57 to the broader market. This exchange-traded fund focuses on equity holdings of companies that derive a minimum of 50% of their income from specific defense sectors. public since 2026-04-08.

Open interest history tracks how outstanding options contracts change over time. No recent options activity for DUTY as of 2026-08-31; 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 →