iShares CMBS ETF (CMBS) 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.

iShares CMBS ETF (CMBS) operates in the Financial Services sector, specifically the Asset Management - Bonds industry, with a market capitalization near $481.2M, listed on AMEX, carrying a beta of 0.69 to the broader market. The iShares CMBS ETF seeks to track the investment results of an index composed of investment-grade commercial mortgage-backed securities. public since 2012-02-16.

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