iShares Mortgage-Backed Securities Active ETF (MBBA) 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 Mortgage-Backed Securities Active ETF (MBBA) operates in the Financial Services sector, specifically the Asset Management - Bonds industry, with a market capitalization near $125.3M, listed on CBOE, carrying a beta of 1.09 to the broader market. The investment objective of iShares Mortgage-Backed Securities Active ETF (the “Fund”) is to seek to maximize total return, consistent with income generation and prudent investment management. Led by Matthew Kraeger, public since 2026-01-26.

Open interest history tracks how outstanding options contracts change over time. No recent options activity for MBBA as of 2026-06-01; 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 →