iShares Short Duration High Yield Muni Active ETF (SHYM) 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 Short Duration High Yield Muni Active ETF (SHYM) operates in the Financial Services sector, specifically the Asset Management industry, with a market capitalization near $394.1M, listed on CBOE, carrying a beta of 0.40 to the broader market. iShares Short Duration High Yield Muni Active ETF (the “Fund”) primarily seeks to maximize tax free current income and secondarily seeks to maximize capital appreciation with a portfolio composed principally of high yield and other income generating U. public since 2021-03-19.

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