ProShares - Nasdaq-100 Dynamic Buffer ETF (QB) 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.

ProShares - Nasdaq-100 Dynamic Buffer ETF (QB) operates in the Financial Services sector, specifically the Asset Management - Global industry, with a market capitalization near $2.8M, listed on NASDAQ, carrying a beta of 0.35 to the broader market. An exchange-traded fund (ETF) offered by ProShares, which provides dynamically buffered exposure to the Nasdaq-100 index. public since 2025-06-24.

Open interest history tracks how outstanding options contracts change over time. No recent options activity for QB as of 2026-07-17; 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 →