F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL) 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.

F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL) operates in the Financial Services sector, specifically the Asset Management - Bonds industry, with a market capitalization near $82.2M, listed on NASDAQ, carrying a beta of -0.04 to the broader market. RBIL stands out as the pioneering exchange-traded fund dedicated solely to ultra-short, high-quality Treasury Inflation-Protected Securities (TIPS). public since 2025-02-25.

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