T. Rowe Price Long Municipal Income ETF (TMNL) 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.

T. Rowe Price Long Municipal Income ETF (TMNL) operates in the Financial Services sector, specifically the Asset Management industry, with a market capitalization near $22.7M, listed on NASDAQ, employing roughly 148 people, carrying a beta of 0.16 to the broader market. TMNL invests in municipal securities, including relevant derivates, that generate income exempt from regular federal income taxes. Led by Gavin MacBeath, public since 2025-11-21.

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