Impax Global Infrastructure ETF (BLDX) 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.

Impax Global Infrastructure ETF (BLDX) operates in the Financial Services sector, specifically the Asset Management industry, with a market capitalization near $242.0M, listed on AMEX, carrying a beta of 0.87 to the broader market. BLDX targets infrastructure businesses that support essential global systems and long-term sustainability themes through an actively managed equity portfolio. Led by James Atkinson, public since 2026-02-03.

Open interest history tracks how outstanding options contracts change over time. No recent options activity for BLDX as of 2026-06-02; 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 →