SPDR Bloomberg Short Term International Treasury Bond ETF (BWZ) IV/HV History

Comparing implied volatility to historical (realized) volatility reveals whether options are priced rich or cheap relative to actual price movement. Persistent gaps can signal trading opportunities.

SPDR Bloomberg Short Term International Treasury Bond ETF (BWZ) operates in the Financial Services sector, specifically the Asset Management industry, with a market capitalization near $296.6M, listed on AMEX, carrying a beta of 0.94 to the broader market. SPDR Series Trust - SPDR Bloomberg Short Term International Treasury Bond ETF is an exchange traded fund launched by State Street Global Advisors, Inc. public since 2009-01-30.

IV/HV history compares implied volatility to realized volatility over time. No recent options activity for BWZ as of 2026-08-31; 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 implied vs realized volatility is reported and how to read the data →