State Street SPDR Portfolio Mortgage Backed Bond ETF (SPMB) Volatility Skew

Implied volatility skew shows how IV varies across strike prices for a given expiration. Steeper skews indicate higher demand for downside protection relative to upside speculation.

Snapshot as of Apr 2, 2026.

Spot Price

$22.38

ATM IV

69.5%

IV Skew 25Δ

0.01