State Street SPDR Portfolio Mortgage Backed Bond ETF (SPMB) Options History

Historical options analytics archive for SPMB with monthly max pain, implied volatility, gamma exposure, and put/call data.

62 months of complete options data available.

SPMB monthly aggregates over the last 6 months: ATM IV, max pain, net GEX, and put/call ratioAverage ATM IVAverage ATM IV30%35%40%45%25-1226-0126-0226-0326-0426-05MonthIVMonth-End Net GEXMonth-End Net GEX-$3.0K-$2.0K-$1.0K$025-1226-0126-0226-0326-0426-05MonthGEX
Month-by-month aggregates from the SPMB daily snapshot archive. IV and P/C are averages across days in the month; max pain and net GEX are end-of-month values.

SPMB monthly aggregates

Month-by-month rollups derived from the daily snapshot archive for SPMB. Volatility and put/call columns are averages across trading days within the month; max pain, net GEX, and net DEX are the end-of-month values (last trading day of the month).

MonthDaysAvg ATM IVAvg IV RankEnd Max PainEnd Net GEXEnd Net DEXAvg P/C
2026-052042.1%22.9%--$82$1.4K0.00
2026-041945.8%26.4%-$0$0-
2026-032240.4%24.5%-$0$0-
2026-021929.4%17.7%$21.00-$3.4K$19.8K-
2026-012033.9%19.2%--$4.0K$28.2K-
2025-122232.1%16.5%-$0$0-

2026

Jan | Feb | Mar | Apr | May

2025

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2024

Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec

2023

Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec

2022

Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec

2021

Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec