Morgan Stanley China A Share Fund, Inc. (CAF) Options History

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

132 months of complete options data available.

CAF monthly aggregates over the last 6 months: ATM IV, max pain, net GEX, and put/call ratioAverage ATM IVAverage ATM IV40%60%80%100%120%25-1226-0126-0226-0326-0426-05MonthIVMonth-End Max PainMonth-End Max Pain$15$20$25$3026-0126-0226-0226-0326-0326-0426-04MonthStrike ($)Month-End Net GEXMonth-End Net GEX-$6.0K-$4.0K-$2.0K$0$2.0K25-1226-0126-0226-0326-0426-05MonthGEXAverage P/C RatioAverage P/C Ratio-1.00-0.500.000.501.0025-1226-0126-0226-0326-0426-05MonthP/C
Month-by-month aggregates from the CAF daily snapshot archive. IV and P/C are averages across days in the month; max pain and net GEX are end-of-month values.

CAF monthly aggregates

Month-by-month rollups derived from the daily snapshot archive for CAF. 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
2026-0520112.4%25.7%-$1.0K-$17.2K0.00
2026-0421133.0%30.5%$12.50$1.4K-$39.5K0.00
2026-032265.7%17.0%$30.00-$6.7K$690.6K0.00
2026-021936.7%9.9%$17.50$2.1K-$43.9K0.00
2026-012048.8%17.9%$17.50$3.1K-$62.4K0.00
2025-122246.7%16.5%-$134-$1.5K0.00

2026

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2025

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2024

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2023

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2022

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2021

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2020

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2019

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2018

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2017

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2016

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2015

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