S&P 100 Index (European-style options) (XEO) Options History
Historical options analytics archive for XEO with monthly max pain, implied volatility, gamma exposure, and put/call data.
233 months of complete options data available.
XEO monthly aggregates
Month-by-month rollups derived from the daily snapshot archive for XEO. 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).
| Month | Days | Avg ATM IV | Avg IV Rank | End Max Pain | End Net GEX | End Net DEX | Avg P/C |
|---|---|---|---|---|---|---|---|
| 2026-05 | 20 | 15.3% | 27.3% | - | $1.4M | -$11.0M | 0.00 |
| 2026-04 | 21 | 17.2% | 28.2% | $3010.00 | $982.3K | -$8.1M | 0.00 |
| 2026-03 | 22 | 21.6% | 37.6% | $3180.00 | -$400.3K | $1.5M | 0.04 |
| 2026-02 | 19 | 16.2% | 18.6% | $3400.00 | $460.9K | $378.6K | 0.00 |
| 2026-01 | 20 | 13.5% | 10.6% | $3200.00 | $272.0K | $177.8K | 0.00 |
| 2025-12 | 22 | 13.2% | 13.5% | $2800.00 | -$8.3K | $1.4M | 0.00 |
2026
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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