PHLX Oil Service Sector Index (OSX) Options History
Historical options analytics archive for OSX with monthly max pain, implied volatility, gamma exposure, and put/call data.
231 months of complete options data available.
OSX monthly aggregates
Month-by-month rollups derived from the daily snapshot archive for OSX. 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 | 19 | 42.3% | 8.3% | - | $0 | $0 | - |
| 2026-04 | 20 | 38.8% | 6.5% | - | $0 | $0 | - |
| 2026-03 | 22 | 51.3% | 15.3% | $105.00 | $1.4K | -$9.6K | 0.00 |
| 2026-02 | 19 | 38.0% | 8.1% | - | $0 | $0 | - |
| 2026-01 | 20 | 41.5% | 10.4% | - | $0 | $0 | - |
| 2025-12 | 22 | 44.2% | 12.3% | - | $0 | $0 | 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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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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2014
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2013
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2012
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2011
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2010
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2009
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2008
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2007
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