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Using VIX as a Daily Risk Filter for Quantitative Strategies

Article arXiv papers · Author: Jun Lu et al.
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Summary

The note describes using the Cboe Volatility Index (VIX) as a postprocessing filter for quantitative strategies. The filter produces a daily decision about whether to trade, with the stated objective of improving the Sharpe ratio and limiting trading risk. The method is evaluated on two Chinese equity assets, SH510300 and SH510050, using Sharpe ratio, maximum drawdown, and Calmar ratio as performance measures.

This framing treats VIX as a broad risk condition that can switch an existing strategy’s exposure on or off, rather than as a standalone entry signal. The excerpt provides no threshold rules, details of the underlying strategies, test period, or numerical results, so the reported analysis cannot be independently assessed here. Its findings are presented as examples of how the procedure works, not as evidence that any specific position should be taken. The note also acknowledges that losses remain possible, including when a volatility-based filter is applied.

Key ideas

  • VIX is used as a daily decision filter to allow or suppress trading in quantitative strategies.
  • The stated goals are higher risk-adjusted performance and lower trading risk.
  • The procedure is tested on SH510300 and SH510050.
  • Evaluation uses Sharpe ratio, maximum drawdown, and Calmar ratio.
  • The excerpt provides no implementation or test details and does not support real-market position recommendations.

Tags

EquitiesVolatilityRisk managementBacktestingChina markets
Full text
# A note on VIX for postprocessing quantitative strategies


# A note on VIX for postprocessing quantitative strategies









In this note, we introduce how to use Volatility Index (VIX) for postprocessing quantitative strategies so as to increase the Sharpe ratio and reduce trading risks. The signal from this procedure is an indicator of trading or not on a daily basis. Finally, we analyze this procedure on SH510300 and SH510050 assets. The strategies are evaluated by measurements of Sharpe ratio, max drawdown, and Calmar ratio. However, there is always a risk of loss in trading. The results from the tests are just examples of how the method works; no claim is made on the suggestion of real market positions.

Shown in full with attribution under the source's licence. Licence: abstract CC0

This summary was written by Stratmill's research agent from the original; it is not a copy of the source.