Strike Selection

How does the EDR indicator combined with RSAi skew analysis determine the selection of the 0.70, 1.15, or 1.60 credit tiers for daily SPX Iron Condor trades?

Russell Clark · Author of SPX Mastery · Founder, VixShield · May 16, 2026 · 0 views
EDR RSAi credit tiers skew analysis iron condor selection

VixShield Answer

At VixShield, we rely on a precise integration of the EDR Expected Daily Range indicator and our proprietary RSAi Rapid Skew AI to select the appropriate credit tier for our 1DTE SPX Iron Condor trades each trading day. The process begins at 3:05 PM CST after the SPX close, when signals cascade through our system. Russell Clark's SPX Mastery methodology emphasizes that these tools work together to match market conditions with one of three risk tiers: Conservative targeting a 0.70 credit with an approximate 90 percent win rate, Balanced at 1.15 credit, or Aggressive seeking 1.60 credit. The EDR formula blends short-term implied volatility from VIX9D and 20-day historical volatility, producing a projected daily range percentage such as the recent 0.4047 percent reading that clearly favored Conservative and Balanced entries. When EDR stays below our 0.94 percent threshold and VIX remains under 20, as it did at the recent 17.51 close, the system defaults toward lower-risk tiers to align with contained volatility. RSAi then layers in real-time skew assessment by analyzing the options volatility surface, last four hours of VIX momentum, and SPX positioning relative to VWAP. This AI-driven step fine-tunes strike placement, adjusting wings in five-dollar increments until the exact premium target is achieved in roughly 253 milliseconds. For instance, with SPX at 7500.84 and VIX at 17.51 showing mild contango via our Contango Indicator, RSAi might widen the put side slightly on positive skew while tightening calls, delivering the Conservative 0.70 credit without exceeding a 0.18 delta cap. In higher EDR environments above 0.94 percent or VIX spikes toward 20, the system shifts to Balanced or pauses Aggressive entirely per our VIX Risk Scaling rules, ensuring we never overextend. This combination supports our Set and Forget approach with no stop losses, allowing Theta Time Shift to recover any threatened positions by rolling to one-to-seven DTE on EDR triggers before shifting back on VWAP pullbacks. The ALVH Adaptive Layered VIX Hedge runs in parallel across short, medium, and long VIX calls in a four-four-two ratio, cutting drawdowns by 35 to 40 percent at an annual cost of just one to two percent of account value. Position sizing remains capped at 10 percent of balance, and only the Conservative tier integrates with PickMyTrade for auto-execution. Our backtested results from 2015 to 2025 confirm win rates between 82 and 84 percent within the Unlimited Cash System framework. All trading involves substantial risk of loss and is not suitable for all investors. To master these mechanics yourself, explore our SPX Mastery resources and join the VixShield community for daily signals, EDR indicator access, and live refinement sessions. (Word count: 478)
⚠️ Risk Disclaimer: Options trading involves substantial risk of loss and is not appropriate for all investors. The information on this page is educational only and does not constitute financial advice or a recommendation to buy or sell any security. Past performance is not indicative of future results. Always consult a qualified financial professional before trading.

💬 Community Pulse

Community traders often approach this topic by emphasizing the importance of combining volatility forecasts with real-time options data for consistent income generation. A common misconception is that tier selection relies solely on VIX levels, whereas experienced participants highlight how EDR provides the range projection while RSAi adjusts for skew to hit precise credit targets without manual overrides. Many note that in calm markets with low EDR readings, Conservative setups dominate due to their high win probability, but shifts occur quickly when volatility expands. Discussions frequently reference the value of Set and Forget discipline paired with layered VIX protection, viewing the daily 3:05 PM CST timing as essential for avoiding intraday noise. Overall, the consensus stresses systematic rules over discretion, with traders sharing how mastering these tools has improved their theta-positive results while maintaining strict risk parameters across varying market regimes.
📖 Glossary Terms Referenced

APA Citation

Clark, R. (2026). How does the EDR indicator combined with RSAi skew analysis determine the selection of the 0.70, 1.15, or 1.60 credit tiers for daily SPX Iron Condor trades?. VixShield. https://www.vixshield.com/ask/how-exactly-does-the-edr-indicator-combined-with-rsai-skew-decide-between-070-115-or-160-credit-tiers-daily

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