What Happens to S&P 500 ETF (SPY) When the Convex Risk Appetite Index Collapses?
What happens when the Convex Risk Appetite Index collapses into extreme fear? Composite of VIX, credit spreads, put-call ratios, and positioning.
How S&P 500 ETF (SPY) Responds
Scenario Background
The Convex Risk Appetite Index aggregates volatility (VIX), credit spreads, put-call ratios, equity positioning, and safe-haven flows into a unified sentiment gauge. A collapse into extreme fear territory indicates broad-based risk aversion across multiple dimensions simultaneously: hedging activity, credit stress, volatility, and defensive positioning.
Read full scenario analysis →Historical Context
The index has collapsed into extreme fear during major stress events: late 2008 (Lehman), August 2011 (US debt downgrade), August 2015 (China devaluation), December 2018 (Powell pivot), March 2020 (COVID), and October 2022 (UK gilt crisis). In each case, forward 12-month S&P 500 returns exceeded 15% from the extreme fear nadir. The March 2020 reading was the most extreme in the series history, producing 70%+ forward returns. The 2008 episode saw multiple consecutive extreme fear readings before ...
What to Watch For
- •VIX spiking above 35 alongside credit widening
- •Put-call ratio above 1.3
- •AAII bearish readings above 50%
- •Forward P/E compressing to 15x or below
- •Insider buying activity rising sharply
Other Assets When the Convex Risk Appetite Index Collapses
Other Scenarios Affecting S&P 500 ETF (SPY)
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