Volatility expands and trends reverse post-OpEx
The speakers argued that monthly options expirations act as short-term market turning points, often reversing prevailing trends and triggering volatility expansion as dealer hedging flows dissipate.
The argument
The guest explained that quiet periods leading into expiration compress volatility, which then expands post-expiration. With the S&P 500 options complex currently 91% call-heavy due to recent rallies, the expiration of these deep-in-the-money contracts is expected to lead to a mild market consolidation or correction.
The thesis, stress-tested
✓ What validates it
- ✓Implied volatility contracts sharply in the week leading up to May OpEx
- ✓S&P 500 consolidates or reverses trend immediately following the May expiration date
▸ Risks discussed
- ▸Strong earnings or macro news can override expiration flows
- ▸Shifts in dealer positioning can alter expected gamma dynamics
Hear it yourself
"And and, you know, every day is a new alleged peace deal that doesn't seem to come to fruition, and you keep thinking that that stuff will wear thin. But even when oil spiked to one fifteen, the market actually didn't didn't care at all. And and so I had thought that there would be this point where the market suddenly cares and that vol would really start to expand, meaning, like, VIX would spike, and it and it just never happened. And and we do in that context, we got just these these were biblical again earnings. I mean, Jim Kramer one point said, I think the Google earnings were the best earnings he's ever seen in his life."
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