Dealer gamma indicates stability through SPX 7,000, although expiration dynamics and a potential put skew unwind could trigger reflexive upside if that level is breached. Read our full weekly analysis: https://t.co/sk0ViuP0W7

This OPEX is a fairly standard size OPEX, with about $600 bn on delta expiring. That's ~1/2 of a quarterly OPEX. You can see that calls and puts are relatively equal in size (right side), which makes sense based off...

In the spirit of committing chart crimes, here is the single stock PC ratio vs the VIX (green). VIX, a proxy for SPX IV, is clearly lagging. Likely unrelated is that VIX exp is tomorrow... https://t.co/ygiUeMv38z
The S&P 500 may appear calm on the surface, yet index-stock dispersion has increased dramatically and SPX has now slipped below the critical 6,900 level. With put skew rising and VIX expiration ahead, volatility risk is building. Read our latest...

SPX 0DTE set a record at 70.5% percent of total SPX volume on 2/11. https://t.co/Mt3ulp1iSt

SPX put skew is really starting to warm up here, while ATM IV remains relatively subdued. If SPX 30) https://t.co/p9qsHp8nHk