June 15 Pre-Market: Mildly constructive early, but choppy and volatile; initial strong pinning at 7525

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June 18 Updates: 1, 2, 3

June 18 OPEX: Divergent A.M. and P.M. Regimes Driven by Dealer Hedging Priorities

June 17 Update: 4

June 17 Updates: 3 -- Gamma and Delta flipped to Negative; this is a significant deterioration from earlier today