The last few days have seen a strong move higher for ES. If it can close > 1706 on Tuesday it will mark the 4th day in a row in which it has closed above the previous day's high. That is something that has happened about 3 times per year since 2000. Below is a table showing overnight performance following such instances.
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Written by Rob Hanna, Founder, Quantifiable Edges and Overnight Edges, TradeStation.