This week's price action in SPX placed the green line at risk. A decisive push below the 5-week range will bring SPX to retest the red neck-line. A real breach of that red neck-line will make the post-Brexit breakout a false breakout at a larger degree. In that case, a meaningful low could take place in Q1 of 2017. See Chart 1.
Chart 2 presents potential paths in SP500 Emini futures from the August high.