Discount retailers like Dollar General have struggled all year. Now, after a drop and rebound, sellers may return to the name. The first pattern on today’s chart is the series of lower highs since May, which have produced a falling trendline. DG is now back at this line. Will the downtrend reassert itself? Prices are also near the 50-day simple moving average. Third, stochastics are dipping from an overbought condition. Finally, consider the high-volume sessions on June 1, August 31 and …

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