These Stocks Tend to Rally in August (Seasonality) By: TalkMarkets July 29, 2017 at 20:44 PM EDT August is a poor month for stocks, but these stocks have still managed to climb at least 70% of the time and produce as much as 7% gains on average. . . Read More >> Related Stocks: Aqua America Coherent Corp Haemonetics Corp Scotts Miracle-Gro Company Xilinx