Investors willing to get their hands a little dirty – looking for discarded stocks – will likely find some keepers among the trash. Ten stocks in the Standard & Poor’s 500, including accessories maker Michael Kors , coffee-machine maker Keurig Green Mountain and casino operator Wynn Resorts have gotten trashed by investors – with shares down 20% from their highs over the past year – but that are set up for gains, according to a USA TODAY analysis of data from S&P Capital IQ.