The September swoon playbook: Avoid Apple, buy Nike By: CNBC.com News August 28, 2015 at 12:23 PM EDT August and September are historically the worst months of the year for stocks. So what's an investor to do? Here's a playbook. Read More >> Related Stocks: Amazon.com Apple Humana Mylan Nike Inc Office Depot PattersonCompanies Sentinelone Inc Cl A Staples