Apple's stock slid 3 percent after The Wall Street Journal reported that the company has cut its orders for iPhone 5 components due to weak demand.
The Dow Jones industrial average edged up four points 13,492 shortly after the opening bell Monday. The Standard & Poor's 500 index was off a point at 1,471 and the Nasdaq fell six points to 3,119.
Bernanke is expected to speak in a question-and-answer session in Michigan beginning at 4 p.m. ET, just as the stock market closes.
Also on tap this week are earnings reports from major banks including JPMorgan Chase, Bank of America and Goldman Sachs.
U.S. stocks hit a five-year high last Thursday.