Stocks were trading moderately higher at midday Monday as they attempted to recover from Friday’s sell-off. Volume was trading significantly lighter in the stock market today. The Nasdaq rose 0.1%; the S&P 500 gained 0.3% and the Dow Jones industrial average climbed 0.7%. Apple (AAPL) was up 1% ahead of its 10 a.m. Pacific Time event, where it is expected to announce new details of the Apple Watch.