NEW YORK (AP) - Stocks are wavering between small gains and losses in afternoon trading Thursday as investors sift through a handful of earnings reports. Drug company Mylan rose, but Signet Jewelers and Dollar General fell after the retailers reported Spectra Energy Corp. (NYSE:SE) stock has moved in a downward direction over the past week, yielding losses for investors. Based on the recent close, the shares have dropped -0.22% over the past five trading days. Looking further out, the stock is 54.54% Box Inc. said its revenue climbed 30% in its latest quarter, though the software maker posted another loss as it spends to grow its business. Shares rose 2.6% in after-hours trading as the loss narrowed from a year earlier and the company lifted its .