SunPower Corp. (NASDAQ: SPWR) short interest decreased by 15.7% to 27.14 million shares, or 29.4% of the company's float. In the short interest period, the share price fell by about 1.7%. The stock's 52-week range is $6.00 to $31.10, and it closed at $7.65 on Friday, up about 0.8%. Days to cover rose from six to nine.