In trading on Friday, shares of SunPower Corp (SPWR) crossed below their 200 day moving average of $8.04, changing hands as low as $8.02 per share. SunPower Corp shares are currently trading down about 2.7% on the day. The chart below shows the one year performance of SPWR shares, versus its 200 day moving average:

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SunPower Corp 200 Day Moving Average Chart

Looking at the chart above, SPWR's low point in its 52 week range is $5.84 per share, with $11.70 as the 52 week high point — that compares with a last trade of $7.94.

According to the ETF Finder at ETF Channel, SPWR makes up 3.58% of the PowerShares WilderHill Clean Energy Portfolio ETF ( PBW) which is trading lower by about 1.3% on the day Friday.