In trading on Wednesday, shares of Valero Energy Corp. (VLO - Get Report) crossed below their 200 day moving average of $48.78, changing hands as low as $48.31 per share. Valero Energy Corp. shares are currently trading down about 0.5% on the day. The chart below shows the one year performance of VLO shares, versus its 200 day moving average:

Click here to find out which 9 other energy stocks recently crossed below their 200 day moving average »

Valero Energy Corp. 200 Day Moving Average Chart

Looking at the chart above, VLO's low point in its 52 week range is $33.20 per share, with $59.69 as the 52 week high point — that compares with a last trade of $48.87.

According to the ETF Finder at ETF Channel, VLO makes up 4.19% of the PowerShares Dynamic Energy Exploration & Production Portfolio ETF ( PXE) which is trading relatively unchanged on the day Wednesday.