Fund overview.

You can find a list of the fund's top 25 holdings here.

Among its holdings:Schlumberger Ltd and National Oilwell Varco

"Schlumberger Limited is the world's leading oilfield services company supplying technology, information solutions and integrated project management that optimize reservoir performance for customers working in the oil and gas industry."

"National Oilwell Varco is a worldwide leader in providing major mechanical components for land and offshore drilling rigs."