ExxonMobil's Bakken production is up 75% from a year ago and the company is running ten rigs across the area.

Exxon's XTO subsidiary operates the more than 585,000 net acres prospective for the Bakken.

The company has also fully integrated the assets that were purchased from Denbury late last year. Read more about the deal in the article Denbury - Exxon Deal Includes Bakken Acreage and CO2 Assets