The Keystone Pipeline resumed operations Monday at a reduced pressure as cleanup efforts continue from an oil spill in North ...

A number of other hedge funds and other institutional investors also recently added to or reduced their stakes in the stock. AlphaQuest LLC acquired a new position in shares of Northwest Pipe in ...

The Keystone Pipeline restarted at reduced pressure following an oil spill in North Dakota. Approximately 3,500 barrels of oil spilled onto a farm field near Fort Ransom. The failed pipe section ...