
Lower crude oil prices on Friday left West Texas Intermediate crude down 3% and Brent crude down 1% for the week.
Traders and investors were worried about negative economic news from both the U.S. and China, in addition to more signs of a growing supply.
West Texas Intermediate fell 87 cents for the day or 1.3% and settled at $65.15 a barrel on the New York Mercantile Exchange.
Brent crude finished 74 cents or 1.1% lower to $68.44 a barrel.
Those were the lowest settlement levels for Brent since July 4 and WTI since June 30.
For the week, Brent was down about 1% with WTI down about 3%.
Friday proved to be a down day for most Oklahoma energy stocks, including Stardust Power with a 4% decline. Gulfport Energy fell 3% but Ovintiv finished up 4%.
