Murphy USA (MUSA) shares were lower Friday after Raymond James downgraded the stock to market perform from outperform.
The stock was down about 0.7% in recent trading after falling as much as 3.5% earlier.
Trading volume stood at over 467,000 shares against a daily average of about 273,000.
Price: 441.75, Change: -2.31, Percent Change: -0.52