Leading the way were Northern Oil & Gas (NYSEMKT: NOG) and Devon Energy (NYSE: DVN), both up 9%. The stock market finished lower on Wednesday afternoon, losing ground late in the session to send all three major benchmarks down. News from the Federal Reserve showed a continued willingness to keep interest rates at rock-bottom levels, but investors weren't entirely comfortable with the central bank taking note of the recent rise in inflationary pressures.