Benzinga's Top Downgrades By: Benzinga via Benzinga October 21, 2016 at 09:01 AM EDT Goldman Sachs downgraded PPG Industries, Inc. (NYSE: PPG) from Buy to Neutral. The price target for PPG has been ... Read More >> Related Stocks: Gastar Exploration Heartland Express PPG Indus Signature Bank Skechers USA Ord Shs Cl A Union Pacific Yahoo