Benzinga's Top Upgrades, Downgrades For September 15, 2017 By: Benzinga via Benzinga September 15, 2017 at 09:29 AM EDT Top Upgrades JP Morgan upgraded Southwest Airlines Co. (NYSE: LUV) from Neutral to Overweight. Southwest shares gained 1.09 ... Read More >> Related Stocks: Acuity Brands Inc Altice USA Inc Cl A American Airlines Gp Bemis Company Carnival Corp Celgene Corp Dexcom Inc Dowdupont Inc Dynavax Technologies EnCana Corporation First Solar Freeport-McMoRan Henryschein Dental Company Intercept Pharmaceuticals Morgan Stanley Oclaro PepsiCo Procter & Gamble Red Rock Resorts Inc Regency Centers Corp Retail Opp Invts Cp Southwest Airlines Wendys Company West Pharmaceutical Services