Who Wins From The Air Liquide-Airgas Combo? By: Benzinga via Benzinga November 19, 2015 at 08:30 AM EST Airgas, Inc. (NYSE: ARG) shares have spiked 46 percent in the last 5 trading days, and are trading close to their 52-week high of ... Read More >> Related Stocks: Air Products & Chemicals Airgas L'Air Liquide ADR Praxair