Get Comfort Systems USA alerts:Comfort Systems USA Stock Up 3.1%Comfort Systems USA stock opened at $806.24 on Friday. Comfort Systems USA, Inc. has a twelve month low of $276.44 and a twelve month high of $825.00. Comfort Systems USA Increases DividendComfort Systems USA ( NYSE:FIX Get Free Report ) last posted its quarterly earnings results on Thursday, July 24th. Visit HoldingsChannel.com to get the latest 13F filings and insider trades for Comfort Systems USA, Inc. (NYSE:FIX – Free Report). Receive News & Ratings for Comfort Systems USA Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Comfort Systems USA and related companies with MarketBeat.com's FREE daily email newsletter.