Comfort Systems USA TodayFIXComfort Systems USA$689.97 -13.33 (-1.90$272.92▼$718.40Dividend Yield0.26$635.60Add to WatchlistSuppose you heard mention of a stock that’s ridden the artificial intelligence wave to a 1,300% gain over the last five years. In that scenario, you’d probably envision industries like semiconductors, computer software, or maybe cybersecurity. You’d likely NOT think of an industrial conglomerate that installs air conditioning, but sometimes m ...