Shares of the heating, ventilation and air conditioning company have depreciated by 6.12% over the course of the past month, underperforming the Construction sector's loss of 3.41% and the S&P 500's gain of 3.96%. Based on our research, we believe these estimate revisions are directly related to near-team stock moves. To utilize this, we have created the Zacks Rank, a proprietary model that integrates these estimate changes and provides a functional rating system. In terms of valuation, Comfort Systems is c ...