COMFORT SYSTEMS USA INC - Form 4 Filing

This Form 4 filing reports a transaction by Pablo G. Mercado, a director at COMFORT SYSTEMS USA INC. On February 23, 2026, Mr. Mercado disposed of 500 shares of Common Stock at an average price of $1405 per share. Following this transaction, Mr. Mercado owns 3500 shares of Common Stock. The filing was signed by Rachel R. Eslicker, Attorney-in-Fact, on February 24, 2026. Further details regarding the specific prices and number of shares sold are available upon request from the Company's Office of the General Counsel, as indicated by footnote F1.