SEC Filing Form 4: Insider Transaction

This filing details insider transactions for COMFORT SYSTEMS USA INC (FIX), specifically focusing on shares of Common Stock traded by Shaeff Julie, the Chief Accounting Officer. On April 1, 2026, Julie Shaeff disposed of a total of 319 shares of Common Stock through a series of transactions. These disposals are related to the forfeiture of shares from restricted stock units (RSUs). The transactions include the forfeiture of 87 shares linked to the first vesting of RSUs granted on March 19, 2025, another 87 shares forfeited from the second vesting of RSUs granted on March 20, 2024, and 145 shares forfeited from the third and final vesting of RSUs granted on March 21, 2023. The forfeiture price for these shares was based on the average of the high and low stock prices on April 1, 2026, which was $1429.595 per share. Following these transactions, Julie Shaeff holds 13,747 shares of Common Stock. The reporting owner is Julie Shaeff, Chief Accounting Officer, and the transactions were reported on Form 4, filed on April 3, 2026.