Brian E. Lane, an officer and director at Comfort Systems USA, Inc., has filed a Form 144 with the SEC, signaling plans to sell 11,113 shares of the company’s common stock.7273
Filing Details
The filing, dated May 5, 2026, lists Morgan Stanley Smith Barney LLC as the broker handling the transaction. The shares carry an aggregate market value of approximately $21.89 million, based on current pricing. Lane intends to execute the sale around May 5, 2026, on the NYSE.70
These shares originated from compensation awards: 6,679 shares acquired on April 1, 2025, and 4,434 shares on March 19, 2025. Comfort Systems USA reports 35,202,424 shares outstanding as of the filing date.
Recent Activity
In the past three months, Lane sold 9,365 shares on February 25, 2026, generating gross proceeds of $13.61 million. The Form 144 confirms no undisclosed material information that could adversely affect the company’s operations.71
Form 144 filings provide transparency for proposed sales by company insiders under SEC Rule 144, allowing affiliates to sell restricted or control securities after meeting holding periods.

