Brian E. Lane plans sale of 16,024 Comfort Systems shares

COMFORT SYSTEMS USA, INC.

Rhea-AI Filing Summary

COMFORT SYSTEMS USA, INC. (FIX) received a notice under Rule 144 that Brian E. Lane intends to sell up to 16,024 shares of common stock through Morgan Stanley Smith Barney LLC on or about August 26, 2026, with the shares listed on the NYSE.

The filing lists an aggregate market value of $25,769,923.39 for the planned sale and states that 35,194,329 common shares were outstanding. The shares being sold trace back to equity compensation awards granted in 2016 and 2017 as compensation from the issuer.

Key Figures

Shares to be sold: 16,024 shares of common stock Aggregate market value: $25,769,923.39 Shares outstanding: 35,194,329 shares +3 more

6 metrics

Shares to be sold 16,024 shares of common stock Planned Rule 144 sale by Brian E. Lane

Aggregate market value $25,769,923.39 Aggregate market value for 16,024 COMFORT SYSTEMS USA, INC. shares

Shares outstanding 35,194,329 shares Common shares outstanding referenced in the Form 144

Compensation grant 1 2,629 shares Compensation from issuer dated March 8, 2017

Compensation grant 2 13,395 shares Compensation from issuer dated March 23, 2016

Approximate sale date 08/26/2026 Approximate date of the planned Rule 144 sale

Key Terms

Rule 144, Securities To Be Sold, aggregate market value

3 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Securities To Be Sold financial

"144: Securities To Be Sold Common | 03/08/2017 | Compensation"

aggregate market value financial

"Common | Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 | 16024 | 25769923.39 |"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 filing report for COMFORT SYSTEMS USA, INC. (FIX)?

It reports that Brian E. Lane plans to sell up to 16,024 shares of COMFORT SYSTEMS USA, INC. common stock under Rule 144, through Morgan Stanley Smith Barney LLC, with an approximate sale date of August 26, 2026 on the NYSE.

How many COMFORT SYSTEMS USA, INC. (FIX) shares are planned to be sold?

The notice covers up to 16,024 shares of common stock of COMFORT SYSTEMS USA, INC. to be sold under Rule 144 through Morgan Stanley Smith Barney LLC.

What is the aggregate market value of the planned FIX share sale?

The Form 144 states an aggregate market value of $25,769,923.39 for the planned sale of 16,024 COMFORT SYSTEMS USA, INC. common shares.

How many COMFORT SYSTEMS USA, INC. (FIX) shares were outstanding as referenced in this filing?

The filing states that 35,194,329 shares of COMFORT SYSTEMS USA, INC. common stock were outstanding, as context for the Rule 144 sale notice.

What is the source of the COMFORT SYSTEMS USA, INC. (FIX) shares being sold?

The shares come from equity compensation granted by the issuer, including 2,629 shares on March 8, 2017 and 13,395 shares on March 23, 2016, both identified as compensation from COMFORT SYSTEMS USA, INC.

On which exchange are the COMFORT SYSTEMS USA, INC. (FIX) shares listed for this Rule 144 sale?

The Form 144 specifies that the COMFORT SYSTEMS USA, INC. common shares subject to the planned Rule 144 sale are listed on the NYSE.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/26/2026 - 04:13 PM Accepted by SEC EDGAR 08/26/2026 - 04:12 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001448240
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	COMFORT SYSTEMS USA, INC.
SEC File Number	001-13011
Address of Issuer	9753 KATY FREEWAY SUITE 700 HOUSTON TEXAS 77024
Phone	7138309600
Name of Person for Whose Account the Securities are To Be Sold	BRIAN E LANE
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	16024	25769923.39	35194329	08/26/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	03/08/2017	Compensation	Issuer			2629	03/08/2017	Not Applicable
Common	03/23/2016	Compensation	Issuer			13395	03/23/2016	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	08/26/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Brian E Lane
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)