Comfort Systems USA (NYSE: FIX) director donates 270 shares, updates holdings

Rhea-AI Filing Summary

Comfort Systems USA, Inc. director reported a small change in ownership of company stock. On 12/03/2025, the reporting person made a transaction in Common Stock coded as "G," which the footnotes explain is a charitable donation of 270 shares at a stated price of $0.

After this donation, the director beneficially owns 82,631 shares of Comfort Systems USA stock directly and 12,495 shares indirectly through a partnership interest. The indirect transfer details for the 12,495 shares are referenced as being described in a prior filing dated 10/31/2025.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

MYERS FRANKLIN

(Last) (First) (Middle)

C/O COMFORT SYSTEMS USA, INC.

9753 KATY FREEWAY, SUITE 700

(Street)

HOUSTON TX 77024

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
COMFORT SYSTEMS USA INC [ FIX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/03/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/03/2025		G(1)		270	D	$0	82,631	D
Common Stock								12,495(2)	I	Partnership Interest

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. This transaction represents a charitable donation.

2. The details of the transfer of the 12,495 shares held indirectly are set forth in Footnote 2 of the Form 4 filed on 10/31/2025.

	/s/ Rachel R. Eslicker, Attorney-in-Fact	12/04/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Comfort Systems USA (FIX) report in this Form 4?

The filing shows a director of Comfort Systems USA, Inc. completed a transaction in Common Stock on 12/03/2025, reported with transaction code "G" and identified in the footnotes as a charitable donation of 270 shares.

How many Comfort Systems USA (FIX) shares were donated by the director?

The director made a charitable donation of 270 shares of Comfort Systems USA Common Stock, reported at a price of $0.

What is the director’s direct share ownership in Comfort Systems USA (FIX) after the transaction?

After the reported transaction, the director beneficially owns 82,631 shares of Comfort Systems USA Common Stock in direct ownership.

What indirect holdings does the director report in Comfort Systems USA (FIX)?

The filing lists an indirect beneficial ownership of 12,495 shares of Comfort Systems USA Common Stock, held through a partnership interest.

How is the charitable donation described in the Comfort Systems USA (FIX) Form 4 footnotes?

The footnotes state that the reported transaction "represents a charitable donation," corresponding to the 270 shares of Common Stock coded as a "G" transaction on 12/03/2025.

Does the Form 4 mention prior disclosures related to the director’s indirect holdings in Comfort Systems USA (FIX)?

Yes. The footnotes state that the details of the transfer of the 12,495 shares held indirectly are set forth in Footnote 2 of a filing dated 10/31/2025.