Director at COMFORT SYSTEMS USA (NYSE: FIX) receives 105-share equity grant

Rhea-AI Filing Summary

BULLS HERMAN E reported acquisition or exercise transactions in this Form 4 filing.

COMFORT SYSTEMS USA INC director Herman E. Bulls received an equity grant of 105 shares of Common Stock as a compensation award. The award was made at no cash cost per share and brings his directly held position to 29,879 shares following the transaction.

The shares were granted under the company’s 2017 Omnibus Incentive Plan for non-employee directors. According to the footnote, the annual director grant for this year is set at $200,000, calculated by using the average of the high and low trading prices on the date of the annual stockholders’ meeting.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider BULLS HERMAN E

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	105	$0.00	--

Holdings After Transaction: Common Stock — 29,879 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares granted: 105 shares Grant reference value: $200,000 Post-transaction holdings: 29,879 shares

3 metrics

Shares granted 105 shares Common Stock grant to director Herman E. Bulls

Grant reference value $200,000 Stated annual non-employee director grant amount for this year

Post-transaction holdings 29,879 shares Common Stock directly held by Herman E. Bulls after grant

Key Terms

2017 Omnibus Incentive Plan, Non-employee directors, annual stockholders' meeting, average of the high and low price

4 terms

2017 Omnibus Incentive Plan financial

"Shares granted pursuant to the 2017 Omnibus Incentive Plan as approved by stockholders on May 23, 2017."

Non-employee directors financial

"Non-employee directors are given an annual grant of Comfort Systems USA Common Stock following election or reelection at the Company's annual stockholders' meeting."

annual stockholders' meeting financial

"Common Stock following election or reelection at the Company's annual stockholders' meeting."

average of the high and low price financial

"based on the average of the high and low price of the Company's Common Stock on the day of the annual stockholders' meeting."

Form 4 Insider Transactions: What Each Field Means →

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^*

BULLS HERMAN E

(Last) (First) (Middle)

C/O COMFORT SYSTEMS USA, INC.

9753 KATY FREEWAY, SUITE 700

(Street)

HOUSTON TEXAS 77024

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/18/2026

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

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

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

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	05/18/2026		A		105	A	$0(1)	29,879	D

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. Shares granted pursuant to the 2017 Omnibus Incentive Plan as approved by stockholders on May 23, 2017. Non-employee directors are given an annual grant of Comfort Systems USA Common Stock following election or reelection at the Company's annual stockholders' meeting. This year's grant is equal to $200,000, as rounded up to the nearest whole share, based on the average of the high and low price of the Company's Common Stock on the day of the annual stockholders' meeting.

	/s/ Rachel R. Eslicker, Attorney-in-Fact	05/19/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did COMFORT SYSTEMS USA (FIX) report for Herman E. Bulls?

COMFORT SYSTEMS USA reported that director Herman E. Bulls received a grant of 105 shares of Common Stock. The award was a stock-based compensation grant, not an open-market purchase, and increased his directly held position to 29,879 shares after the transaction.

Was the Herman E. Bulls transaction in FIX shares a purchase or a grant?

The transaction was a grant, not a market purchase. Herman E. Bulls received 105 shares of Common Stock at a reported price of $0.00 per share as a compensation award under the company’s 2017 Omnibus Incentive Plan for non-employee directors.

How many COMFORT SYSTEMS USA (FIX) shares does Herman E. Bulls hold after this Form 4?

After the reported grant, Herman E. Bulls directly holds 29,879 shares of COMFORT SYSTEMS USA Common Stock. This total reflects the addition of 105 granted shares and provides context for the relative size of this routine director compensation award.

What plan governs the Herman E. Bulls stock grant at COMFORT SYSTEMS USA (FIX)?

The stock grant was made under the 2017 Omnibus Incentive Plan, which stockholders approved on May 23, 2017. Non-employee directors receive annual Common Stock grants under this plan following their election or reelection at the company’s annual stockholders’ meeting.

What is the stated value of the 2026 non-employee director grant at COMFORT SYSTEMS USA (FIX)?

The footnote states that this year’s non-employee director grant equals $200,000. The company determines the number of shares by rounding up to the nearest whole share using the average of the high and low stock prices on the day of the annual meeting.

How is the number of COMFORT SYSTEMS USA (FIX) shares for director grants calculated?

The company calculates director grant size by dividing a fixed dollar amount by the stock price benchmark. Specifically, it uses the average of the high and low Common Stock prices on the annual stockholders’ meeting date, then rounds the resulting share count up to the nearest whole share.