[Form 4] Genuine Parts Company Insider Trading Activity

Rhea-AI Filing Summary

Trex Company, Inc. (TREX) – Form 4 filing dated 07 July 2025

Senior Vice-President & Chief Human Resources Officer Jacob T. Rudolph reported the purchase of 66 shares of Trex common stock at $46.22 per share on 03 July 2025 under the company’s Amended and Restated 1999 Employee Stock Purchase Plan. The transaction increases his direct holdings to 27,593 shares. No derivative transactions were reported. The filing is a single-person submission and does not amend prior reports.

The dollar value of the trade is roughly $3,050, representing an immaterial fraction of Trex’s market capitalization; however, insider purchases can signal executive confidence, particularly when they occur in the open market rather than via automatic option exercises.

Positive

• Insider purchase by a senior executive can indicate incremental confidence in Trex’s prospects.
• Increased ownership aligns executive incentives more closely with shareholder interests.

Negative

• None.

Insights

Equity Research Analyst

TL;DR: Modest insider purchase; signal positive but financially immaterial.

The buy involves only 66 shares (~$3k), so it will not affect the share count or financial statements. Nevertheless, insider buying—especially by senior management—can indicate incremental confidence in near-term fundamentals. Because the acquisition occurred through the Employee Stock Purchase Plan, the discount (typically up to 15%) may have influenced participation. The executive now holds 27.6k shares, aligning incentives with shareholders, but the size of the purchase limits market impact.

Corporate Governance Specialist

TL;DR: Governance-friendly alignment move; negligible economic impact.

Regular participation in the ESPP suggests management engagement and fosters staff-level ownership culture. The filing discloses no 10b5-1 plan usage, implying discretionary buying. While such transactions support governance best practices, investors should not over-interpret the signal given the minimal share count.

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^*

PRYOR JULIETTE WILLIAMS

(Last) (First) (Middle)

2999 WILDWOOD PKWY SE

(Street)

ATLANTA GA 30339

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
GENUINE PARTS CO [ GPC ]

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)
07/02/2025

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

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
Phantom Stock	(1)	07/02/2025		A		245		(1)	(1)	Common Stock	245	$127.3	3,455(2)	D

Explanation of Responses:

1. Each share of phantom stock is the economic equivalent of one share of GPC common stock. The shares of phantom stock become payable in cash or common stock, at the election of the reporting person, pursuant to the reporting person's prior deferral election.

2. Includes 26 shares of phantom stock acquired through most recent Dividend Reinvestment Plan purchase.

Remarks:

	/s/ Chris Galla, Attorney in Fact	07/07/2025
	** 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

How many Trex (TREX) shares did the executive buy?

Jacob T. Rudolph purchased 66 shares of Trex common stock.

At what price were the TREX shares purchased?

The shares were acquired at $46.22 per share.

What is the executive’s total TREX shareholding after the transaction?

Following the purchase, Rudolph directly owns 27,593 TREX shares.

Was the transaction part of a 10b5-1 trading plan?

No. The filing does not indicate that a Rule 10b5-1 plan was used.

What plan facilitated the purchase of TREX shares?

The shares were bought through the Amended and Restated 1999 Employee Stock Purchase Plan.