Initial Statement of Beneficial Ownership (Form 3)

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Jacobson Matthew A. 2. Date of Event Requiring Statement (Month/Day/Year) 07/01/2025 3. Issuer Name and Ticker or Trading Symbol Parker-Hannifin Corp [PH] (Last) (First) (Middle) 6035 PARKLAND BOULEVARD 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) VP & President-Filtration Grp. 5. If Amendment, Date Original Filed (Month/Day/Year) (Street) CLEVELAND, OH 44124 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Common Stock 575 D Restricted Stock Units 1,000(1) D Common Stock 268 I Parker Retirement Savings Plan

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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Appreciation Rights	08/15/2019(2)	08/14/2028	Common Stock	970	$166.49	D
Stock Appreciation Rights	08/14/2020(3)	08/13/2029	Common Stock	1,020	$158.9	D
Stock Appreciation Rights	08/12/2021(4)	08/11/2030	Common Stock	1,310	$209.56	D
Stock Appreciation Rights	08/11/2022(5)	08/10/2031	Common Stock	1,350	$296	D
Stock Appreciation Rights	08/17/2023(6)	08/16/2032	Common Stock	1,570	$299.19	D
Stock Appreciation Rights	08/16/2024(7)	08/15/2033	Common Stock	1,670	$406.32	D
Stock Appreciation Rights	08/14/2025(8)	08/13/2034	Common Stock	1,190	$578.39	D
Phantom Stock	(9)	(9)	Common Stock	182.2	(9)	I	Deferred Compensation Plan and Savings Restoration Plan

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Jacobson Matthew A. 6035 PARKLAND BOULEVARD CLEVELAND, OH 44124			VP & President-Filtration Grp.

Signatures

/s/ Stephanie R. Breitenbach, Attorney-in-Fact		07/11/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(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).
(1)	The Restricted Stock Unit award was granted on November 1, 2023 and vests on November 30, 2026.
(2)	The Stock Appreciation Rights award was granted on August 15, 2018 and is currently fully vested.
(3)	The Stock Appreciation Rights award was granted on August 14, 2019 and is currently fully vested.
(4)	The Stock Appreciation Rights award was granted on August 12, 2020 and is currently fully vested.
(5)	The Stock Appreciation Rights award was granted on August 11, 2021 and is currently fully vested.
(6)	The Stock Appreciation Rights award was granted on August 17, 2022 and vests in 3 equal annual installments beginning August 17, 2023.
(7)	The Stock Appreciation Rights award was granted on August 16, 2023 and vests in 3 equal annual installments beginning August 16, 2024.
(8)	The Stock Appreciation Rights award was granted on August 14, 2024 and vests in 3 equal annual installments beginning August 14, 2025.
(9)	Each share of phantom stock was acquired under the Parker Deferred Compensation Plan or the Savings Restoration Plan, is the economic equivalent of one share of common stock and is settled in cash. The shares of phantom stock generally become payable following the reporting person's separation from service.
Remarks: Exhibit List: Exhibit 24 Power of Attorney

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