Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 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 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN 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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1. Name and Address of Reporting Person * MCCALLION ANNE 2. Issuer Name and Ticker or Trading Symbol PennyMac Financial Services, Inc. [PFSI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O PENNYMAC FINANCIAL SERVICES, INC., 3043 TOWNSGATE ROAD 3. Date of Earliest Transaction (Month/Day/Year) 10/24/2025 (Street) WESTLAKE VILLAGE, CA 91361 4. If Amendment, Date 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 (City) (State) (Zip) 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 10/24/2025 M 27,771 A $11.28 29,318(1) D Common Stock 10/24/2025 S 20,544 D $132.08(2) 8,774 D Common Stock 10/24/2025 S 7,227 D $130.06(3) 1,547(4) D Common Stock 154,956 I The McCallion Family Trust dated 12/21/98

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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 Underlying Securities (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 of Derivative Security: 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

Nonstatutory Stock Option (Right to Buy)

$11.28

10/24/2025

M

27,771

03/07/2017

03/06/2026

Common Stock

27,771(5)

$ 0

0

D

Nonstatutory Stock Option (Right to Buy)

$18.05

03/06/2018

03/05/2027

Common Stock

22,506(6)

22,506

D

Nonstatutory Stock Option (Right to Buy)

$24.4

03/09/2019

03/08/2028

Common Stock

17,204(7)

17,204

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MCCALLION ANNE C/O PENNYMAC FINANCIAL SERVICES, INC. 3043 TOWNSGATE ROAD WESTLAKE VILLAGE, CA 91361	X

Signatures

/s/ Derek W. Stark, attorney-in-fact for Ms. McCallion		10/28/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	The reported amount consists of 1,547 restricted stock units and 27,771 shares of Common Stock. The restricted stock units are to be settled in an equal number of shares of Common Stock upon vesting.
(2)	The price reported is the weighted average price of multiple transactions ranging from $131.75 to $132.74. The reporting person hereby undertakes to provide upon request to the SEC, the Issuer or a security holder of the Issuer the number of common shares of beneficial interest and the prices at which the transactions were effected.
(3)	The price reported is the weighted average price of multiple transactions ranging from $132.75 to $133.49. The reporting person hereby undertakes to provide upon request to the SEC, the Issuer or a security holder of the Issuer the number of common shares of beneficial interest and the prices at which the transactions were effected.
(4)	The reported amount consists of 1,547 restricted stock units. The restricted stock units are to be settled in an equal number of shares of Common Stock upon vesting.
(5)	This nonstatutory stock option to purchase 27,771 shares of Common Stock of the Issuer will vest as to one-third of the optioned shares on each of March 7, 2017, 2018 and 2019, subject to the Reporting Person's committed service through each date.
(6)	This nonstatutory stock option to purchase 22,506 shares of Common Stock of the Issuer will vest as to one-third of the optioned shares on each of March 6, 2018, 2019 and 2020, subject to the Reporting Person's committed service through each date.
(7)	This nonstatutory stock option to purchase 17,204 shares of Common Stock of the Issuer will vest as to one-third of the optioned shares on each of March 9, 2019, 2020 and 2021, subject to the Reporting Person's committed service through each date.

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