PennyMac (NYSE: PFSI) CLO sells 1,903 shares, withholds RSUs for tax

Rhea-AI Filing Summary

PennyMac Financial Services, Inc. Chief Legal Officer Derek Stark reported two stock transactions involving the company’s common stock. On February 25, 2026, he completed an open-market sale of 1,903 shares at $91.50 per share under a Rule 10b5-1 trading plan adopted on October 23, 2025. On February 24, 2026, 345 shares were disposed of at $90.33 per share to cover taxes upon vesting of restricted stock units. Following these transactions, he directly holds 22,477 shares, consisting of 6,861 restricted stock units and 15,616 shares of common stock, with the units to settle in an equal number of shares upon vesting.

Insider Trade Summary

Net Seller: 1,903 shares ($174,125)

Net Sell 2 txns

Insider STARK DEREK

Role Chief Legal Officer

Sold 1,903 shs ($174K)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,903	$91.50	$174K
Tax Withholding	Common Stock	345	$90.33	$31K

Holdings After Transaction: Common Stock — 22,477 shares (Direct)

Footnotes (1)

1. Represents shares withheld for taxes upon vesting of restricted stock units. The sale reported on this Form 4 occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on October 23, 2025. The reported amount consists of 6,861 restricted stock units and 15,616 shares of Common Stock. The restricted stock units are to be settled in an equal number of shares of Common Stock upon vesting.

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).

X

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^*

STARK DEREK

(Last) (First) (Middle)

C/O PENNYMAC FINANCIAL SERVICES, INC.

3043 TOWNSGATE ROAD

(Street)

WESTLAKE VILLAGE CA 91361

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
PennyMac Financial Services, Inc. [ PFSI ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/24/2026

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	02/24/2026		F		345(1)	D	$90.33	24,380	D
Common Stock	02/25/2026		S(2)		1,903	D	$91.5	22,477(3)	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. Represents shares withheld for taxes upon vesting of restricted stock units.

2. The sale reported on this Form 4 occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on October 23, 2025.

3. The reported amount consists of 6,861 restricted stock units and 15,616 shares of Common Stock. The restricted stock units are to be settled in an equal number of shares of Common Stock upon vesting.

	/s/ Derek Stark	02/26/2026
	** 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.

FAQ

What insider transactions did PFSI Chief Legal Officer Derek Stark report?

Derek Stark reported an open-market sale of 1,903 PennyMac Financial Services (PFSI) common shares and a separate tax-withholding share disposition. These transactions reflect routine equity activity tied to a trading plan and the vesting of restricted stock units.

How many PFSI shares did Derek Stark sell and at what price?

He sold 1,903 shares of PennyMac Financial Services (PFSI) common stock at $91.50 per share. This open-market sale was executed pursuant to a Rule 10b5-1 trading plan adopted on October 23, 2025, as disclosed in the filing footnotes.

What was the nature of the 345-share disposition reported by PFSI’s Derek Stark?

The 345-share disposition was for tax withholding upon vesting of restricted stock units. Shares were valued at $90.33 each, and the transaction is classified as a tax-withholding disposition rather than an ordinary open-market sale of investment holdings.

How many PFSI shares does Derek Stark hold after these transactions?

After the reported transactions, Derek Stark directly holds 22,477 PennyMac Financial Services (PFSI) equity interests. This includes 6,861 restricted stock units and 15,616 shares of common stock, with the units settling into an equal number of shares upon vesting.

Was Derek Stark’s PFSI stock sale part of a Rule 10b5-1 plan?

Yes. The 1,903-share sale occurred automatically under a Rule 10b5-1 trading plan adopted by Derek Stark on October 23, 2025. Such plans prearrange trades, helping insiders systematically sell shares over time.

What portion of Derek Stark’s PFSI holdings are restricted stock units?

Of Derek Stark’s 22,477 reported PennyMac Financial Services (PFSI) equity interests, 6,861 are restricted stock units. These units will be settled in an equal number of common shares when they vest, according to the disclosure footnote.