Donn Bordon Jakosky - 25 Aug 2025 Form 4 Insider Report for PACIFIC PREMIER BANCORP INC (PPBI)

Role: Sr, EVP & Chief Credit Officer
Signature: /s/ Donn Jakosky
Issuer symbol: PPBI
Transactions as of: 25 Aug 2025
Net transactions value: -$362,993
Form type: 4
Filing time: 27 Aug 2025, 16:26:20 UTC
Previous filing: 02 Apr 2025
Next filing: 03 Sep 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Jakosky Donn Bordon	Sr, EVP & Chief Credit Officer	17901 VON KARMAN AVE., SUITE 1200, IRVINE	/s/ Donn Jakosky	27 Aug 2025	0001421908

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PPBI	PPBI Common Stock	Tax liability	$362,993	-14,938	-25%	$24.30	45,774	25 Aug 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Reflects payment of tax liability by withholding shares of stock incident to accelerated vesting of restricted stock previously issued. The accelerated vesting and the release of stock was in connection with the Agreement and Plan of Merger, dated as of April 23, 2025, by and among Columbia Banking System, Inc. ("Columbia"), Pacific Premier Bancorp, Inc. ("the Issuer") and Balboa Merger Sub, Inc., pursuant to which the Issuer plans to merge with and into Columbia on or about September 1, 2025.

Content

Reflects payment of tax liability by withholding shares of stock incident to accelerated vesting of restricted stock previously issued. The accelerated vesting and the release of stock was in connection with the Agreement and Plan of Merger, dated as of April 23, 2025, by and among Columbia Banking System, Inc. ("Columbia"), Pacific Premier Bancorp, Inc. ("the Issuer") and Balboa Merger Sub, Inc., pursuant to which the Issuer plans to merge with and into Columbia on or about September 1, 2025.