VIEW MATERIALS & VOTE SCAN TO VOTE BY INTERNET-www.proxyvote.com OR SCAN THE QR BARCODE ABOVE HERITAGE OAKS BANCORP 1222 VINE STREET PASO ROBLES, CA 93446 ATTN: INVESTOR RELATIONS DEPT. Use the Internet to transmit your voting instructions and for electronic delivery of information up until 11:59 P.M. Eastern Time the day before the meeting date. Follow the instructions to obtain your records and to create an electronic voting instruction form. ELECTRONIC DELIVERY OF FUTURE PROXY MATERIALS If you would like to reduce the costs incurred by our company in mailing proxy materials, you can consent to receiving all future proxy statements, proxy cards and annual reports electronically via e-mail or the Internet. To sign up for electronic delivery, please follow the instructions above to vote using the Internet and, when prompted, indicate that you agree to receive or access proxy materials electronically in future years. VOTE BY PHONE - 1-800-690-6903 Use any touch-tone telephone to transmit your voting instructions up until 11:59 P.M. Eastern Time the day before the meeting date. Have your proxy card in hand when you call and then follow the instructions. VOTE BY MAIL Mark, sign and date your proxy card and return it in the postage-paid envelope we have provided or return it to Vote Processing, c/o Broadridge, 51 Mercedes Way, Edgewood, NY 11717. TO VOTE, MARK BLOCKS BELOW IN BLUE OR BLACK INK AS FOLLOWS: KEEP THIS PORTION FOR YO UR RECORDS DETACH AND RETURN THIS PORTION ONLY THIS PROXY CARD IS VALID ONLY WHEN SIGNED AND DATED. HERITAGE OAKS BANCORP The Board of Directors recommends you vote FOR the following proposals: For Against Abstain 1. Approval of the Merger Agreement. To consider and vote upon a proposal to approve an Agreement and Plan of Reorganization, dated as of December 12, 2016, by and between Pacific Premier Bancorp, Inc., or Pacific Premier, and Heritage Oaks Bancorp, or HEOP, pursuant to which HEOP will merge with and into Pacific Premier with Pacific Premier as the surviving institution. 2. Adjournment. To consider and vote upon a proposal to adjourn the HEOP special meeting to a later date or dates, if necessary, to permit further solicitation of proxies if there are not sufficient votes at the time of the HEOP special meeting to approve the merger agreement. NOTE: Such other business as may properly come before the meeting or any adjournment thereof. Yes No Please indicate if you plan to attend this meeting. Please sign exactly as your name(s) appear(s) hereon. When signing as attorney, executor, administrator, or other fiduciary, please give full title as such. Joint owners should each sign personally. All holders must sign. If a corporation or partnership, please sign in full corporate or partnership name by authorized officer. Signature [PLEASE SIGN WITHIN BOX] Date Signature (Joint Owners) Date
