tcbk-20260417

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

Filed by the Registrant þ

Filed by a Party other than the Registrant ¨


Check the appropriate box:

¨			Preliminary Proxy Statement

¨			Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

þ			Definitive Proxy Statement

¨			Definitive Additional Materials

¨			Soliciting Material Under Rule 14a-12


(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

þ			No fee required.

¨			Fee paid previously with preliminary materials

¨			Fee computed on in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

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			TriCo Bancshares 63 Constitution Drive Chico, California 95973 Phone: (530) 898-0300 www.tcbk.com

NOTICE OF ANNUAL MEETING AND PROXY STATEMENT


Date						Thursday, May 21, 2026
Time						11:00 AM, Pacific Time
Record Date						March 31, 2026
Location						63 Constitution Drive
						Chico, CA 95973

NOTICE IS HEREBY GIVEN that the 2026 Annual Meeting of Shareholders (the “Annual Meeting”) of TriCo Bancshares will be held on Thursday, May 21, 2026, at 11:00 AM Pacific Time for the following purposes:

Items of Business

Proposal 1: Elect 11 directors for terms expiring at the 2027 Annual Meeting of Shareholders. The nominees for election are:


Kirsten E. Garen	Cory W. Giese	John S. A. Hasbrook	Margaret L. Kane
Michael W. Koehnen	Anthony L. Leggio	Martin A. Mariani	Thomas C. McGraw
Jon Y. Nakamura	Richard P. Smith	Kimberley H. Vogel

Proposal 2: Approve, on an advisory basis, the compensation of our executives.

Proposal 3: Approve an amendment to the TriCo Bancshares bylaws to eliminate cumulative voting.

Proposal 4: Ratify the selection of Baker Tilly US, LLP as our independent registered public accounting firm for 2026.

Proposal 5: Attend to any other business properly presented at the meeting.

We do not know of any other business that will come before the meeting. In order to vote without attending the meeting, you may sign and date the enclosed proxy and voting instruction card and return it in the postage prepaid envelope.

As a shareholder, your vote is important. Whether or not you plan to attend the annual meeting in person, it is important that you vote as soon as possible to ensure that your shares are represented. We request that all shareholders be present at the meeting in person or by proxy to ensure that we have a quorum.

If you have any questions or need additional information, please contact Georgeson LLC, our proxy solicitor, at 51 West 52nd Street, 6th Floor, New York, NY 10019, or by telephone at 1-877- 811-6559.

By Order of the Board of Directors,

Michael W. Koehnen

Secretary, TriCo Bancshares

Chico, California

April 17, 2026

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