Form 8-K

8-K — SIERRA BANCORP

Accession: 0001104659-26-048215

Filed: 2026-04-24

Period: 2026-04-23

CIK: 0001130144

SIC: 6022 (STATE COMMERCIAL BANKS)

Item: Other Events

Item: Financial Statements and Exhibits

Documents

8-K — bsrr-20260423x8k.htm (Primary)

EX-99.1 (bsrr-20260423xex99d1.htm)

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8-K

8-K (Primary)

Filename: bsrr-20260423x8k.htm · Sequence: 1

SIERRA BANCORP_April 23, 2026

0001130144false00011301442026-04-232026-04-23

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported) April 23, 2026

SIERRA BANCORP

(Exact name of registrant as specified in its charter)

California

000-33063

33-0937517

(State or other jurisdiction of incorporation)

(Commission File Number)

(IRS Employer Identification No.)

86 North Main Street, Porterville, CA 93257

(Address of principal executive offices)

(Zip code)

(559) 782-4900

(Registrant’s telephone number including area code)

Not applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading Symbol(s)

Name of each exchange on which registered

Common Stock, no par value

BSRR

NASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01 Other Events.

On April 23, 2026, the Board of Directors of Sierra Bancorp (the “Company”) approved a cash dividend to shareholders. The quarterly cash dividend of twenty-six cents ($0.26) per share of common stock will be payable on May 11, 2026, to shareholders of record at the close of business on May 4, 2026.

The press release issued by the Company in connection with the dividend is included as Exhibit 99.1 to this Current Report on Form 8-K and incorporated into this Item 8.01 by reference.

ITEM 9.01FINANCIAL STATEMENTS AND EXHIBITS

(d)Exhibits. The information required to be furnished pursuant to this item is set forth in the Exhibit Index which appears below, immediately before the signatures.

EXHIBIT INDEX

Press release dated October 22, 2020

Exhibit No.

Description

99.1

Press release dated April 24, 2026

104

Cover Page Interactive Data File (formatted in Inline XBRL and contained in Exhibit 101)

SIGNATURES

Pursuant to the requirements of the Securities and Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Executive Vice President &

Chief Financial Officer

Dated: April 24, 2026

SIERRA BANCORP

By: /s/ Christopher G. Treece

Christopher G. Treece

Executive Vice President &

Chief Financial Officer

EX-99.1

Filename: bsrr-20260423xex99d1.htm · Sequence: 2

Exhibit 99.1

FOR IMMEDIATE RELEASE

Date: April 24, 2026

Contact:Kevin McPhaill, President/Chief Executive Officer

Phone:(559) 782-4900 or (888) 454-BANK

Website Address:www.sierrabancorp.com

SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND

PORTERVILLE, CALIF. -- (BUSINESS WIRE) – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a regular quarterly cash dividend of $0.26 per share. The dividend was approved subsequent to the Board’s review of the Company’s financial performance and capital for the quarter ended March 31, 2026, and will be paid on May 11, 2026, to shareholders of record as of May 4, 2026. Counting dividends paid by Bank of the Sierra prior to the formation of Sierra Bancorp, the Company has paid regular cash dividends to shareholders every year since 1987, comprised of annual dividends through 1998 and quarterly dividends thereafter. The dividend noted in today’s announcement marks the Company’s 109th consecutive quarterly cash dividend.

Sierra Bancorp is the holding Company for Bank of the Sierra (www.bankofthesierra.com), which is in its 49th year of operations and strives to be the preeminent bank headquartered in the South San Joaquin Valley. Bank of the Sierra offers a broad range of retail and commercial banking services through its 34 full-service branches located within the counties of Tulare, Kern, Kings, Fresno, Ventura, San Luis Obispo, and Santa Barbara. The Bank also maintains an online branch and provides specialized lending services through its mortgage warehouse division. In 2025, Bank of the Sierra was recognized as one of the strongest and top-performing community banks in the country, with a 5-star rating from Bauer Financial.

Forward-Looking Statements

The statements contained in this release that are not historical facts are forward-looking statements based on management's current expectations and beliefs concerning future developments and their potential effects on the Company. Readers are cautioned not to unduly rely on forward looking statements. Actual results may differ from those projected. These forward-looking statements involve risks and uncertainties including but not limited to the health of the national and local economies, loan portfolio performance, the Company's ability to attract and retain skilled employees, customers' service expectations, the Company's ability to successfully deploy new technology, the success of acquisitions and branch expansion, changes in interest rates, and other factors detailed in the Company's SEC filings, including the "Risk Factors" and "Management's Discussion and Analysis of Financial Condition and Results of Operations" sections of the Company's most recent Form 10-K and Form 10-Q.

###################################

Category: Financial

Source: Sierra Bancorp

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Apr. 23, 2026

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