Civista Bancshares names Mark J. Sams chief revenue officer

Civista Bancshares is a $4.3 billion financial holding company, with Civista Bank operating 44 locations across Ohio, southeastern Indiana and northern Kentucky.

Rhea-AI Filing Summary

Civista Bancshares appointed Mark J. Sams as Senior Vice President and Chief Revenue Officer. He will serve on the executive leadership teams of both Civista Bancshares and Civista Bank.

Sams oversees Treasury Management, Wealth Management, Private Banking, Healthcare Solutions and other strategic growth initiatives; he has led those business lines since January 2026 as Senior Vice President, Senior Revenue Officer. He brings more than 25 years of banking experience. Sams joined United Community Bank in 2014 as Chief Credit Officer and became part of Civista Bank as Regional Market Executive for Cincinnati and Southeast Indiana after Civista's 2018 acquisition of UCB.

8-K Event Classification

2 items: 8.01, 9.01

2 items

Item 8.01 Other Events Other

Voluntary disclosure of events the company deems important to shareholders but not covered by other items.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

Key Figures

Banking experience: More than 25 years Business lines led: January 2026 Financial holding company scale: $4.3 billion +1 more

4 metrics

Banking experience More than 25 years Mark J. Sams

Business lines led January 2026 Sams has led the listed business lines since this time

Financial holding company scale $4.3 billion Civista Bancshares description

Civista Bank locations 44 locations Ohio, southeastern Indiana and northern Kentucky

Key Terms

Treasury Management, commercial equipment leasing, financial holding company

3 terms

Treasury Management financial

"oversees Treasury Management"

Treasury management is a company's day‑to‑day handling of cash, short‑term investments, borrowing and financial risks to make sure bills are paid, excess cash is used wisely, and exposure to things like interest rates or foreign currencies is controlled. Think of it as running the company's checking account and emergency fund so operations keep flowing. For investors, strong treasury management signals that a company can meet obligations, fund growth without costly surprises, and protect value in changing markets.

commercial equipment leasing financial

"offers commercial equipment leasing services for businesses nationwide"

financial holding company financial

"a $4.3 billion financial holding company"

A financial holding company is a parent firm that owns and oversees banks and other financial businesses, such as lending, insurance, or investment services. It matters to investors because it bundles several money-making activities under one roof—like a parent managing several children—so returns, risks, and regulatory rules for banking apply to the whole group; trouble in one unit can affect the company’s profits, capital needs, and dividends.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

Who is Civista Bancshares' new chief revenue officer?

Civista Bancshares appointed Mark J. Sams as Senior Vice President and Chief Revenue Officer. He will serve on the executive leadership teams of Civista Bancshares and Civista Bank.

How many locations does Civista Bank operate?

Civista Bank operates 44 locations across Ohio, southeastern Indiana and northern Kentucky. It also offers commercial equipment leasing services for businesses nationwide through its Civista Leasing and Finance Division.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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): October 01, 2026

Civista Bancshares, Inc.

(Exact name of Registrant as Specified in Its Charter)

Ohio			001-36192	34-1558688
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
100 East Water Street
Sandusky, Ohio				44870
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: (419) 625 - 4121

(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:

☐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 shares, no par value		CIVB		The Nasdaq Stock Market LLC

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.

SANDUSKY, Ohio, October 1, 2026 — Civista Bancshares, Inc. (NASDAQ: CIVB) ("Civista") is pleased to announce the appointment of Mark J. Sams as Senior Vice President and Chief Revenue Officer. Mr. Sams will serve on the executive leadership team of both Civista Bancshares and Civista Bank.

A copy of the press release is included as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibit 99.1 Civista Bancshares Names Mark J. Sams Senior Vice President and Chief Revenue Officer

Exhibit 104 Cover Page Interactive File-the cover page interactive data file does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document.

SIGNATURES

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

			Civista Bancshares, Inc.
Date:	October 1, 2026	By:	/s/ Ian Whinnem
			Senior Vice President & CFO

Exhibit 99.1

Civista Bancshares Names Mark J. Sams Senior Vice President and Chief Revenue Officer

SANDUSKY, Ohio, October 1, 2026 — Civista Bancshares, Inc. (NASDAQ: CIVB) ("Civista") is pleased to announce the appointment of Mark J. Sams as Senior Vice President and Chief Revenue Officer. Mr. Sams will serve on the executive leadership team of both Civista Bancshares and Civista Bank.

Sams oversees Treasury Management, Wealth Management, Private Banking, Healthcare Solutions, and other strategic growth initiatives. He has led those business lines since January 2026, when he was promoted to Senior Vice President, Senior Revenue Officer.

"Mark's leadership sits at the center of our growth strategy," said Chuck Parcher, President and CEO of Civista Bank. "He has the credit discipline and the market experience this bank wants guiding these lines of business."

Sams brings more than 25 years of banking experience spanning commercial banking, credit administration, business development, risk management, and executive leadership. He joined United Community Bank in 2014 as Chief Credit Officer and became part of Civista Bank as Regional Market Executive for Cincinnati and Southeast Indiana following Civista's 2018 acquisition of UCB.

Sams is a graduate of the Graduate School of Banking at the University of Wisconsin–Madison and holds a Bachelor of Science in Business Administration from the University of Illinois. He serves as Secretary of the Civista Charitable Foundation and Treasurer of Dearborn Community Development Company.

About Civista Bancshares

Civista Bancshares, Inc., is a $4.3 billion financial holding company headquartered in Sandusky, Ohio. Its primary subsidiary, Civista Bank, was founded in 1884 and provides full-service banking, commercial lending, mortgage, and wealth management services. Today, Civista Bank operates 44 locations across Ohio, Southeastern Indiana and Northern Kentucky. Civista Bank also offers commercial equipment leasing services for businesses nationwide through its Civista Leasing and Finance Division. Civista Bancshares' common shares are traded on the NASDAQ Capital Market under the symbol "CIVB". Learn more at www.civb.com.

For additional information, contact:

Chuck Parcher

President and CEO

Civista Bancshares, Inc.

888-645-4121

Filing Exhibits & Attachments

2 documents

Press Releases

• EX-99.1 EX-99.1 9.1 KB

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT 23.3 KB