Five Star Bancorp director Donna Lucas resigns

Five Star Bancorp (FSBC) reported that director Donna Lucas has resigned from its Board of Directors effective September 4, 2026.

Rhea-AI Filing Summary

Five Star Bancorp (FSBC) reported that director Donna Lucas has resigned from its Board of Directors effective September 4, 2026. The company states that Ms. Lucas’ resignation is not the result of any disagreement with Five Star Bancorp. The Board and the company express appreciation for her dedication and contributions during her tenure as a director.

8-K Event Classification

Item 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers

1 item

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance

Key personnel changes including departures, elections, or appointments of directors and executive officers.

Key Figures

Effective resignation date: September 4, 2026 Report signature date: September 10, 2026 Company telephone number: (916) 626-5000

3 metrics

Effective resignation date September 4, 2026 Donna Lucas’ resignation from Five Star Bancorp’s Board of Directors

Report signature date September 10, 2026 Date the 8-K was signed by the Executive Vice President and Chief Financial Officer

Company telephone number (916) 626-5000 Principal executive offices contact for Five Star Bancorp

Key Terms

Emerging growth company, Securities Exchange Act of 1934, Section 13 or 15(d)

3 terms

Emerging growth company regulatory

"Emerging growth company On September 4, 2026, director Donna Lucas"

An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.

Securities Exchange Act of 1934 regulatory

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

Section 13 or 15(d) regulatory

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

FAQ

What board change did Five Star Bancorp (FSBC) disclose in this 8-K?

Five Star Bancorp disclosed that director Donna Lucas resigned from its Board of Directors, effective September 4, 2026. The company states that her resignation is not due to any disagreement with the company.

When did Donna Lucas’ resignation from Five Star Bancorp’s board become effective?

Donna Lucas’ resignation from Five Star Bancorp’s Board of Directors became effective on September 4, 2026. The company describes the resignation as effective immediately on that date.

Did Five Star Bancorp (FSBC) report any disagreement related to Donna Lucas’ resignation?

No. Five Star Bancorp states that Donna Lucas’ resignation from the Board of Directors is not the result of any disagreement with the company.

Who signed the Five Star Bancorp (FSBC) 8-K reporting the director resignation?

The 8-K was signed on behalf of Five Star Bancorp by Heather Luck, who is the company’s Executive Vice President and Chief Financial Officer, dated September 10, 2026.

On which exchange is Five Star Bancorp (FSBC) common stock listed?

Five Star Bancorp’s common stock, no par value per share, trades under the symbol FSBC on The Nasdaq Stock Market LLC.

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

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Available on EDGAR 09/10/2026 - 05:00 PM Accepted by SEC EDGAR 09/10/2026 - 05:00 PM Learn about SEC filing dates

0001275168FALSE00012751682026-09-042026-09-04

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 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): September 4, 2026

FIVE STAR BANCORP

(Exact Name of Registrant as Specified in Charter) 

California

001-40379

75-3100966

(State or Other Jurisdiction of Incorporation)

(Commission File Number)

(I.R.S. Employer Identification No.)

3100 Zinfandel Drive, Suite 100, Rancho Cordova, California, 95670

(Address of Principal Executive Offices, and Zip Code)

(916) 626-5000

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 communication 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 communication pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communication 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 per share			FSBC			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 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2). 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 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

On September 4, 2026, director Donna Lucas notified Five Star Bancorp (the “Company”) of her intention to resign from the Company’s Board of Directors (the “Board”) effective immediately. Ms. Lucas’ resignation from the Board is not the result of any disagreement with the Company. The Board and the Company are grateful for Ms. Lucas’ dedication and contributions to the Company during her tenure as director.

SIGNATURE

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.

			FIVE STAR BANCORP
			By:			/s/ Heather Luck
						Name: Heather Luck
						Title: Executive Vice President and Chief Financial Officer
Date: September 10, 2026

Filing Exhibits & Attachments

3 documents

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