UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____to_____ Commission File Number: 001-41196 USCB Financial Holdings, Inc. (Exact name of registrant as specified in its charter) Florida 87-4070846 (State or other jurisdi ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____to_____ Commission File Number: 001-41196 USCB Financial Holdings, Inc. (Exact name of registrant as specified in its charter) (State or other jurisdiction of i ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____to_____ Commission File Number: 001-41196 USCB Financial Holdings, Inc. (Exact name of registrant as specified in its charter) (State or other jurisdiction of Florid ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____to_____ Commission File Number: 001-41196 USCB Financial Holdings, Inc. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incor ...

EARNINGS PRESENTATION FORWARD-LOOKING STATEMENTS These forward-looking statements involve significant risks and uncertainties that could cause our actual results to differ materially from those anticipated in such statements. Potential risks and uncertainties include, but are not limited to: • the strength of the United States economy in general and the strength of the local economies in which we conduct operations; • our ability to successfully manage interest rate risk, credit risk, liquidity risk, and ot ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____to_____ Commission File Number: 001-41196 USCB Financial Holdings, Inc. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporati ...

1 Fourth Quarter 2022 Earnings Presentation January 27, 2023 Forward-Looking Statements This presentation may contain statements that are not historical in nature and are intended to be, and are hereby identified as, forward-looking statements for purposes of the safe harbor provided by Section 21E of the Securities Exchange Act of 1934, as amended. The words "may," "will," "anticipate," "should," "would," "believe," "contemplate," "expect," "aim," "plan," "estimate," "continue," and "intend," as well as ot ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____to_____ Commission File Number: 001-41196 USCB Financial Holdings, Inc. (Exact name of registrant as specified in its charter) (State or other jurisdiction of i ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____to_____ Commission File Number: 001-41196 USCB Financial Holdings, Inc. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorp ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____to_____ Commission File Number: 001-41196 USCB Financial Holdings, Inc. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incor ...