UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ 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 001-38149 RBB BANCORP (Exact name of Registrant as specified in its Charter) California 27-2776416 (State or other jurisdiction of incorp ...

RBB Bancorp (NASDAQ:RBB) Q4 2023 Results Conference Call January 23, 2024 2:00 PM ET Company Participants David Morris - President, Chief Executive Officer and CFO Johnny Lee - President & Chief Banking Officer Lynn Hopkins - Interim Chief Financial Officer Jeffrey Yeh - Chief Credit Officer Gary Fan - Chief Administrative Officer Vincent Liu - Executive Vice President and CRO Conference Call Participants Nathan Race - Piper Sandler Kelly Motta - KBW Andrew Terrell - Stephens Tim Coffey - Janney Montgomery ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 10-Q (Mark One) ☒ 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 ______ (213) 627-9888 Commission File Number: 001-38149 RBB BANCORP (Exact name of registrant as specified in its charter) Ca ...

RBB Bancorp. (NASDAQ:RBB) Q3 2023 Earnings Conference Call October 24, 2023 2:00 PM ET Company Participants Catherine Wei - Investor Relations David Morris - Chief Executive Officer Johnny Lee - President & Chief Banking Officer Alex Ko - Chief Financial Officer Jeffrey Yeh - Chief Credit Officer Gary Fan - Chief Administrative Officer Conference Call Participants Nathan Race - Piper Sandler Andrew Terrell - Stephens Kelly Motta - KBW Operator Good day, everyone, and welcome to the RBB Bancorp’s Third Quart ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 10-Q (Mark One) ☒ 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: 001-38149 RBB BANCORP (Exact name of registrant as specified in its charter) California 27-2776416 ...

RBB Bancorp (NASDAQ:RBB) Q2 2023 Earnings Conference Call July 25, 2023 2:00 PM ET Company Participants Catherine Wei - Investor Relations David Morris - Chief Executive Officer Johnny Lee - President & Chief Banking Officer Alex Ko - Chief Financial Officer Jeffrey Yeh - Chief Credit Officer Gary Fan - Chief Administrative Officer Conference Call Participants Kelly Motta - KBW Nathan Race - Piper Sandler Andrew Terrell - Stephens Tim Coffey - Janney Ben Gerlinger - Hovde Group Operator Good day, everyone, ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 10-Q (Mark One) ☒ 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: 001-38149 RBB BANCORP (Exact name of registrant as specified in its charter) California 27-2776416 ...

RBB Bancorp (NASDAQ:RBB) Q1 2023 Earnings Conference Call April 25, 2023 2:00 PM ET Company Participants Catherine Wei - Investor Relations David Morris - President and Chief Executive Officer Alex Ko - Chief Financial Officer Gary Fan - Executive Vice President and CAO Conference Call Participants Kelly Motta - KBW Ben Gerlinger - Hovde Group Andrew Terrell - Stephens Operator Good day, everyone, and welcome to the RBB Bancorp First Quarter 2023 Earnings Call. At this time, all participants have been place ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ 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 001-38149 RBB BANCORP (Exact name of Registrant as specified in its Charter) California 27-2776416 (State or other jurisdiction of incorp ...

RBB Bancorp (NASDAQ:RBB) Q4 2022 Earnings Conference Call January 24, 2023 2:00 PM ET Company Participants Catherine Wei - Investor Relations David Morris - President, Chief Executive Officer and CFO Shalom Chang - Senior Vice President and CAO Gary Fan - Executive Vice President and CAO Vincent Liu - Executive Vice President and CRO Jeffrey Yeh - Executive Vice President and CCO Conference Call Participants Kelly Motta - KBW Nick Cucharale - Piper Sandler Tim Coffey - Janney Ben Gerlinger - Hovde Group And ...