Exhibit 99.1 EARNINGS RELEASE USCB Financial Holdings, Inc. Reports Record Fully Diluted EPS of $0.35 for Q3 2024; ROAA of 1.11% and ROAE of 13.38% MIAMI, FL – October 31, 2024 – USCB Financial Holdings, Inc. (the "Company") (NASDAQ: USCB), the holding company for U.S. Century Bank (the "Bank"), reported net income of $6.9 million or $0.35 per fully diluted share for the three months ended September 30, 2024, compared with net income of $3.8 million or $0.19 per fully diluted share for the same period in 20 ...