** Shares of regional lender Cullen/Frost Bankers Inc CFR.N up 3.61% at $143.82, highest since Nov. 2022
** Company authorizes $150 million stock repurchase program
** Co posts Q4 EPS of $2.36 vs. $1.55 same quarter last year
** Stock posts biggest intraday gain since Nov. 6
** Including session gains, CFR up 7.61% YTD; stock rose 23.74% in 2024