Retail Banking Performance Update

Chile (EUR mn) Change Change Q1'21 Q2'21 Q3'21 Q4'21 Q1'22 Q2'22 Q3'22 Q4'22 Q4'22/Q3'22 2021 2022 2022/2021 Net interest income 497 511 467 508 483 554 402 332 -17.5% 1,982 1,772 -10.6% Net fee income 95 96 104 100 112 110 120 127 +6.1% 394 468 +18.8% Gains (losses) on financial transactions and other 22 30 12 14 55 43 55 56 +0.4% 79 209 +165.4% Total revenue 614 637 582 622 650 707 577 515 -10.9% 2,455 2,449 -0.3% Operating expenses (236) (245) (229) (233) (234) (255) (248) (244) -1.9% (942) (981) +4.1% Net operating income 378 392 354 389 416 452 329 271 -17.6% 1,513 1,468 -3.0% Net loan-loss provisions (100) (82) (84) (75) (95) (110) (85) (108) +27.1% (341) (399) +16.9% Other gains (losses) and provisions (1) 5 (5) (14) 1 (19) (0) 9 (16) (8) -50.4% Underlying profit before tax 277 315 265 300 322 323 244 172 -29.4% 1,156 1,062 -8.2% Underlying consolidated profit 222 245 206 254 267 292 227 169 -25.4% 927 956 +3.2% Underlying attributable profit 152 168 142 174 188 204 160 126 -21.3% 636 677 +6.5% Santander 51

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