2022 Performance and Synergy Realization

Well-managed B/S composition in preparation of interest rate trend tb Priority is to minimize the negative Mark-to-Market impact during a rising rate cycle under proper market risk guidelines THB Government in Investment Portfolio 2.3 Duration 1.4 Investment Portfolio Breakdown Data as of Dec-22 Floating Rate Bond 21% Fixed Rate Bond 79% Manage to minimize impact from rising rate through Floating Rate Bond Investment: Floating rate bond portion is 21% of HtC&S portfolio. 12% 12% 19% 27% 6% 14% ■>5 years 35% 38% 2-5 years 81% 80% ■0-2 years 73% FCY Bond 8% 53% 50% Thai Corp Bond 6% THB Govt Bond 86% 4Q21 1Q22 2Q22 3Q22 4Q22 Managed Short Duration during 2022: We managed to stay in Short Duration since 3Q21 to minimize negative impact from expected Interest Rate Rising cycle through: • Replacing Bond roll down with Floating Rate Bonds and Short-Term Foreign Currencies Government Bonds to improve total Portfolio Return. HtC&S portfolio duration was shortened from 2.3 years in 4Q21 to 1.4 years in 4Q22 where 80% of the total investment stays within 2 years. HtC&S 76% HtC 24% Remark: Long-term bonds (>5 years) have been transferred to Hold to Collect (HtC) Portfolio as per the Bank's new Business Model in 2Q22. Return Enhancement from Thai corporate bonds and FCY bonds with rating of AA- and above: THB Corp and FCY Bond portion is 14% of HtC&S portfolio. The Amortized Cost Portfolio (HTC): Following new business model to support long-term liquidity management, HtC portfolio accounts for 24% of total Bank's investment with duration = 6.9 years at end of 2022. HtC&S: Hold to Collect and Sell HtC Hold to Collect 31

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