...Al Rajhi Bank (ARB) is likely to continue outperforming the market in terms of profitability in 2021-2022. S&P Global Ratings expects ARB's financing portfolio to continue to expand by 15%-20% over the next few years, compared with 10%-12% for the banking sector, due to its focus on mortgage financing. We also believe that, over the next few years, ARB will retain better-than-average earnings capacity due to its unique cost-free funding structure. We note the bank's high projected earnings buffer, at around 180 basis points (bps) compared with 127 bps for rated Saudi peers, or 107 bps for rated peers in Qatar, Kuwait, or the United Arab Emirates. ARB's earnings buffer corresponds to the top quartile of banks rated at '###+' or 'A-' in Europe, the Middle East, and Africa. Mortgage financing will propel ARB's rapid growth. ARB's mortgage portfolio will keep expanding by around 30% annually over the next few years. Although we consider this growth high and associated with potential uncertainties...