The narrative about the high CD ratio of private banks has been on the street for some time. But the fact is financial ratios are derivative of underlying business and the decision which management takes and not the other way round. Similarly, some ratios are used in quantitative investing and also sometimes for justifications. In the real world, every ratio has to be seen in the context of many things, right from industry to the operating matrix at that point of time. Five stocks which on a ratio may not appear to be in line with what books say but are good business to own.