The Nifty SmallCap 100 is trading at a high P/B value of 6.7, and at least 128 smallcap multibaggers are trading above their 5-year average PE level. Companies in sectors like chemicals, consumer durables, energy, IT, and BFSI are overheated. The recent Q3 earnings season has added to concerns about expensive valuations for PSU railways, defence, and power stocks.