The amount of risk that companies run by pledging shares are different for small and mid-cap companies than it is for large-caps. The betas are far higher in the case of small companies because if the market corrects, the stocks of such companies plummet, resulting in financial institutions selling these shares and putting further pressure on the stocks.  

One of the top gainers on Sensex today is Sterling Tools, followed by Gensol Engineering, which surged 9.46 per cent & 8.91 per cent, respectively. Meanwhile, the shares of Steel Exchange India were locked in the upper circuit as the stock jumped 4.97 per cent. The share of Enkei Wheels reached a fresh 52-week high, gaining 2.2 per cent.