The shares of RBL Bank and Kotak Mahindra Bank slumped over 14 per cent and 4.29 per cent, respectively, on Monday as the lenders reported a sequential increase in the ratio of bad loans.

The RBL Bank scrip tanked 14.21 per cent to close at ₹176.25 on the BSE after cracking nearly 15 per cent during intra-day trades to a low of ₹175.10.

The Kotak Mahindra share was the top loser in the Sensex pack as it fell 4.29 per cent or ₹80.25 to end at ₹1,789.55. Earlier during the day, the counter dipped to ₹1,735, a fall of 7.20 per cent.

The selling pressure in these stocks came after a disappointing performance in the second quarter that was marked by a rise in their non-performing assets (NPAs).

The percentage of gross NPAs in the case of RBL Bank stood at 2.88 per cent in the July-September quarter against 2.69 per cent on a sequential basis.

In absolute terms, the gross NPAs stood at ₹2,581.08 crore up from ₹2,377.82 crore in the preceding three months and ₹2,440.66 crore in the year-ago period.

On the other hand, the standalone net profits at Kotak Mahindra Bank rose to ₹3,343.72 crore from ₹3,190.97 crore last year. This was lower than analyst estimates of around ₹3,500 crore.

On the asset quality front, the lender saw the percentage of gross NPAs to gross advances standing at 1.49 per cent up from 1.39 per cent in the April-June period. It was at 1.72 per cent in the same quarter of last year.

The gross NPAs were at ₹6,033.17 crore against ₹5,477.15 crore in Q1.