Market Nifty PSU Bank index slips the most among sectoral indices; 10 PSUs remain in red Updated : July 31, 2019 04:36 PM IST Nifty PSU Bank witnessed the most amount of losses as it declined more than 14 percent this month. 10 out of 12 PSU banks delivered double-digit loss; Oriental Bank of Commerce remains the top loser in the Nifty PSU Bank index. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.