This is a stock-market data request for Punjab National Bank (PNB). Please confirm whether you mean Punjab National Bank (PNB) listed on NSE/BSE (or a different Punjab bank), and tell me the frequency/format you want (daily OHLC, monthly/yearly closes, or a CSV/Excel file) so I can fetch the last 10 years of data. For detailed notes and stock-level data support, see Reliable Insights by CNI InfoXchange.