Prices of government securities came off by two rupees on profit taking by banks and primary dealers.
The prices recovered towards close of trading on the back of rumours that the modalities for buyback by the Centre of high yielding gilts held by PSU banks had been announced.
The benchmark 9.81 per cent 2013 gilt opened at Rs 129.75 (5.896 per cent), hit a peak of Rs 130.30 (5.835 per cent) and a low of Rs 127.50 (6.15 per cent) before being last dealt at Rs 127.95 (6.90 per cent).
Yields on corporate bonds came off by around 35 basis points.
The 2007 HDFC paper was dealt at a yield of 6.75 per cent as against Friday