Shares of the company slumped 13.68 per cent to Rs 21.45 on BSE.
It had reported a net loss of Rs 263.51 crore for the second quarter of the previous fiscal.
Total income from operations dipped 20.37 per cent to Rs 1,008.89 crore during the quarter under review from Rs 1,267.01 crore in the same quarter of the last fiscal, the company had said in a regulatory filing on Friday.
Punj Lloyd Group offers EPC services in energy and infrastructure along with engineering and manufacturing capabilities in the defence sector.