It had reported net loss of Rs 59.52 crore in the January- March quarter of 2012-13 fiscal, the company said in a filing to the BSE.
Pantaloons' Q4 net sales also declined to Rs 400.61 crore as against Rs 392.66 crore in the same quarter a year ago.
For the financial year 2013-14, Pantaloons' net loss increased to Rs 187.73 crore. It was Rs 68.89 crore in 2012-13 fiscal.
However, Pantaloons' net sales increased to Rs 1,628.62 crore last fiscal from Rs 1,256.72 crore in 2012-13.
In 2012, Aditya Birla Nuvo Ltd had entered into a pact with the Future Group to infuse Rs 1,600 crore into 'Pantaloons' and acquire a majority stake in the store chain.
Pantaloons scrip closed at Rs 134.60 on the BSE, down 0.33 per cent from its previous close.