Shares of housing finance companies jumped backed by the RBI's announcement to put out changed regulations for HFCs for public comments. HDFC gained 1.71 per cent; PNB housing finance jumped 7.35 per cent to trade at Rs 455 after the decision, Indiabulls housing finance share price gained 9.40 per cent after the announcement. Even the troubled Dewan Housing Finance Corporation Limited saw its share price jump 4.69 per cent. While LIC Housing Finance Limited went up by 6.93 per cent. Piramal Enterprises jumped 9.83 per cent.