Stocks to buy or sell: Stock brokerages recently came out with research reports on select stocks namely Surya Roshni, Bharat Forge, The Phoenix Mills and Mahanagar Gas. Shares such as Surya Roshni, The Phoenix Mills and Mahanagar Gas have received Buy recommendations, while shares of Bharat Forge have been downgraded to Sell rating by Kotak Institutional Equities. Analyst targets on select stocks suggest up to 30 per cent potential upside over the next 12 months. Watch this Business Today Visual Story to know more.