** Shares of Power Grid Corporation of India PGRD.NS fall 4.1% to 293.30 rupees, hitting its lowest level since April 7
** Reports Q4 revenue from operations of 116.66 billion rupees ($1.21 billion), compared to 122.75 billion rupees, a year earlier
** Quarterly profit rises to 45.46 billion rupees from 41.42 billion rupees last year
** Co to host earnings presentation on May 18
** Investec ('hold'; TP: 307 rupees) says earnings were helped by a tax-related gain, while JVs and associates have yet to contribute meaningfully
** Brokerage sees lower regulated returns, limited growth opportunities and tougher competition in project bidding as key risks for the company
** Thirteen of 22 brokerages rate the stock "buy" or higher; their median PT is 316 rupees - LSEG data
** YTD, PGRD up 11% vs 10.7% decline in Nifty 50 Index .NSEI
($1 = 96.2225 Indian rupees)
(Reporting by Abhinav Parmar in Bengaluru)
((Abhinav.Parmar@thomsonreuters.com;))