** Shares of Ceres Power CWR.L plunge as much as 15.4% to 261p
** Stock at the bottom of FTSE mid-cap .FTMC index, which is down 0.1%
** Short-seller Grizzly Research says it is short on the UK-based clean energy technology developer
** "We believe the company is hiding a flawed business model with abysmally small revenue potential behind a façade of big-name announcements and lofty projections," the short-seller says in its report
** Ceres Power did not immediately respond to a Reuters request for comment
** Including session's move, stock up ~71% YTD
(Reporting by Prerna Bedi in Bengaluru)
((Prerna.Bedi@thomsonreuters.com ; +91 98052 24616))