** Shares in Trustpilot Group TRST.L up 5.3% at 134.1p, among top pct gainers in FTSE mid-caps .FTMC index
** The global review platform on Friday denied all allegations made in short-seller Grizzly Research's report
** Co says it is considering all appropriate options in response to Grizzly's "false" statements
** Shares fell as much as ~32% on Thursday when the Grizzly report and short position were first disclosed
** Including the session's gains, stock down ~50% so far this year
(Reporting by Prerna Bedi in Bengaluru)
((Prerna.Bedi@thomsonreuters.com ; +91 98052 24616;))