BUZZ-Plus500: falls to hold gains as Gotham City adds to woes
** Plus500 (LSE: PLUS.L - news) opens up 5 pct but fails to hold gains, falling to trade down 4 pct after Gotham City Research latest to question co
** Noted bear raiders say questions over co's reported cash balances, adds freezing client accounts likely to be highly damaging
** Co has lost nearly half its value in last three trading days
** Elevated short interest with three quarters of shares available to borrow now out on loan, according to Markit (NasdaqGS: MRKT - news)
** Odey Asset Management share of voting rights rose to 14.6 pct on Tuesday, according to filings
(RM (LSE: RM.L - news) : alasdair.pal.thomsonreuters.com@reuters.net)