UK's TP ICAP shares up as Q1 revenue rises on volatile markets
** Shares of British inter-dealer broker TP ICAP TCAPI.L up 1.4% at 318.9p ** Co posts Q1 total revenue of 689 million pounds ($932.3 million), 13% increase year-on-year driven by strong execution amid favourable market conditions ** TCAPI retains outlook for the remainder of the year ** YTD, stock up about 21% ($1 = 0.7390 pounds) (Reporting by Megha Anilkumar Nair) ((MeghaAnilkumar.Nair@thomsonreuters.com;))