** Shares of Hollywood Bowl Group BOWL.L rise as much as 4.9% to 280.5p, their highest since February 19
** Stock among top pct gainers on FTSE 250 .FTMC index, which is up 1.2%
** The company, which runs tenpin bowling centres in the UK and Canada, posts H1 group revenue of 129.2 mln pounds ($171.9 mln), up 8.4% Y/Y
** UK revenue up 4.7% to 108.2 mln pounds
** Co says tariff changes, announced in April, will have no material impact on its operating costs
** Peel Hunt analysts say that BOWL is " well-placed for forecast upgrades by year-end"
** Stock last up 3.2%, trimming YTD losses to 7.5%
($1 = 0.7515 pounds)
(Reporting by Aby Jose Koilparambil in Bengaluru)
((abyjose.koilparambil@thomsonreuters.com))