Spirax Group tops FTSE 100 on faster second-half sales growth forecast 

** Shares of valve maker Spirax Group SPX up about 14% at 6,905p; top gainer on the FTSE 100 CURRENCYCOM:UK100 index, which is up 0.27%

** Co expects organic sales growth to accelerate in the second half; reiterates FY guidance

** Co posts 3% rise in first-half organic revenue to 822.2 million pounds ($1.11 billion) vs. company-compiled consensus of 2.5% growth

** Including session moves, SPX up 0.66% YTD, while FTSE 100 up about 12%

($1 = 0.7437 pounds)