Spectris shares rises on Advent's 4.8 billion pounds takeover offer

** Shares of scientific instruments maker Spectris SXS rise over 2.5% to 4,090p, marking its highest point since Septemebr 2021

** The company agrees to a takeover bid by Advent for about 4.8 billion pounds ($6.38 billion)

** The latest proposal trumps 4.7 billion pound offer from U.S. investment firm KKR KKR

** 7 of 10 brokerages rate the stock "buy" or higher, 3 "hold" ; their median PT is 3,131p, according to data compiled by LSEG

** Including session's gains, stock has risen 63% YTD