** Shares of specialty chemical co IOSP.O up ~13% at
$104.38 -- set for their best day in over 8 years, if gains hold
** Qtrly profit beat driven by higher revenue in Oilfield
services and Fuel Specialties segments
** IOSP profit has beaten estimates 7 times in at least the
last eight qtrs, with Q2 2018 being the only miss
** Stock among best performers on NASDAQ
** Including session's gains, stock has risen ~68% YTD
(Reporting by Abhishek Manikandan in Bengaluru)
((Abhishek.Manikandan@thomsonreuters.com))