** Mexican restaurant chain operator's shares LOCO.O sink
15.5% to $14.87
** Stock erases all of this year's gains and set for its
worst day in over 14 months
** Co on Thursday posted Q3 comp sales increase of 1.8% vs
Street est of a 2.3% increase; also misses Q3 rev est
urn:newsml:reuters.com:*:nGNX2Ccd6m
** Forecasts Q4 comp sales to rise 1%-2%, largely below est
of a 1.8% increase
** Stock earlier fell as much as 18.8% to 14.30, an over
3-mth low
** With session's losses, LOCO down 2% YTD and set for its
third straight month of declines
(Reporting by Uday Sampath in Bengaluru)
((UdaySampath.Kumar@thomsonreuters.com; within U.S.+1 646 223
8780; Twitter: https://twitter.com/sampath_uday ;))