** Reliance Industries Ltd rises as much as 4.5 pct to 1380.50 rupees, its highest since May 2008; stock top pct gainer on the NSE index
** Reliance Jio, co's telecoms unit, signs up 72 mln paying customers under its Prime plan, extends the enrolment deadline for the plan until April 15
** "The retention rate is quite impressive and turned out at least 10 pct more than the street talk," says an analyst at a domestic brokerage.
** Rival Bharti Airtel falls as much as 3.3 pct; Idea Cellular Ltd down as much as 1.6 pct
** Up to Friday's close, Reliance Industries had risen about 15.8 pct this year