** Shares of Indian Energy Exchange IIAN.NS slides about 7% to 125.90 rupees;
** IIAN's plea against electricity regulator's earlier proposed framework on market coupling dismissed
** Market coupling is an economic model used in energy markets to create a single, uniform price for electricity across different trading platforms or exchanges, diluting IIAN's dominant position
** Federal grid regulator Grid India will act as the Market Coupling Operator and will be responsible for the operation and management of market coupling
** Busiest session since Jan 19 with more than 22.5 million shares traded so far, over 3.5x their 30-day avg
** Eleven analysts have "hold" rating on avg; median PT 137 rupees - data compiled by LSEG
** YTD, IIAN down about 6%
(Reporting by Urvi Dugar in Bengaluru)
((UrviManoj.Dugar@thomsonreuters.com;))