Shares of Indika Energy (INDY), co-owner of the third largest coal producer PT Kideco Jaya Agung, have gained 229% year to date as investors speculated on possible recovery in energy market. Trading speculation also spreads out to Indika-related equities—Petrosea (PTRO) and Mitrabahtera Segarasejati (MBSS), which are all in the coal related industry.To subscribe please click here