Shares of coal producers rebounded in the morning trade today after falling on Wednesday (Sept 13) hit by suggestion from state electricity provider PT Perusahaan Listrik Negara (PLN) to apply cost+margin in the formula of coal price for domestic market obligation (DMO). At 11.15 am Jakarta time, Bukit Asam (PTBA) gained 1.24%, Bumi Resources (BUMI) rose 1.83%, and Adaro Energy increased 2.04%. Yesterday, PTBA fell 17.2%, ADRO lost 8%, and BUMI lost 9.2%.