Mirant reported a Q2 loss of -$783 million on Friday, August 8th. Mirant cited the loss to higher energy prices, which decreased the value of Mirant's forward contracts and increased Mirant's operating expenses.
Prices for coal, one of MIR's main inputs in the production of electricity, rose from $117.60 per ton to $140 per ton from June 20th to August 15th.