US Steel announced second quarter 2009 earnings today. See the company’s press release here. X continues to struggle as a result of weak market conditions and pricing. Q2 EBITDA per ton was negative $104, which is $5 worse than Q1 EBITDA of negative $99 per ton. As you can see on the Nerds of Steel earnings spreadsheet, US Steel has been among the weakest performers so far in 2009 as measured by margin per ton.