EBITDA (Earnings before Interest, Taxes, Depreciation and Amortization) grew by 17%, to $875.7 million.
The company said its earnings increased 34% in the same period to $2.4 billion, year-on-year.
The integrated steel-making company produces pig iron, slabs, hot-rolled, cold-rolled, galvanized, pre-painted, and grain- and non-grain-oriented steel.
Vladimir Lisin, chairman of the board of directors, controls 84.6% of the company's stock.