That offer, which was reiterated in writing to the U.S. Steel Board on August 11, 2023, proposed acquiring 100% of the outstanding stock of U.S. Steel for a per share value of $17.50 in cash and 1.023 shares of Cliffs stock. On July 28, 2023, this implied a total consideration value of $35.00 per share of U.S. Steel stock, which represented a 42% premium to U.S. Steel’s share price as of the market close on July 28, 2023