Indices stepped up on Thursday. Brands advanced following the release of tariff details. President Trump announced a 25% tariff on imported steel and a 10% levy on non-American aluminum. On another note, initial jobless claims increased last week. Department of Labor data showed new claims rose by 21,000 to 231,000. In M&A moves, Cigna Corp. will purchase Express Scripts Holding for $67 billion in cash and stock, and $15 billion in debt. For the session, Express Scripts climbed 8.5% while Cigna shed 11%.