US stock futures traded lower this Tuesday morning as investors reviewed earnings from key retail, industrial and healthcare names and reacted to a major merger announcement in the coatings sector. Here are the stocks investors are watching today: Home Depot (HD): Expected $3.85 per share on $41.14 billion revenue before the opening bell. Shares slipped 0.4 percent to $356.70 in after hours. Helmerich and Payne (HP): Reported a $0.01 per share loss and $1.012 billion in sales, beating the $973.68 million consensus. Shares dropped 8.2 percent to $25.34 after hours. Medtronic (MDT): Expected $1.31 per share on $8.87 billion revenue pre market. Shares up 0.1 percent to $96.29 in after hours. Akzo Nobel and Axalta Coating Systems (AXTA): Announced an all stock merger of equals, sending Axalta shares up 13.2 percent to $31.90 after hours. Ecolab (ECL): Expected $1.34 per share on $4.311 billion revenue before open. Shares rose 0.8 percent to $132.99 after hours. 📈 For daily earnings...