Markets may open slightly positive on July 23, tracking global cues. Infosys, Dr Reddy's, Tata Consumer, and others are set to report Q1 results today, while Paytm and Oberoi Realty have posted strong earnings. Hyundai faces a ₹258.7 crore GST penalty, and Siemens, Dixon, KEI, JSW Infra, and Shyam Metalics are on the radar amid results, legal updates, and large-cap deals.