Walgreens, Coinbase, Duolingo, Ralph Lauren
A Walgreens store is seen on August 07, 2019 in Miami, Florida.Joe Raedle | Getty ImagesCheck out the companies making headlines in midday trading.Doximity — The online platform for medical professionals skyrocketed more than 27% after the company reported better-than-expected quarterly results. Doximity also announced a new share repurchase program.Walgreens — Shares rose 6% after an upgrade to buy from hold Deutsche Bank, which said it liked Walgreens' merger and acquisition plans.Coinbase — Coinbase jumped 9% after…