Walgreens Boots Alliance Inc. Common Stock. Replay the stock market charts of WBA day by day back to 2003. Open long and short positions without spending any money. Walgreens Boots Alliance Inc is a pharmacy led health and wellbeing company. It operates retail pharmacy store chain in the United States. The firm sells and markets its products under brands such as Walgreens, Duane Reade, Boots and Alliance Healthcare.