The Theranos class action settlement arises from blood testing services the company marketed to consumers through Walgreens retail stores in Arizona and California. If you purchased Theranos blood testing services at a Walgreens location in either of those states, you may be eligible to participate in the settlement. Payments are based on the cost of the blood testing services you purchased, drawn from the Walgreens settlement fund and approximately $1.33 million in Theranos assets. Visit the official settlement site for claim filing details and current deadlines.