Walgreens Boots Alliance has sold 15.5 million shares of infusion services company Option Care Health at $30.75 per share.
The transaction reduced Walgreen's ownership in Option Care Health, formerly known as Walgreens Infusion Services, from 14 percent to six percent, according to a March 1 Walgreens news release.
The retail pharmacy giant intends to use the proceeds from the transaction to pay down its debt.