Walgreens Boots Alliance will be taken private by Sycamore Partners for $10 billion, the firms said on Thursday, closing out nearly a century of trading on public markets for the U.S. pharmacy giant.

Struggling U.S. pharmacy chain Walgreens Boots Alliance (WBA) has finalized a deal that will see it bought by private equity firm Sycamore

Shares of Walgreens Boots Alliance have lost about half their value in the past year, as the chain has faced pressure in its retail and pharmacy businesses.