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.

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.

Walgreens Boots Alliance is being taken private in a deal valued up to $23.7 billion, following a largely disastrous run on the public markets where its