Private equity firm KKR & Co. Inc. has invested $250 million in Henry Schein Inc., Long Island’s largest publicly traded company by revenue, the Melville-based company announced Wednesday.

Henry Schein, Inc. (NASDAQ:HSIC) shares are trading higher on Wednesday. The medical and dental supplies distributor disclosed a strategic investment of an additional $250 million from funds affiliated with KKR & Co.

Private equity firm KKR has taken a large stake in Henry Schein and plans to work with the distributor of medical products to improve its operations, the Wall Street Journal reported on Wednesday citing people familiar with the matter.