Fresenius Medical Care is a German company specializing in the production of medical supplies, primarily to facilitate or aid renal dialysis. It is 30% owned by the health care company Fresenius. As of December 31, 2015, the number of Fresenius Medical Care shares held by its largest shareholder, Fresenius SE & Co. KGaA remained unchanged at around 94.4 M. This corresponds to a 30.9% interest in its share capital.