GERMANTOWN, N.Y. & COLOGNE, Germany--(BUSINESS WIRE)--Taconic Farms, Inc. (Germantown, NY, USA) today announced that it has reached an agreement to buy an 80.1% stake in Artemis Pharmaceuticals GmbH from Artemis’ parent company Exelixis, Inc., South San Francisco (Nasdaq:EXEL). Artemis Pharmaceuticals GmbH will change its name to TaconicArtemis GmbH immediately.