Healthcare 3rd Quarter Hedge Fund Activity: JNJ, ABT, PFE, MDT, BMY, MRK PRGO ... Wall St. Cheat Sheet The Company's products and experimental therapies address cancer, heart disease, HIV/AIDS, diabetes, rheumatoid arthritis, hepatitis, organ transplant rejection and psychiatric disorders. Merck & Co. Inc. (NYSE:MRK): On 06/30/2011 reported holding ... |