Hedge Fund's $621 Million Invested in Healthcare Stocks: CEPH, JNJ, PFE 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, Gabelli Funds ... |