It has outperformed by 0.16% the S&P500. The institutional investor owned 37,541 shares of the company's stock after buying an additional 457 shares during the period. Moreover, Personal Capital Advsr has 0.14% invested in Merck & Co., Inc. (NYSE:MRK) for 342,600 shares. (NYSE:MRK). Duncker Streett And Inc reported 50,446 shares.