Cannell & Co. increased its stake in Vanguard Mid-Cap ETF (NYSEARCA:VO – Free Report) by 22.2% in the 4th quarter, HoldingsChannel reports. The institutional investor owned 1,959 shares of the company’s stock after purchasing an additional 356 shares during the quarter. Cannell & Co.’s holdings in Vanguard Mid-Cap ETF were worth $456,000 as of its […]