Mmbg Investment Advisors CO. trimmed its position in shares of Vanguard S&P 500 ETF (NYSEARCA:VOO – Free Report) by 14.8% during the 4th quarter, HoldingsChannel reports. The firm owned 20,110 shares of the company’s stock after selling 3,490 shares during the quarter. Vanguard S&P 500 ETF accounts for 1.0% of Mmbg Investment Advisors CO.’s investment […]