Synergy Asset Management LLC’s holdings in Vanguard S&P 500 ETF were worth $1,279,000 as of its most recent SEC filing. Get Vanguard S&P 500 ETF alerts:Vanguard S&P 500 ETF Stock Up 0.0%Shares of VOO opened at $615.30 on Friday. Vanguard S&P 500 ETF ProfileVanguard 500 Index Fund (the Fund) is an open-end investment company, or mutual fund. The Fund offers four classes of shares: Investor Shares, Admiral Shares, Signal Shares, and Exchange Traded Fund (ETF) Shares. Receive News & Ratings for Vanguard S&P 500 ETF Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Vanguard S&P 500 ETF and related companies with MarketBeat.com's FREE daily email newsletter.