Vanguard Mega Cap Growth ETF comprises about 8.6% of Beacon Capital Management LLC’s investment portfolio, making the stock its 4th largest holding. Beacon Capital Management LLC owned approximately 0.23% of Vanguard Mega Cap Growth ETF worth $64,019,000 at the end of the most recent reporting period. Vanguard Mega Cap Growth ETF Price PerformanceShares of NYSEARCA MGK opened at $399.36 on Friday. Vanguard Mega Cap Growth ETF Company ProfileThe Vanguard Mega Cap Growth ETF (MGK) is an exchange-traded fund that is based on the CRSP US Mega Growth index. Read MoreReceive News & Ratings for Vanguard Mega Cap Growth ETF Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Vanguard Mega Cap Growth ETF and related companies with MarketBeat.com's FREE daily email newsletter.