Vanguard Mega Cap Growth ETF comprises 1.4% of Tactive Advisors LLC’s investment portfolio, making the stock its 15th biggest holding. Tactive Advisors LLC’s holdings in Vanguard Mega Cap Growth ETF were worth $5,674,000 as of its most recent SEC filing. Get Vanguard Mega Cap Growth ETF alerts:Vanguard Mega Cap Growth ETF Stock PerformanceShares of MGK stock opened at $90.79 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. Featured ArticlesReceive 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.