Key Facts on Vanguard Mega Cap Growth ETF
The Vanguard Mega Cap Growth ETF (NYSEMKT: MGK) holds 59 of the largest growth companies in the U.S., with a combined market capitalization exceeding $17 trillion. The ETF’s leading positions—Nvidia, Apple, Alphabet, and Microsoft—alone represent approximately 45.8% of its portfolio. As of April 30, 2026, Nvidia contributes 13.77%, Apple 11.79%, Alphabet 11.55%, and Microsoft 8.69% to the ETF’s value.
Launched in 2007, MGK has achieved a compound annual return of 13.6%, outpacing the S&P 500’s average annual return of 10.3%. With technology stocks making up 70% of the ETF, heightened interest in artificial intelligence has fueled significant gains—these four tech giants have delivered a median return of 236% since early 2023. However, the heavy concentration in a few stocks raises potential risks for investors.
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