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Compare Vanguard Mega Cap Growth ETF (MGK) vs S&P500 ETF (SPY) Price & Performance

Vanguard Mega Cap Growth ETFTrade
S&P500 ETFTrade

Price performance (Past 24H)

Key statistics

Vanguard Mega Cap Growth ETF vs S&P500 ETF — how do they compare? Vanguard Mega Cap Growth ETF trades at $94.37 (market cap $33.70B), while S&P500 ETF trades at $777.97 (market cap $821.54B). The key difference: S&P500 ETF is far larger — about 24.4× Vanguard Mega Cap Growth ETF's market cap, and S&P500 ETF is more actively traded (40,070,358 versus 1,362,010). Which is the better fit depends on your goals — on Pluang, investors hold Vanguard Mega Cap Growth ETF for 45 Days and S&P500 ETF for 205 Days on average.

MGKSPY
Market Cap
$33.70B$821.54B
Volume
1,362,01040,070,358
Sector
Broad Market / Factor—
52-Week High
$95.11$779.14
52-Week Low
$70.70$631.99
Typical Hold Time
45 Days205 Days

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Vanguard Mega Cap Growth ETF

MGK trades at $94.92, down 0.2% on the day, with a bullish technical signal from moving averages but bearish momentum from oscillators. The ETF focuses on large-cap US growth stocks with heavy technology concentration, offering low 0.05% expense ratio exposure to companies like Nvidia, Apple, and Microsoft. Recent articles highlight its strong five-year performance and appeal for long-term growth investors seeking mega-cap stability.

MGK presents a compelling growth ETF option with concentrated mega-cap exposure, though its tech-heavy composition increases sector-specific risk. The fund's low costs and historical outperformance make it suitable for investors with higher risk tolerance, while current technical indicators suggest potential near-term consolidation after recent gains.

S&P500 ETF

SPY, tracking the S&P 500, trades at $775.78, down 0.19% on the day amid a mixed technical backdrop with a bullish moving average signal but neutral oscillators. The ETF shows no available fundamental ratios in this snapshot, and a dividend of $1.89 is scheduled for payment in October 2026. Recent news highlights market volatility, with articles discussing valuation concerns and sector rotations.

The outlook for SPY hinges on broader market trends, with technical support near $771 offering a cushion. Risks include potential earnings growth slowdowns and macroeconomic pressures, but the bullish moving average alignment suggests underlying strength for long-term investors focused on U.S. equity exposure.

Returns comparison

Trailing returns across standard periods

Investor sentiment on Pluang

What Pluang investors did over the last 30 days

MGK

No sentiment data available yet.

SPY
75% Buy25% Sell
Avg holding period · 205 Days

About Vanguard Mega Cap Growth ETF

MGK is an ETF that seeks to track the performance of the CRSP US Mega Cap Growth Index. It provides a low-cost, diversified exposure to the largest growth companies in the U.S. stock market. The fund is composed of mega-cap stocks that exhibit key growth factors, including high expected long-term earnings growth, high historical sales and earnings growth, and high return on assets. MGK is typically used by investors seeking long-term capital appreciation from market-leading firms.

Read more on MGK →

About S&P500 ETF

The ETF is designed to track the performance of the securities and the stocks in the S&P 500 Index. To maintain the composition and weightings, the advisor adjusts the ETF from time to time to conform to periodic changes in the index target.

Read more on SPY →