Core Insights - The Invesco QQQ Trust (QQQ) and Invesco S&P 500 Equal Weight ETF (RSP) differ significantly in risk, sector exposure, and income potential, which are crucial for portfolio resilience [1][2] Cost and Size Comparison - QQQ has an expense ratio of 0.18% and AUM of $412.7 billion, while RSP has a slightly higher expense ratio of 0.20% and AUM of $78.7 billion [3] - The 1-year return for QQQ is 23.6%, compared to RSP's 14.1%, and QQQ has a dividend yield of 0.4% versus RSP's 1.6% [3][4] Performance and Risk Comparison - Over the past five years, QQQ experienced a maximum drawdown of -35.12%, while RSP had a drawdown of -21.37% [5] - An investment of $1,000 in QQQ would have grown to $1,993, while the same investment in RSP would have grown to $1,506 over five years [5] Sector Exposure and Diversification - RSP holds approximately 505 stocks with equal weight, providing broad sector exposure, particularly in Technology, Industrials, and Financial Services, each representing 14%-16% of assets [7] - QQQ is heavily concentrated in technology, with over 50% of its portfolio in this sector, and top holdings include Nvidia, Apple, and Microsoft, which together exceed 23% of assets [8][10] Investment Implications - QQQ offers higher growth potential but comes with greater volatility and sector concentration, making it suitable for investors comfortable with risk [12] - RSP provides broader diversification and a higher yield, appealing to income-focused investors and those seeking risk reduction [12]

Core Insights - The Vanguard Mega Cap Growth ETF (MGK) focuses on high-growth mega-cap stocks, while the Vanguard S&P 500 ETF (VOO) mirrors the full S&P 500, leading to different risk and return profiles for investors [1][2] Cost and Size Comparison - MGK has an expense ratio of 0.07% and AUM of $32.7 billion, while VOO has a lower expense ratio of 0.03% and significantly larger AUM of $1.5 trillion [3] - The one-year return for MGK is 14.12%, compared to 11.98% for VOO, but VOO offers a higher dividend yield of 1.12% versus MGK's 0.37% [3] Performance and Risk Comparison - Over the last five years, MGK experienced a max drawdown of -36.02%, while VOO had a max drawdown of -24.53% [4] - A $1,000 investment in MGK would have grown to $2,017, while the same investment in VOO would have grown to $1,819 [4] Portfolio Composition - VOO holds 505 stocks with a sector allocation of 37% in technology, 13% in financial services, and 11% in consumer cyclicals, providing broad market exposure [5] - MGK is more concentrated with only 66 holdings, heavily tilted towards technology at 58%, followed by communication services at 15% and consumer cyclical at 12% [6] Implications for Investors - VOO offers greater diversification and stability, making it suitable for risk-averse investors, while MGK's concentrated growth strategy may appeal to those willing to accept higher volatility for potentially higher returns [7][9] - The top three holdings in both funds are the same, but they constitute 38% of MGK's portfolio compared to 22% in VOO, indicating a higher risk-reward profile for MGK [8]