The Only S&P 500 ETF You Need in 2026 and It’s Not the One You Think

Core Insights - The article highlights the cost advantage of iShares Core S&P 500 ETF (IVV) over SPDR S&P 500 ETF Trust (SPY), emphasizing that the lower expense ratio of IVV leads to better long-term returns for buy-and-hold investors [3][4][8] - It discusses the concentration of mega-cap stocks in both IVV and SPY, particularly noting that Information Technology constitutes 33.1% of the portfolio, which may be a concern for some investors [6][8] - The Invesco S&P 500 Equal Weight Income Advantage ETF (RSPA) is introduced as an alternative that reduces mega-cap concentration and offers an income strategy with an 8.86% yield, charging 0.29% in fees [7][8] Cost Comparison - IVV charges 3 basis points annually compared to SPY's 9.45 basis points, creating a significant cost advantage that compounds over time [3][8] - The compounding cost difference, although seemingly small, results in substantial savings for investors over decades [4][8] Performance and Strategy - IVV has outperformed SPY over the past year due to its lower fees, making it a more attractive option for long-term investors [4][8] - RSPA's equal weighting approach reduces the concentration of mega-cap tech stocks from 33% to 15%, appealing to investors looking for diversification [7][8]