This is interesting: Nvidia, $NVDA, and Apple, $AAPL, currently account for 20.4% of the average investor portfolio, according to Vanda Research analysis. Nvidia's share increased from 5.5% at the beginning of 2024 to 10.6% and is now the most popular stock held by investors. Apple is the second most favored, at a 9.8% share, down from 10.6% at the start of the year. The third largest holding is the S&P 500 ETF, $SPY, reflecting 7.6% of the average investor portfolio. Tesla, $TSLA, and the Invesco QQQ Nasdaq ETF, $QQQ, account for 6.0% and 4.3%, respectively. Big tech stocks are incredibly popular$S&P 500(.SPX)$