Why buy $SPY? Just buy Top10 (31% of tot mkt cap) or more diversification Top25 companies (44% of tot mkt cap). The Top10 &amp; Top25 (EQUAL weights) are +13.8% &amp; +9.4% respectively YTD outpacing the S&amp;P500 (-2.5%) by 16.6% and 12.2% resp. $AMZN, $NVDA , $NFLX, $PYPL driving that +% https://t.co/Y5CFmOi1Lp