The S&P 500 rose 79.29% (+3,454 pts) over five years in a broad advance: 375 of 503 stocks rose, with NVDA out front at +652 points.
Read the latest market-close note: Goldman and Microsoft Push the Dow to a Large Gain While Telecoms Sink Communication Services
AMAZON.COM INC and PTC INC moved almost identically (+59.86% vs +61.36%), yet AMZN moved the S&P 500 4,059.3× as much. In a cap-weighted index, the bigger company's weight turns the same percentage move into far more points.
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