Nvidia Corp (NASDAQ:NVDA) just became the world's most valuable company in history. The shares hit a record high of $160.98 today, up 19.1% since the start of 2025. For those betting on even more highs for the semiconductor giant, it's worth noting that the stock rarely disappoints in the third quarter. Per Schaeffer's Senior Quantitative Analyst Rocky White, NVDA finished the third quarter positive in eight out of the last 10 years, making it one of the best S&P 500 Index (SPX) stocks to own during this ti ...