Tech Stocks Drive Gains in S&P 500, Nasdaq
1. Tech stocks, including Apple, led a market reversal on Wednesday. 2. Market volatility is expected in September, traditionally a poor month. 3. Analysts caution megacap tech stocks may struggle to sustain gains. 4. Crucial economic data releases are imminent, affecting market direction. 5. Investors are shifting focus towards value over high-flying tech stocks.