Stocks are falling for the third day in a row. Is this the start of a deeper pullback?
1. S&P 500 on a three-day losing streak, down nearly 1%. 2. Stronger economic data shifts expectations for future Fed rate cuts. 3. Market fears of overvaluation in megacap technology stocks rise. 4. Potential pullback could test S&P 500's 50-day moving average. 5. Concerns grow about the necessity of future rate cuts amid 3.8% GDP.