[BRIEFING.COM] The S&P 500 dropped below its prior close in recent trading.
Downside moves coincided with NVIDIA (NVDA 132.17, -2.28, -1.7%) and other mega caps extending losses.
The Vanguard Mega Cap Growth ETF (MGK) shows a 0.5% decline and the PHLX Semiconductor Index (SOX) trades 1.5% lower.