Update
US Stock Markets Closed, $52M Chip Stock Wipeout in Off-Hours Trading
US stock markets were closed on October 18, 2026. However, traders betting on chip stocks lost about $52 million through off-hours trading. The Direxion Daily Semiconductor Bull 3X Shares (SOXL) saw a sharp drop, leading to $51.6 million in liquidations within 10 minutes. Long positions accounted for around $38.1 million, or 73.8% of the total. The slide affected other chip stocks such as SanDisk (SNDK), SK Hynix, and Micron (MU).