During the after-hours session on July 23 (Wednesday) Eastern Time, big tech stocks faced widespread selling pressure, with all major benchmarks closing lower. As of press time, heavyweight stocks in the sector saw significant pullbacks, reflecting cautious market sentiment.

In terms of individual performance, Tesla (TSLA.US) was the weakest performer, quoting at $316.24 in after-hours trading, a sharp decline of 15.45% from the previous close. The stock experienced severe intraday volatility, dipping to a low of $315.74, with full-day turnover reaching $31.4 billion, indicating strong capital outflow. Google (GOOGL.US) followed closely, down 6.93% to $318.28; Amazon (AMZN.US) fell 4.82% to $233.05; Meta (META.US) dropped 3.61% to $604.52; and Apple (AAPL.US), though relatively resilient, still slipped 1.45% to $321.17. TSMC (TSM.US) also declined, down 1.81% to $413.60 in after-hours trading.

Regarding leveraged derivative products, TSDD.US, which moves inversely to Tesla, surged 31.13% to $11.06 in after-hours trading, while the long-Tesla TSLL.US plummeted 31.05% to $7.57. Google-related leveraged product GGLL.US fell 14.28%, whereas GGLS.US bucked the trend with a 7.18% gain. Overall, the big tech sector showed a clear pattern of broad declines in the after-hours session, warranting investor caution regarding short-term correction risks.