U.S. stock night trading opening fluctuations: Huize fell 10.33% in night trading; Ross Stores rose 8.63% in night trading

U.S. Stock Night Market Opening Movements

Huize fell 10.33% in the night market. Based on recent key news:

1. On August 20, Huize released its semi-annual financial report, showing a 5.8% year-on-year increase in operating revenue and a significant improvement in net profit. However, market concerns about its future profitability may lead to a decline in stock price. Source: Huize Announcement

2. On August 20, Huize's gross premium and first-year premium achieved double-digit growth, with operational leverage improvement and AI efficiency enhancement driving a substantial increase in net profit, but investors are skeptical about its sustainability. Source: Huize Announcement

3. On August 20, Huize's profitability in international markets came under scrutiny, especially as it has achieved profitability in the Hong Kong market, while the Singapore market is still developing, which may affect investor confidence. Source: Huize Announcement. The insurance industry faces policy changes and technological challenges.

Ross Stores rose 8.63% in the night market. Based on recent key news:

1. On August 21, Ross Stores raised its full-year earnings forecast, expecting earnings per share to be between $8.61 and $8.77, higher than the previous expectation of $7.50 to $7.74. This move reflects strong demand for discount apparel, driving the stock price up. Source: Zhitong Finance

2. On August 21, Ross Stores announced its second-quarter performance, with revenue reaching $6.3 billion, a year-on-year increase of 13.9%, exceeding expectations by $140 million. Earnings per share were $2.66, surpassing expectations by $0.71, boosting market confidence. Source: Zhitong Finance

3. On August 21, Ross Stores announced plans to open 115 new stores in 2026, an increase of 5 stores from previous plans, demonstrating the company's confidence in expansion and further driving up the stock price. Source: Zhitong Finance. The demand in the discount retail sector is strong, amid increasing economic uncertainty.

Top Gainers in the U.S. Night Market

RF Acquisition Corp II rose 582.33% in the night market. Based on recent news:

1. On August 20, RF Acquisition Corp II released its latest announcement through the EDGAR system, detailing the company's future development plans and strategic adjustments. This announcement triggered a strong market reaction, leading to a significant rise in stock price.

2. On August 21, the market reacted positively to RF Acquisition Corp II's announcement, with investors actively buying the company's stock, further pushing up the stock price.

3. No other significant news recently. Trading is active, with clear capital flows, and considering sector and industry trends, the stock shows significant volatility.

CongChain Group rose 20.71% in the night market. Based on recent key news:

1. On August 21, CongChain Group released its unaudited financial report for the first half of 2026, showing a 93.7% year-on-year decline in revenue and a net loss of RMB 148.9 million. Despite the poor performance, the company announced a $15 million stock repurchase plan and advanced its AI-driven diversification strategy, boosting market confidence and driving up the stock price

2. On August 19, analysts expect CongChain Group's quarterly revenue to decline significantly by 77.8%, but maintain a "Buy" rating with a target price of $3, which is 234.1% higher than the current stock price. Analysts' optimistic expectations may have a positive impact on the stock price.

3. On August 21, the company continued to expand its business in the cryptocurrency mining market through its Goldshell mining machines and staking platform, and explored the AI computing market, demonstrating a long-term diversification strategy that enhances investor confidence. The cryptocurrency market is volatile, and regulatory pressures are increasing.

The Ninth City rose 10.09% in after-hours trading, with no significant news recently. Trading is active, and capital flows are evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation