--- title: "U.S. stock night market volatility: Soluna fell 7.21% in the night market, with no significant news but showing volatility. What is causing such market sentiment?" type: "News" locale: "en" url: "https://longbridge.com/en/news/286703143.md" description: "Soluna fell 7.21% in the night session; Circle fell 3.14% in the night session, with a transaction volume of USD 30.55 million; Strategy fell 3.78% in the night session, with a transaction volume of USD 30.37 million; IREN fell 1.53% in the night session, with a transaction volume of USD 16.87 million" datetime: "2026-05-18T02:31:34.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/286703143.md) - [en](https://longbridge.com/en/news/286703143.md) - [zh-HK](https://longbridge.com/zh-HK/news/286703143.md) --- # U.S. stock night market volatility: Soluna fell 7.21% in the night market, with no significant news but showing volatility. What is causing such market sentiment? **U.S. Stock Night Market Movements** Soluna fell 7.21% in the night market, 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. **Stocks with High Trading Volume in the Industry** Circle fell 3.14% in the night market. Based on recent key news: 1. On May 15, global risk assets faced a sell-off, and the cryptocurrency market weakened simultaneously. The prices of Bitcoin and Ethereum fell, impacting Circle's stock price. Source: Zhitong Finance 2. On May 15, Circle's Q1 financial report showed an on-chain transaction volume of USDC reaching $21.5 trillion. Despite the massive transaction volume, the market remains cautious about its future growth. Source: Golden Finance 3. On May 16, Tiger Global Management LLC completely liquidated its holdings in Circle, increasing market uncertainty about Circle's future. Source: Golden Finance. The volatility in the cryptocurrency market has intensified, and risks need to be monitored. Strategy fell 3.78% in the night market. Based on recent key news: 1. On May 15, Strategy announced a repurchase of approximately $1.5 billion of convertible bonds maturing in 2029, with an expected cash repurchase price of about $1.38 billion. This move aims to reduce debt burden and enhance financial flexibility, leading to a drop in stock price. Source: Golden Finance 2. On May 17, Strategy's STRC stock trading volume hit a historical high of 1.51 billion shares, indicating strong investor interest. This surge in trading volume may support further purchases of Bitcoin. Source: NS3.AI 3. On May 15, Strategy purchased approximately 11,707 Bitcoins through its market plan, using proceeds from newly issued shares, driving stock price volatility. Source: BitcoinQuant. The volatility in the cryptocurrency market has intensified, and investors should be cautious. IREN fell 1.53% in the night market. Based on recent key news: 1. On May 15, IREN completed the issuance of $3 billion in convertible notes with a coupon rate of 1%, maturing in 2033. This move aims to accelerate the development of AI cloud infrastructure, leading to stock price volatility. Source: Golden Finance 2. On May 15, IREN plans to use part of the funds for capped call option trading to hedge against stock dilution risks. This news raised market concerns about future stock prices, leading to a decline in stock price. Source: Reuters 3. On May 15, the impact of Australia's tax reform plan intensified, coupled with IREN's $3.4 billion AI cloud deal with NVIDIA, indicating pressure from industry transformation. Source: Foresight News. The industry transformation is accelerating, and policy pressures are significant ### Related Stocks - [SLNH.US](https://longbridge.com/en/quote/SLNH.US.md) - [CRCL.US](https://longbridge.com/en/quote/CRCL.US.md) - [MSTR.US](https://longbridge.com/en/quote/MSTR.US.md) - [IREN.US](https://longbridge.com/en/quote/IREN.US.md) ## Related News & Research - [Soluna Reports Q1'26 Results; Revenue Grows 58% Year-Over-Year and 4th Consecutive Quarter Sequentially | SLNH Stock News](https://longbridge.com/en/news/286762838.md) - [Soluna Q1 net loss widens on higher compensation and financing expenses](https://longbridge.com/en/news/286764313.md) - [Iren Stock Rises on Surprising Acquisition](https://longbridge.com/en/news/286772262.md) - [IREN Acquires Awaken to Support Global Brand Growth | IREN Stock News](https://longbridge.com/en/news/286759703.md) - [Why IREN Stock Is Trading Higher Thursday?](https://longbridge.com/en/news/286452767.md)