--- title: "U.S. stock night market volatility: Strategy fell 4.54% in after-hours trading, raising market concerns over debt repurchase and dividend adjustments" type: "News" locale: "en" url: "https://longbridge.com/en/news/286694334.md" description: "Strategy fell 4.54% in the night session; Circle fell 4.68% in the night session, with a transaction volume of USD 19.44 million; IREN fell 3.00% in the night session, with a transaction volume of USD 12.76 million; Palantir Tech fell 1.37% in the night session, with a transaction volume of USD 9.92 million" datetime: "2026-05-18T01:21:47.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/286694334.md) - [en](https://longbridge.com/en/news/286694334.md) - [zh-HK](https://longbridge.com/zh-HK/news/286694334.md) --- # U.S. stock night market volatility: Strategy fell 4.54% in after-hours trading, raising market concerns over debt repurchase and dividend adjustments **U.S. Stock Night Market Movements** Strategy fell 4.54% in the night market. Based on recent key news: 1. On May 15, Strategy announced a repurchase of approximately $1.5 billion of zero-coupon convertible senior notes 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 stock price fluctuations. Source: Jinse Finance 2. On May 17, Michael Saylor hinted that Strategy might increase its Bitcoin holdings again, with market expectations for disclosure of the increased holdings data, driving stock price fluctuations. Source: Jinse Finance 3. On May 17, Strategy proposed to adjust the annual dividend of STRC from monthly payments to semi-monthly payments, which may affect investors' expectations for dividends, leading to stock price fluctuations. Source: Strategy Company Announcement. The cryptocurrency market volatility has intensified, and risks need to be monitored. **Stocks with High Trading Volume in the Industry** Circle fell 4.68% 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. Rising inflation concerns and international oil price increases led to a decline in market risk appetite, causing Circle's stock price to drop by about 9%. Source: Zhito Finance 2. On May 15, Circle's Q1 financial report showed that the on-chain transaction volume of USDC reached $21.5 trillion. Despite the massive transaction volume, the market remains cautious about its future growth. Source: Jinse Finance 3. On May 16, Circle's USDC circulation decreased by 1.7 billion, reflecting a decline in market demand for stablecoins. Source: Jinse Finance. The cryptocurrency market volatility has intensified, and risks need to be monitored. IREN fell 3.00% 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 fluctuations. Source: Jinse 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, Australia's tax reform plan affects cryptocurrency investors, and IREN is shifting towards AI infrastructure, with industry policy changes increasing market uncertainty. Source: Foresight News. Changes in cryptocurrency industry policies affect market confidence. Palantir Tech fell 1.37% in the night market. Based on recent key news: 1. On May 15, despite Palantir reporting strong Q1 results and raising guidance, the stock price has significantly declined year-to-date as investors pulled out from high-multiple AI stocks. Peter Thiel and Alex Karp have sold a large amount of stock since February, with insider selling far exceeding buying, putting pressure on the stock price 2. On May 16, Palantir actively aligned itself with the Trump administration, becoming a beneficiary in the defense technology sector. As Trump promoted the modernization reform of the U.S. military, Palantir challenged the traditional defense contracting system, impacting its stock price. 3. On May 17, analysts had significant disagreements regarding Palantir's rating, with target prices ranging from $90 to $255, reflecting deep divisions over whether the company's growth can support its high valuation. 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