--- title: "U.S. stock market midday update: U.S.-China trade negotiations boost, USA Rare Earth stock price rises 12.65% as investors anticipate" type: "News" locale: "en" url: "https://longbridge.com/en/news/287103444.md" description: "USA Rare Earth rose 12.65%; MP Materials rose 2.02%, with a transaction volume of $281 million; Rio Tinto rose 1.95%, with a transaction volume of $156 million; BHP rose 1.87%, with a transaction volume of $150 million; Teck Resources rose 2.79%, with a market value of $29.8 billion" datetime: "2026-05-20T18:07:59.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/287103444.md) - [en](https://longbridge.com/en/news/287103444.md) - [zh-HK](https://longbridge.com/zh-HK/news/287103444.md) --- # U.S. stock market midday update: U.S.-China trade negotiations boost, USA Rare Earth stock price rises 12.65% as investors anticipate **U.S. Stock Market Midday Update** USA Rare Earth rose 12.65%, with increased trading volume. Based on recent key news: 1. On May 18, the preliminary results of the China-U.S. economic and trade consultations were announced, with both sides fully communicating on export control issues, making the rare earth supply chain a focal point. The Chinese government expressed its willingness to promote mutually beneficial cooperation between enterprises of both countries, ensuring the security and stability of global industrial and supply chains, which drove up the stock price of USA Rare Earth. Source: Jinshi Data 2. On May 19, the ongoing conflict in the Middle East pushed up energy prices, leading to rising inflationary pressures and a sell-off in the global bond market, with the U.S. dollar strengthening. Although rare earth stocks faced technical corrections, experts emphasized that the structural foundation of the domestic rare earth supply chain remains solid, driving up the stock price of USA Rare Earth. Source: Invezz 3. On May 21, USA Rare Earth announced plans to hold an Investor Day in the third quarter to provide more strategic details. The market is full of expectations for the company's future development, driving up the stock price. Source: MarketBeat The rare earth supply chain issue has become a focal point, and the market is full of expectations for the company's future development. **Stocks with High Trading Volume in the Industry** MP Materials rose 2.02%. Based on recent key news: 1. On May 20, the preliminary results of the China-U.S. economic and trade consultations were announced, with both sides fully communicating on rare earth export control issues. The Chinese government's policy of implementing export controls on rare earths may affect MP Materials' market expectations, driving up the stock price. Source: Jinshi Data 2. On May 18, MP Materials reached an agreement with the U.S. Department of Defense to ensure a price floor of $110 per kilogram for NdPr oxide supply. This move stabilized market expectations for rare earth prices, supporting the stock price increase. Source: Zhitong Finance 3. On May 18, despite a general sell-off of rare earth stocks due to the macroeconomic environment, MP Materials' long-term contracts and business agreements demonstrated the stability of its supply chain, alleviating market concerns. Source: Invezz Changes in rare earth industry policies affect market expectations. Rio Tinto rose 1.95%, with active trading. Based on recent key news: 1. On May 19, Rio Tinto announced the shipment of its eight billionth ton of iron ore from the Pilbara region of Western Australia. This milestone shipment demonstrates the company's strong performance in the iron ore market, driving up the stock price. Source: MT Newswires 2. On May 19, Citigroup analysts predicted that the aluminum market would face supply shocks, potentially causing aluminum prices to rise significantly. This expectation is favorable for non-ferrous metal companies like Rio Tinto, helping to boost stock prices. Source: Investing.com 3. On May 20, Barclays Bank reported that the boom in artificial intelligence construction would drive up commodity prices, benefiting countries like Chile and Peru. This trend may have a positive impact on Rio Tinto's market outlook. Source: Wall Street Insight Rising commodity prices lead to increased market volatility BHP rose by 1.87%. Based on recent key news: 4. On May 18, China Aluminum Group held talks with BHP executives to explore cooperation in mineral resources and promote green low-carbon development. This collaboration may enhance BHP's competitiveness in the mining sector and boost market confidence. 5. On May 19, a Citigroup report pointed out that global aluminum production capacity is constrained, with inventories nearing historical lows, which may lead to an increase in aluminum prices. As a mining giant, BHP may benefit from this, driving up its stock price. 6. On May 20, a Barclays report indicated that the surge in artificial intelligence construction is driving demand for commodities, and the industry where BHP operates may benefit from this trend, further supporting stock price increases. Strong demand for commodities and an optimistic industry outlook. **Stocks ranked among the top in industry market capitalization** Teck Resources rose by 2.79%. Based on recent key news: 1. On May 18, Teck Resources' merger partner Anglo American agreed to sell its Australian steelmaking coal business for up to $3.88 billion. This move will help reduce net debt, improve the company's financial position, and drive up stock prices. 2. On May 20, the global copper supply chain is facing multiple structural pressures, with copper prices running high. Tensions in the Middle East and the impact of the pandemic have increased supply chain vulnerabilities, pushing up copper prices, indirectly benefiting copper producers like Teck Resources. 3. On May 20, a Barclays report noted that the surge in artificial intelligence construction is driving up commodity prices, benefiting copper-exporting countries like Chile and Peru. As a copper producer, Teck Resources stands to gain from this trend, leading to an increase in stock prices. 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