U.S. stock market update: Rigetti Computing up 10.09%

Tracking Unusual Activity
2025.07.31 15:03
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Rigetti Computing rose 10.09%; NVIDIA rose 0.36%, with a transaction volume of $14.1 billion; AMD rose 0.04%, with a transaction volume of $5.165 billion; Broadcom fell 0.91%, with a transaction volume of $1.844 billion; TSMC fell 0.37%, with a market capitalization of $1.25 trillion

U.S. Stock Market Midday Update

Rigetti Computing rose 10.09%, with increased trading volume. Based on recent important news:

  1. On July 28, Rigetti's price-to-earnings ratio soared, indicating that its stock was overvalued, leading investors to reassess its value, resulting in a 10.09% increase in stock price.

  2. On July 28, IonQ and Rigetti took different paths in the field of quantum computing, with the market showing greater confidence in Rigetti's success, driving up its stock price.

  3. On July 31, Rigetti and D-Wave's stock prices surged over 1000% in the past year, with investors expressing optimism about Rigetti's future, further boosting its stock price.

Top Stocks by Industry Trading Volume

Nvidia rose 0.36%, with a trading volume of $14.1 billion. Based on recent key news:

  1. On July 29, Nvidia urgently ordered 300,000 H20 chips from TSMC due to strong demand in the Chinese market, leading to a rise in stock price.

  2. On July 30, White House National Economic Council Chairman Hassett stated that Nvidia's H20 AI chips were approved for export to China, boosting market confidence.

  3. On July 31, Microsoft and Meta significantly increased capital expenditures, fueling an AI investment boom, benefiting Nvidia.

AMD rose 0.04%, with increased trading volume. Based on recent important news:

  1. On July 28, AMD planned to raise the price of its Instinct MI350 AI accelerator from $15,000 to $25,000, resulting in a stock price increase of about 4%.

  2. On July 29, AMD announced partnerships with Alibaba, Amazon, and others to launch over 30 new cloud instances, further driving up stock price.

  3. On July 30, analysts expected AMD's second-quarter sales to exceed expectations, further boosting market confidence.

Broadcom fell 0.91%, with a trading volume of $1.844 billion. Based on recent important news:

  1. On July 30, Morgan Stanley raised Broadcom's target price to $338 due to strong AI demand, causing stock price fluctuations.

  2. On July 30, Broadcom reserved 145,000 units of capacity for Google, Meta, and OpenAI, indicating strong demand in the AI market.

  3. On July 31, Broadcom's short interest decreased by 14.81%, enhancing market confidence.

Top Stocks by Industry Market Capitalization

TSMC fell 0.37%, with a market capitalization of $1.25 trillion. Based on recent important news:

  1. On July 30, TSMC's stock fell due to rumors of tariffs, impacted by foreign selling pressure.

  2. On July 29, the Trump administration announced a 50% tariff increase on Brazilian goods, causing TSMC's stock price to turn negative On July 31, TSMC's stock price reached an all-time high, with a market capitalization of NT$30.08 trillion

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