Trading Volumes Surge as Tech Giants Innovate in AI and Expansion

1. Nvidia (Nasdaq: NVDA)
Nvidia dipped mildly by -2.54%, with the trading volume of 32.39B. Nvidia and Snowflake jointly invested in Reka AI, raising $110 million. This funding boosted Reka AI's valuation over $1 billion, marking a significant tripling from the previous round.

2. Tesla (Nasdaq: TSLA)
Tesla gained mildly by 1.10%, with the trading volume of 25.54B. Tesla opened its first supercharger restaurant in Los Angeles, marking its expansion into the culinary sector. Meanwhile, Tesla's California vehicle registrations fell 21% in the second quarter for the seventh consecutive quarter, with Model Y registrations dropping 37%.

3. Block (NYSE: XYZ)
Block gained mildly by 1.52%, with the trading volume of 11.05B. Block rose over 9% after being included in the S&P 500 Index. Trump Media & Technology Group increased its Bitcoin reserves to $2 billion, with plans for further acquisitions of Bitcoin and related assets.

4. Apple (Nasdaq: AAPL)
Apple gained mildly by 0.90%, with the trading volume of 9.91B. Apple incorporates silent unknown caller feature in latest iOS update, faces AI team upheaval, explores AI strategy shifts, introduces developer preview for macOS, and unveils Apple Watch sleep score possibility. Additionally, Apple Pay launches Korea's T-Money transit card.

5. Amazon (Nasdaq: AMZN)
Amazon.Com dipped mildly by -0.80%, with the trading volume of 8.54B. Amazon is acquiring wearable AI startup Bee, enhancing its smart voice interaction strategy. The company's AWS Shanghai AI Institute is closing to optimize resources, with plans to support employee transitions and continue innovation for customers.

6. Alphabet (Nasdaq: GOOGL)
Alphabet gained mildly by 0.65%, with the trading volume of 8.50B. Microsoft acquired more AI talent from Google's DeepMind team. Google launched OSS Rebuild to enhance open source security. Google AI won a gold medal at a global math competition.

7. Advanced Micro Devices (Nasdaq: AMD)
Advanced Micro Devices dipped mildly by -1.45%, with the trading volume of 7.51B. AMD has broken a record with the Threadripper Pro 9995WX overclocking, partnered with Stability AI for BF16 precision SD 3.0 Medium model, unveiled its next-gen GPU architecture, resumed AI chip exports to China, and launched FSR 4 with OptiScaler compatibility enhancements.

8. Palantir Technologies (NYSE: PLTR)
Palantir Technologies dipped mildly by -1.79%, with the trading volume of 7.40B. Palantir reports significant trading activity with a transaction value of $74 billion on July 22, 2025.

9. Microsoft (Nasdaq: MSFT)
Microsoft dipped mildly by -0.94%, with the trading volume of 7.03B. Microsoft's SharePoint vulnerability allowed hackers to breach the U.S. National Nuclear Security Administration. Additionally, Microsoft launched its first 5G Surface laptop and announced the phase-out of the Windows Store version of Office.

10. Meta Platforms (Nasdaq: META)
Meta Platforms dipped mildly by -1.14%, with the trading volume of 6.30B. Meta recruits globally for its superintelligence lab, with hires from China and ex-OpenAI. Meta upgraded Horizon OS, unveiled VR headsets prototypes with 180-degree HFOV, and open-sourced AU-Net. Their AI is also advancing low-carbon concrete development. Qualcomm noted Meta's smart glasses shipment significantly increased.