Google falls over 3% pre-market as free cash flow turns negative for the first time in decades and full-year capital expenditures are raised; Tesla drops over 5% as Q2 revenue surges 26%, but profit falls 18%, far below expectations; Memory sector: SK Hynix rises over 5%, Micron gains nearly 2%; Nokia rises over 3% as Q2 net sales grow 8% year-over-year and operating profit beats expectations; ServiceNow soars over 6% as Q2 revenue grows 24% and full-year subscription revenue outlook is raised.

Berkshire Hathaway's Q2 13F holdings reshuffled: increased positions in Google and Delta Air Lines, reduced Bank of America holdings for the second consecutive quarter

The rebound in the South Korean stock market drives a significant increase in margin balances, with analysts expecting new highs.

According to disclosures by the US Securities and Exchange Commission (SEC), H&H International Investment, managed by Duan Yongping, held a total market value of approximately $19.1 billion at the end of Q2, down from about $20.0 billion at the end of Q1. In the second quarter, H&H continued to increase its holdings in Pinduoduo, Berkshire Hathaway Class B shares, and Disney, while establishing a new position in Alibaba. At the same time, it significantly reduced its holdings in Nvidia, Google,

According to the 13F filing submitted by Nvidia (NVDA.US), as of the end of the second quarter, Nvidia held 122.7 million shares of SpaceX, with an equity value of approximately $21 billion, making SpaceX Nvidia's second-largest stock holding after Intel.