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TradingKey - Warren Buffett just stepped down from the CEO position at Berkshire Hathaway (BRKB)in 2025 Q4, and he left a $400 billion trail of crumbs behind him. His last-quarter transactions were anything but predictable: a colossal 77% sale of Amazon stock (AMZN); a tactical withdrawal from Apple

As March began, Apple delivered a set of results that could hardly have been more at odds with itself. On March 11th the company unleashed a barrage of aggressively priced hardware, including the iPhone 17e and a MacBook Neo starting at a mere $599. The aim was clear: to jolt the upgrade cycle back

An in-depth analysis of the global digital economy paradigm shift triggered by AI Agents in 2026. From the technological leap of GPT-5.4 to the architectural unification of OpenClaw, this article reveals how AI agents are restructuring the business models of tech giants, triggering a "broken ladder" crisis in the workplace, and analyzing counter-intuitive underlying investment logic in sectors such as cybersecurity.

TradingKey - In February 2026, the Tokyo stock market once again became the epicenter of global financial markets. Following a landslide victory by the Sanae Takaichi-led Liberal Democratic Party in the Lower House elections, the Nikkei 225 Index hit consecutive record highs within just a few days, targeting the 60,000-point milestone.

TradingKey - The Magnificent Seven refers to the seven best tech stocks in 2023. These are Apple (AAPL), Microsoft (MSFT), Alphabet (GOOG) (GOOGL), Amazon (AMZN), Nvidia (NVDA), Meta Platforms (META), and Tesla (TSLA). These technology titans are developing products related to Artificial Intelligenc

TradingKey - The Magnificent Seven defined markets in 2024 and remained at the heart of the 2025 story. Collectively, they have unparalleled control over AThe Magnificent Seven includes Nvidia (NVDA), Apple (AAPL), Alphabet (GOOG) (GOOGL), Microsoft (MSFT), Amazon (AMZN), Meta Platforms (META), and
