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Artificial Intelligence 6 March 2023 - 19 June 2025
On June 23, 2026, Microsoft shares rose 1.1% pre-market after a previous 3.18% drop, as investors considered Chevron’s new Texas AI data center power deal, though concerns about AI infrastructure costs persisted. Nasdaq 100 futures fell over 2%. Alphabet lost $225 billion in market value after a 5% share drop, the largest since May 2025, following the departure of two leading Google AI researchers to OpenAI and Anthropic. Anthropic secured a supply and investment deal with Micron Technology, which will provide memory and storage ahead of Anthropic’s expected IPO; Micron will also join Anthropic’s new funding round. IBM shares climbed over 3% pre-market after announcing a cyber-defense deal with OpenAI and new U.S. quantum-computing orders, standing out as one of the few early gainers while Nasdaq futures dropped. OpenAI announced plans to launch ChatGPT ads in Brazil and Mexico, with India to follow, aiming to use ad revenue to expand information access. In Seoul, the KOSPI index fell 9.99%, its largest decline in over three months, after a trading halt and a selloff in chipmakers following a record AI rally and regulatory warnings. U.S. index ETFs were mostly unchanged in after-hours trading, with blue chips up and growth stocks weaker. Amazon shares dropped 4.75% as investors questioned the payoff of heavy AI spending. Nokia shares rose after expanding its AI network-software partnership with Google Cloud. Micron Technology hit a record high on news of its Anthropic deal, driven by AI data center demand. Nexentis Technologies shares more than doubled after an AI drug-discovery update. Nvidia fell 0.97%, weighing on the Nasdaq Composite, which dropped 1.3%. Applied Optoelectronics rose 7.8% after a China unit doubled its credit line. Palantir Technologies fell over 6% as software stocks slumped. Bloom Energy remained above record levels as AI data-center builders focused on electricity supply. The VanEck Semiconductor ETF saw $6.93 billion in net inflows, making up a significant portion of technology sector fund inflows. HIVE shares jumped 20% after Columbia University researchers used its GPUs for remote AI training. Broadcom fell despite JPMorgan’s defense of its Google TPU roadmap, with concerns shifting to securing full AI racks and financing. Microsoft’s Texas power deal gave Caterpillar a direct role in AI data center energy projects, highlighting co-
