Tech Leaders Alphabet and Micron Surge on AI and Earnings Momentum

Alphabet's stock rose by 2% in after-hours trading following the release of its next-generation AI model, Gemini 4 Argon. The highly anticipated model is expected to accelerate deployment across Google Cloud and enterprise AI workflows, boosting investor sentiment around Alphabet's proprietary AI stack and infrastructure positioning.

Micron Technology also saw a significant gain of 2% after delivering a substantial fiscal Q4 beat-and-raise report. The memory chipmaker reported adjusted EPS of $33.42, beating estimates by $2.26, on revenue of $54.23 billion, above the $50.45 billion consensus.

Constellation Energy climbed 3% after announcing a major long-term agreement with Amazon to support and expand the Calvert Cliffs Clean Energy Center in Maryland. The deal will enable over $3 billion in infrastructure investments, including plant upgrades and adding approximately 190 megawatts of new, emissions-free nuclear generating capacity between 2030 and 2032.

Nu Holdings Ltd., the parent company of Nubank, gained 6% after issuing a statement denying media speculation regarding a potential transaction with UK-based digital bank Monzo. The company's management explicitly confirmed that no transaction or merger is being pursued.