美股研究社·2025-09-18 11:33Group 1 - BlackRock has doubled its exposure to U.S. stocks and artificial intelligence in its investment outlook report, increasing its stock allocation to 2% in its $185 billion model portfolio, favoring U.S. equities over international developed markets [5] - The model team at BlackRock is shifting from a broad-based U.S. tech ETF to an AI-focused fund, with nearly $1.4 billion flowing into the iShares AI Innovation and Tech Active ETF [5] Group 2 - Reddit is in discussions with Google for a new AI content agreement, with Reddit's stock price decline narrowing from 6.5% to less than 2% [6] - Meta has announced a new generation of Ray-Ban smart glasses starting at $379, showcasing AI features that assist in cooking [6] - NVIDIA is incubating a Robotaxi project, expected to be announced soon, with a focus on a new single-stage technology route using an "end-to-end" neural network, similar to Tesla's FSD approach, with an anticipated investment of $3 billion [7] Group 3 - OpenAI's model has outperformed Google's Gemini 2.5 in the "Programming Olympics," achieving a first-place finish in the ICPC World Finals by solving 12 algorithm problems, with GPT-5 solving 11 of them correctly [9][10] - The ICPC competition promotes excellence in algorithmic thinking, programming, and teamwork, fostering collaboration between academia and industry [11]