Alphabet (GOOGL) stock jumps over 6% to hit $300 for the first time in history as Gemini 3 powers Alphabet’s biggest breakout of the year

Core Insights - Alphabet's stock surged over 6% to $302.87, marking its first time crossing the $300 threshold, following the launch of the Gemini 3 AI model [1][10] - The company has seen a gain of over 50% in 2025, driven by strong earnings, rapid AI adoption, and growth in cloud and autonomous driving sectors [2][7] - Gemini 3 is Google's most advanced AI model, featuring significant improvements in reasoning and multimodal capabilities, with a context window of up to one million tokens [3][4] Financial Performance - Alphabet reported record third-quarter revenue of $102 billion, a 16% increase year over year, with improved operating margins due to stable advertising demand and expanding cloud services [2][7] - The company's trailing earnings per share stand at $10.13, with a price-to-earnings ratio of approximately 23.66, indicating strong profitability [8] Product Development - Gemini 3 integrates into various platforms including Google Search, the Gemini app, and developer tools, allowing for dynamic visual content generation and real-time interactions [6][9] - The model includes features like Deep Think mode for complex reasoning and advanced decision-making, outperforming previous versions across critical AI benchmarks [4][6] Market Dynamics - Investors are closely monitoring the rollout of Gemini 3 across consumer and enterprise products, with broader access expected to accelerate adoption [9] - Despite potential regulatory risks in the U.S. and Europe regarding AI governance and antitrust scrutiny, Alphabet's strong earnings and leadership in cloud and digital advertising bolster its market position [10]