Alphabet (GOOGL) Stock: Google Parent Reaches $4 Trillion Valuation

TLDR

• Alphabet reached $4 trillion market cap Monday, joining Nvidia, Microsoft, and Apple in elite valuation club.
• Google’s Gemini AI will power Apple’s next-generation Siri under new multi-year partnership announced Monday.
• Stock jumped 65% throughout 2025, marking best performance since 2009 financial crisis recovery.
• Google Cloud posted 34% revenue growth with $155 billion contract backlog fueling expansion.
• Meta Platforms negotiating multi-billion dollar deal for Alphabet’s custom AI chips starting 2027.

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Alphabet shares pushed the company past $4 trillion in market value Monday. The Google parent joined an exclusive group of tech giants at this valuation level.

Alphabet Inc., GOOGL

The stock climbed 1.7% to $334.04 during trading before closing at $331.86. Only Nvidia, Microsoft, and Apple have previously crossed the $4 trillion threshold.

Apple revealed Monday that Google’s Gemini will form the basis of its AI models going forward. The multi-year agreement includes powering the next version of Siri with Gemini technology.

Alphabet now stands as the second most valuable company globally. The stock overtook Apple in market cap last week for the first time since 2019.

The company posted a 65% gain in 2025. This represents the strongest annual performance for Alphabet since shares doubled in 2009.

AI Partnerships Fuel Valuation Jump

Samsung Electronics will double its Gemini-powered mobile devices this year. The expansion demonstrates growing demand for Google’s AI across major hardware makers.

Google’s Gemini 3 model launched in December to positive reception. The release came as some users expressed disappointment with OpenAI’s GPT-5.

Analysts at Citi called Google a top internet stock for 2026. They pointed to 70% of Google Cloud customers already using AI products.

Warren Buffett’s Berkshire Hathaway invested in Alphabet in a rare tech bet. The backing from one of history’s most successful investors boosted market confidence.

Cloud Division Powers Revenue Growth

Google Cloud revenue rose 34% in the third quarter. The unit carries $155 billion in未recognized sales contracts.

Alphabet opened its proprietary AI chips to external customers. These processors were previously reserved exclusively for internal operations.

Meta Platforms is negotiating to purchase billions in Alphabet chips for data centers. The potential deal would begin in 2027 if finalized.

The company introduced Ironwood in November, its seventh-generation tensor processing unit. Industry watchers view the chip as competition for Nvidia’s dominant processors.

Google’s advertising business maintained steady revenue despite economic headwinds. The core operation continues generating most company income.

A September court ruling protected Alphabet from breakup. The decision allowed Google to keep Chrome browser and Android operating system control.

Analysts upgraded Alphabet stock in early January. They highlighted Gemini’s advantages over ChatGPT through Google’s search and data assets.

The company holds strong positioning across multiple AI infrastructure layers. Decade-long investments created durable competitive advantages according to market analysts.

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