
Do THEY know more? THESE stocks billionaires are selling now + tomorrow's winners from the market elite
Recent 13F filings from the world's most successful investors reveal clear trends: AI remains the dominant theme, with a focus on hyperscalers, memory chips, and energy. Here are the detailed insights.
👑 The Top Decisions of the Five Stars
- Warren Buffett (Berkshire Hathaway): The biggest buy was Alphabet (increased by 83%). Sells included Delta Airlines, Bank of America, and Kroger. Additionally, Bill Gates sold 14% of his Berkshire stake.
- Stanley Druckenmiller: Strong focus on AI with buys of Amazon, Alphabet, Meta, and Taiwan Semiconductor. He sold Broadcom, among others.
- Peter Thiel: Concentrates entirely on Amazon and the energy sector. His largest new bet: Vista Energy (an oil producer in Argentina).
- Bill Ackman: His largest new position is Netflix. Other buys: Visa, S&P Global. He sold Alphabet and Amazon to finance Microsoft.
- Leopold Aschenbrenner: Clear AI and chip focus with buys of Micron, Sandisk, and Taiwan Semi. Sells included Nvidia, Oracle, and Broadcom.
🔍 Three Key Learnings
- Hyperscalers Are in Demand: Buffett, Thiel, and Druckenmiller are betting heavily on cloud giants. The rationale: Despite high capex, cash flows are expected to surge as AI drives cloud revenue growth (e.g., +80%).
- The Chip Bet (Especially Memory) Is Alive: Elon Musk's statement "The limiting factor is memory" underscores the trend. Demand for memory chips is growing 200% per year, while production only increases by 20%. Rents for older AI chips (A100) are also rising, confirming persistent scarcity.
- The Insatiable Hunger for Energy: AI development is massively boosting data center power consumption. Forecasts see demand rising 172% to 258 TWh by 2027, creating a huge energy gap and investment opportunities in the energy sector.
💊 Two Key Biotech Bets
- Natera: Druckenmiller's largest position. The company develops blood tests for pregnancy, early cancer detection, and transplant rejection monitoring.
- Guardant Health: A personal favorite of the analyst. Their "Shield" test is a simple blood test for cancer screening (e.g., colorectal cancer). Their strength lies in covering the entire cancer journey from early detection to relapse monitoring. The data from over 1 million tests is also valuable for AI.
Important Note: The 13F data has a time lag (snapshot date June 30, 2025) and is not investment advice. Always do your own research!






