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A position-by-position analysis of Berkshire Hathaway's Q4 2024 13F filing. Apple selling stops at 300M shares, BAC reduction continues at -14.7%, Constellation Brands enters as the only new buy, and the top 5 holdings dominate at 72% of the $267B portfolio.
The February 14 deadline has passed and every major whale fund has filed. Berkshire stopped selling Apple at 300M shares, Bridgewater made a 10x SPY bet, Renaissance doubled down on Robinhood and Spotify, Ackman added Nike, Viking rotated massively into financials, and Burry went all-in on China. Here is what the data reveals.
We analyzed 8,541 Q4 2025 13F filings from 8,484 institutional investors to find where smart money converges — and where it diverges. From Microsoft's $264 billion in new institutional capital to the Technology sector's $1.3 trillion dominance, here's what the data reveals about Wall Street's collective positioning heading into 2026.