13f Filings

Legendary hedge fund manager Paul Tudor Jones has massively increased his stake in data center and infrastructure company IREN Ltd. (NASDAQ:IREN), expanding his position by 57% to capitalize on the explosive artificial intelligence (AI) boom. A Strategic Pivot To Equity According to Tudor...

Leopold Aschenbrenner's Situational Awareness hedge fund significantly boosted its CleanSpark Inc. (NASDAQ:CLSK) position in the first quarter as the Bitcoin (CRYPTO: BTC) miner pushes deeper into AI infrastructure. The fund's latest 13F, filed May 18 for the quarter ended March 31, shows...

Hertz Global Holdings, Inc (NASDAQ:HTZ) stock may finally be showing early signs of stabilization — and billionaire hedge fund investor Philippe Laffont appears to have noticed. Coatue Management disclosed a new position in Hertz during the first quarter, putting the battered rental-car company...

Billionaire investor Carl Icahn quietly outperformed Berkshire Hathaway Inc. during the first quarter. Icahn Outpaces Buffett In Q1 Performance data tracking billionaire hedge fund portfolios, aggregated by WhaleWisdom, showed Icahn's manager-weighted returns climbed 11.64% during the first quarter...

Berkshire Hathaway Inc (NYSE:BRK)(NYSE:BRK) filed its first 13F under new CEO Greg Abel, revealing sales of some stocks Warren Buffett had bought before stepping down at the end of 2025. Despite the changes, the company's top 10 holdings remain largely unchanged from Buffett's tenure. Abel Sells...

Tiger Cub giant Viking Global Investors may have just delivered one of Wall Street's clearest signals yet that the Big Tech trade is back in fashion. Apple Stake Signals Big Tech Revival The hedge fund, founded by billionaire investor Ole Andreas Halvorsen, revealed in its latest 13F filing that it...

Hedge fund giant Coatue Management, run by billionaire investor Philippe Laffont, dramatically reduced its exposure to Tesla, Inc. (NASDAQ:TSLA) during the first quarter, trimming the position by roughly 96% according to its latest 13F filing. Tesla Position Nearly Eliminated According to the...

Harvard University trimmed its spot Bitcoin (CRYPTO: BTC) exchange-traded position by nearly 50% and liquidated its Ethereum (CRYPTO: ETH) holdings in the first quarter, according to its latest 13F filing released Friday. IBIT No Longer Harvard’s Largest Position Harvard Management Company, a...

Berkshire Hathaway (NYSE:BRK)(NYSE:BRK) is no longer run by Warren Buffett, with the legendary investor stepping down as CEO at the end of 2025. While Buffett is still chairman and active with the company, the control is now in the hands of Greg Abel. On Friday, Berkshire Hathaway revealed their...

Advanced Micro Devices Inc. (NASDAQ:AMD) disclosed a new position in Marvell Technology Inc. (NASDAQ:MRVL) in its latest 13F filing, revealing a stake that appears to have already delivered a sharp paper gain. AMD stock is moving. See the chart and price action here.  AMD Bets on MRVL...

Leopold Aschenbrenner just pulled off one of the wildest trades of the AI boom by betting on electricity, not algorithms. BE stock is moving. See the chart and price action here.  The 24-year-old former OpenAI safety researcher was let go in 2024. He then published a 165-page essay arguing that...

Harvard University has cut back on its Bitcoin (CRYPTO: BTC) position and dived into Ethereum (CRYPTO: ETH) for the first time, according to its latest 13F filing released on Friday. Harvard Loses Significant Chunk Of Bitcoin ETF Harvard Management Company, a wholly owned subsidiary of Harvard...

Market veteran Warren Buffett, famous for his value investing, is indirectly invested in high-dividend yield stocks via Berkshire Hathaway Inc.‘s (NYSE:BRA) (NYSE:BRK) subsidiary New England Asset Management. What Happened: In 1998, Berkshire Hathaway acquired General Re Corp., which in turn...

Billionaire hedge fund manager Bill Ackman strategically reduced his stake in Chipotle Mexican Grill Inc. (NYSE:CMG) just before the restaurant chain's recent stock selloff and CEO departure. Ackman’s move comes at a critical juncture, suggesting his knowledge of Chipotle’s business...

Michael Burry, the legendary investor who famously predicted the 2008 financial crisis, has once again made headlines with his latest 13F filing for his hedge fund Scion Asset Management LLC. The first quarter of 2024 reveals a strategic recalibration towards physical commodities and renewable...