Core Insights - The article discusses the quarterly 13F filings by institutional investors, highlighting the investment strategies of prominent figures like Warren Buffett, Carl Icahn, and Bill Ackman during Q1 2025, particularly in response to market conditions and economic forecasts [1] Group 1: Warren Buffett's Investment Strategy - Buffett increased his holdings in consumer-oriented companies, particularly in the beverage and food sectors, indicating a focus on stable cash flow and consumer demand [2][6] - Significant increases in holdings include Constellation Brands (STZ) from 5.6 million shares to 12 million shares, Pool Corp from 600,000 shares to 1.46 million shares, and Domino's Pizza (DPZ) to 2.62 million shares [3][4][5] - Buffett maintained his core positions in Coca-Cola (KO) at 400 million shares, Apple (AAPL) at 300 million shares, and other long-term investments, reflecting his commitment to brand value and long-term holding principles [7] - He completely sold his holdings in Nu Holdings (NU) and Citigroup (C), indicating a cautious outlook on the financial sector [8][11] Group 2: Carl Icahn's Aggressive Moves - Icahn significantly increased his stake in JetBlue Airways (JBLU) from 17.73 million shares to 33.62 million shares, signaling intentions to influence company restructuring [16] - He also raised his position in CVI Energy to 68.53 million shares and increased his holdings in Illumina (ILMN) from 40,000 shares to 220,000 shares [16] - Icahn reduced his stake in Southwest Gas (SWX) from 9.63 million shares to 7.53 million shares, suggesting a strategic shift [19] Group 3: Bill Ackman's Tactical Adjustments - Ackman made a substantial investment in Uber (UBER), acquiring 30.3 million shares, reflecting confidence in urban mobility and AI-driven business models [19] - He increased his holdings in Brookfield (BN) from 34.89 million shares to 41 million shares, Hertz (HTZ) from 12.71 million shares to 15 million shares, and Google A shares (GOOGL) to 4.44 million shares [20] - Ackman completely exited his position in Nike (NKE), previously holding 18.77 million shares, due to concerns over the impact of new trade policies on global companies [21]