According to @StockMKTNewz, Nvidia (NVDA) ranks No. 1 at a $4.5 trillion market cap, followed by Apple (AAPL) and Microsoft (MSFT) at $3.9 trillion each as of October 2025 (source: @StockMKTNewz). Other top valuations include Alphabet/Google (GOOGL) at $3.1 trillion, Amazon (AMZN) at $2.4 trillion, Meta Platforms (META) at $1.9 trillion, Broadcom (AVGO) at $1.7 trillion, Saudi Aramco at $1.7 trillion, Taiwan Semiconductor (TSM) at $1.5 trillion, and Tesla (TSLA) at $1.4 trillion (source: @StockMKTNewz). Further rankings list Berkshire Hathaway (BRK.B) at $1.1 trillion, Walmart (WMT) at $846 billion, JPMorgan (JPM) at $818 billion, Oracle (ORCL) at $808 billion, and Tencent (TCEHY) at $744 billion (source: @StockMKTNewz). Healthcare and payments leaders include Eli Lilly (LLY) at $740 billion, Visa (V) at $674 billion, and Mastercard (MA) at $519 billion, alongside Exxon Mobil (XOM) at $492 billion and Netflix (NFLX) at $464 billion (source: @StockMKTNewz). Rounding out the list are Johnson & Johnson (JNJ) at $459 billion, Palantir (PLTR) at $4,438 billion as listed, Samsung at $437 billion, Costco (COST) at $413 billion, and AMD at $410 billion (source: @StockMKTNewz).