ICE ▼ -0.1% - Intercontinental Exchange, Inc. $ICE BLK BRK C - Warren Buffett Steps Down as Chairman of Berkshire Hathaway: NYSE Content Update Intercontinental Exchange shares fell 0.1% today following news that Warren Buffett has stepped down as chairman of Berkshire Hathaway, a major NYSE-listed company. The modest decline likely reflects the significance of the leadership transition at one of the market's most prominent publicly traded firms. 18-SEP-2026 08:56 AM ET