Flutter Entertainment is trading at $100.29, up 25.76%, in after-hours trading, but no reliable source confirms a catalyst for the October 9, 2026 surge. - Available after-hours data shows shares at $80.88 at 8:00 p.m. ET, which does not corroborate the supplied alert price. - Recent coverage concerns the Brazil betting shutdown and Citi’s earlier upgrade, not a newly reported event explaining the move.