{"type": "article", "title": "The Master of the Margin Call: How Ken Griffin Turned an AI Meltdown into a $4 Billion Masterclass", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/the-master-of-the-margin-call-how-ken-griffin-turned-an-ai-meltdown-into-a-4", "original_source": "https://247wallst.com/investing/2026/08/22/the-master-of-the-margin-call-how-ken-griffin-turned-an-ai-meltdown-into-a-4-billion-masterclass/", "published": "2026-08-22T15:25:59+00:00", "accessed": "2026-08-22", "id": "the-master-of-the-margin-call-how-ken-griffin-turned-an-ai-meltdown-into-a-4"}