Ken Griffin NewsLatest News On Ken Griffin New York City to Pursue Sweeping Changes to Property Tax System Amid Pressure from Mayoral Candidate Zohran Mamdani15 hours ago Billionaire Ken Griffin ghosts Mamdani after NYC ‘Tax the Rich’ video flap5/15/2026 3:18 PM Ken Griffin Threatens Expansion Out of New York, Mayoral Backlash Exists: Sources5/13/2026 9:23 PM New York City's Economic Engine at Risk: A Private-Sector Initiative to Counter Anti-Business Rhetoric5/11/2026 3:39 PM Texas Gov. Abbott welcomes NY companies after Mamdani demonizes wealthy Big Apple CEO Ken Griffin5/11/2026 4:12 AM Real estate execs still in on Park Ave. project to be anchored by Ken Griffin's Citadel5/10/2026 11:14 AM NYC's elites are tired of being painted as the enemy by Mamdani and his ilk5/9/2026 9:20 PM Michael Goodwin: Socialist Mamdani’s 'tax the rich' war cry will only hurt New York5/9/2026 7:54 PM NY leaders desperately try to stop billionaire bigs from fleeing city over Mamdani5/8/2026 4:08 AM New York expected to impose pied-à-terre tax but no income tax hike on the rich5/7/2026 9:23 PM