Zohran Mamdani, New York City’s mayor since January 2026, maintains an active official X account (@NYCMayor) focused on policy announcements, city events, and public engagement. Traders assign 75.5% probability to 20-39 posts during September 25–October 2 because this range aligns with his observed weekly volume under normal conditions, incorporating routine updates on housing, transportation, and community outreach alongside occasional higher-profile content. Recent catalysts include his September 21 meeting with President Trump at Gracie Mansion, the ongoing UN General Assembly, the U20 mayors summit, and release of the Mayor’s Management Report, all of which have prompted multiple daily posts. These events elevate activity without pushing into sustained high-volume territory, while the resolution window’s timing after peak summit coverage supports expectations of steady rather than exceptional output. Lower-probability bins above 40 reflect scenarios of intensified diplomatic or crisis-related messaging, whereas sub-20 outcomes remain discounted given Mamdani’s established communication approach.