Traders assign a 72% implied probability to no major natural disaster in 2026 because historical records show these threshold events occur infrequently. Category 5 hurricane landfalls in the contiguous United States average fewer than one every two to three years according to National Hurricane Center data, while 8.5+ magnitude earthquakes occur globally roughly once per decade on USGS catalogs. Volcanic eruptions of VEI 6 or higher average one or two per century, and meteor impacts above 10 kilotons remain statistically negligible. Current monitoring by NOAA, USGS, and the Smithsonian Global Volcanism Program indicates no elevated activity that would shift these baselines, leaving the market priced on long-term climatological and seismic averages rather than short-term signals.