Major volcanic eruptions of VEI 6 or greater remain statistically rare, occurring on average every few decades, which underpins the market's 93.7% implied probability for "No" in 2026. Through mid-August, official monitoring by the Smithsonian Global Volcanism Program and national agencies has recorded dozens of active volcanoes with ongoing or new eruptions, yet all documented activity has stayed at lower VEI levels with modest plume heights and ejecta volumes. Current seismic, deformation, and gas data show no accelerating unrest at high-risk calderas capable of rapid escalation. While model forecasts and satellite observations can shift quickly, the absence of precursors meeting VEI-6 thresholds—such as sustained high-magnitude seismicity or massive sulfur dioxide release—supports trader consensus. An unexpected large event at a monitored system like Iwo Jima or a remote caldera before year-end represents the primary low-probability pathway that could alter odds.