Mount Vesuvius remains in a state of quiescence with monitoring parameters at baseline levels through September 2026, driving the market's 95%+ implied probability of no VEI 1+ eruption by year-end. INGV Osservatorio Vesuviano reports persistently low seismicity, absent ground deformation from magmatic sources, stable fumarolic emissions, and green alert status, consistent with the volcano's post-1944 dormancy. Historical recurrence intervals for even modest explosive events typically span centuries rather than single years, and no precursors such as long-period earthquakes or inflation have appeared in recent multiparametric data. With only a few months remaining before resolution on December 31, 2026, escalation would require rapid, detectable unrest that current observations make improbable, though an unforeseen seismic swarm could theoretically alter the short-term outlook.