Trader consensus on zero or one VEI ≥4 eruption in 2026 stems from the complete absence of qualifying events through mid-May, despite 47 confirmed smaller eruptions tracked by the Smithsonian Institution and USGS Global Volcanism Program. Such events require at least 0.1 cubic kilometers of tephra and eruptive plumes exceeding 10 kilometers, thresholds met only rarely worldwide with a long-term average of roughly 0.6 per year. Recent weekly reports highlight elevated but sub-threshold activity, including brief high ash plumes at Dukono and ongoing unrest at Kīlauea, Popocatépetl, and Aira, none yet producing sufficient ejecta volume. Unpredictable magmatic recharge and year-end monitoring updates from agencies like the USGS remain the primary variables that could shift these market-implied odds if a major system escalates.