Ongoing low-intensity flank activity since the January 1, 2026 fissure opening in Valle del Bove, with lava flows and minor ash emissions monitored by INGV, underpins the 70.5% market-implied odds against a VEI 2+ event for the year. Current tremor levels and alert status (level 3 of 5) reflect persistent but contained effusive behavior typical of Etna’s recent cycles, where most episodes produce VEI 0–1 output rather than the 0.001 km³ ejecta threshold for VEI 2. Recent model runs and seismic data show no rapid escalation signals, consistent with historical patterns of frequent small summit or flank events versus rarer moderate explosions. Traders weigh the remaining six-plus months against Etna’s established monitoring thresholds and the low probability of sudden intensification meeting resolution criteria.