Traders assign a 97.5% implied probability against a hantavirus pandemic in 2026 because the virus remains primarily zoonotic, spreading through rodent excreta with limited human-to-human transmission confined to the Andes strain in rare clusters. The recent MV Hondius outbreak produced only about 11 confirmed cases and three deaths before WHO containment measures, contact tracing across multiple countries, and quarantines ended the event by early October with no new infections since late May. Official surveillance from CDC and WHO shows stable, low annual incidence—under 1,000 U.S. cases since 1993—and no evidence of sustained community spread or enhanced transmissibility. A realistic shift would require a novel, highly contagious variant or massive rodent-driven spillover events, neither of which current epidemiological data or model consensus support.