Trader consensus on Polymarket strongly favors no new coronavirus pandemic in 2026 at 94.5% implied probability, anchored by the absence of any World Health Organization (WHO) declaration of a pandemic or Public Health Emergency of International Concern (PHEIC) for a novel betacoronavirus distinct from SARS-CoV-2 through mid-May. Robust genomic surveillance via WHO's expanded CoViNet and CDC networks has detected only endemic SARS-CoV-2 variants like BA.3.2 ("Cicada"), with low test positivity (1.8% in early April) and no signals of zoonotic spillover from animal reservoirs. Population-level immunity from vaccines and infections further dampens escalation risks. Realistic challenges include an undetected novel coronavirus emergence in wildlife or rapid adaptation enabling sustained human transmission, with ongoing WHO monitoring and May antigen deliberations as key upcoming data points.