
Polymarket shows market prices. Foretrace adds AI probability estimates, opposing evidence and a price-dependent outcome or pass decision for each open market.
Sampled market observations, not AI forecasts. Lines connect available observations. Legend values are current provider quotes; chart points may be older.
These are market-implied probabilities, not AI forecasts. A displayed quote may differ from the price available for your order.
This market is closed. Its historical data remains available.
How research worksThis market will resolve to "Yes" if the JN.1 variant of SARS-CoV-2 is responsible for the most COVID-19 cases by proportion in the United States according to CDC's Nowcast at the time of its next release (after 12/9/23). Otherwise, this market will resolve to "No". The resolution source for this market will be the CDC Nowcast Estimates in the United States for 12/23/23 as soon as released (% Total column in graph here https://covid.cdc.gov/covid-data-tracker/#variant-proportions). This market will resolve based on the initial information release by the CDC regardless of later information updates. If the CDC stops reporting figures for COVID-19 or ceases to utilize the Nowcast before the end of this market, it will resolve 50-50.
Retrieved 10/4/2026, 3:05:52 AM UTC. Provider data is cached for up to 60 seconds. The upstream quote timestamp can be older.