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icon for Hantavirus lab leak confirmed by June 30?

Hantavirus lab leak confirmed by June 30?

icon for Hantavirus lab leak confirmed by June 30?

Hantavirus lab leak confirmed by June 30?

<1% chance
Polymarket

$624,801 Vol.

<1% chance
Polymarket

$624,801 Vol.

This market will resolve to “Yes” if any hantavirus case linked to the hantavirus outbreak on the MV Hondius cruise ship is confirmed to have originated from a medical laboratory or research facility by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No.” Confirmation that the hantavirus case originated from a medical laboratory, research facility, diagnostic facility, or other controlled laboratory setting is required. Definitive confirmation that the lab-originated case directly caused the outbreak on the MV Hondius is not required, provided a consensus of credible reporting indicates that the lab-originated case is a possible source of, or is otherwise plausibly connected to, the MV Hondius outbreak. Investigations, speculation, statements that a lab origin is possible or has not been ruled out, or statements unverified by a consensus of credible reporting will not suffice. The primary resolution source for this market will be a consensus of credible reporting.Trader consensus on a near-certain “No” for any hantavirus case from the MV Hondius Andes virus cluster being confirmed as a lab leak by June 30 stems from the complete absence of credible evidence or official investigations tying the outbreak to a research facility. The limited cluster of roughly 10 cases with three deaths has been traced to natural zoonotic transmission of Andes virus, a hantavirus endemic to parts of South America that can spread person-to-person via prolonged close contact aboard the cruise ship. No precursor reports, guild-style expert panels, or official statements from WHO or CDC have raised lab-origin concerns, and unrelated older lab incidents have fueled only unsubstantiated online speculation. With the June 30 deadline approaching and no scheduled announcements or new data expected to shift the narrative, realistic upset scenarios remain minimal absent a sudden verified development.

This market will resolve to “Yes” if any hantavirus case linked to the hantavirus outbreak on the MV Hondius cruise ship is confirmed to have originated from a medical laboratory or research facility by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No.”

Confirmation that the hantavirus case originated from a medical laboratory, research facility, diagnostic facility, or other controlled laboratory setting is required. Definitive confirmation that the lab-originated case directly caused the outbreak on the MV Hondius is not required, provided a consensus of credible reporting indicates that the lab-originated case is a possible source of, or is otherwise plausibly connected to, the MV Hondius outbreak.

Investigations, speculation, statements that a lab origin is possible or has not been ruled out, or statements unverified by a consensus of credible reporting will not suffice.

The primary resolution source for this market will be a consensus of credible reporting.
Volume
$624,801
End Date
Jun 30, 2026
Market Opened
May 7, 2026, 1:43 PM ET

Resolver

0x65070BE91...
This market will resolve to “Yes” if any hantavirus case linked to the hantavirus outbreak on the MV Hondius cruise ship is confirmed to have originated from a medical laboratory or research facility by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No.” Confirmation that the hantavirus case originated from a medical laboratory, research facility, diagnostic facility, or other controlled laboratory setting is required. Definitive confirmation that the lab-originated case directly caused the outbreak on the MV Hondius is not required, provided a consensus of credible reporting indicates that the lab-originated case is a possible source of, or is otherwise plausibly connected to, the MV Hondius outbreak. Investigations, speculation, statements that a lab origin is possible or has not been ruled out, or statements unverified by a consensus of credible reporting will not suffice. The primary resolution source for this market will be a consensus of credible reporting.
This market will resolve to “Yes” if any hantavirus case linked to the hantavirus outbreak on the MV Hondius cruise ship is confirmed to have originated from a medical laboratory or research facility by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No.” Confirmation that the hantavirus case originated from a medical laboratory, research facility, diagnostic facility, or other controlled laboratory setting is required. Definitive confirmation that the lab-originated case directly caused the outbreak on the MV Hondius is not required, provided a consensus of credible reporting indicates that the lab-originated case is a possible source of, or is otherwise plausibly connected to, the MV Hondius outbreak. Investigations, speculation, statements that a lab origin is possible or has not been ruled out, or statements unverified by a consensus of credible reporting will not suffice. The primary resolution source for this market will be a consensus of credible reporting.Trader consensus on a near-certain “No” for any hantavirus case from the MV Hondius Andes virus cluster being confirmed as a lab leak by June 30 stems from the complete absence of credible evidence or official investigations tying the outbreak to a research facility. The limited cluster of roughly 10 cases with three deaths has been traced to natural zoonotic transmission of Andes virus, a hantavirus endemic to parts of South America that can spread person-to-person via prolonged close contact aboard the cruise ship. No precursor reports, guild-style expert panels, or official statements from WHO or CDC have raised lab-origin concerns, and unrelated older lab incidents have fueled only unsubstantiated online speculation. With the June 30 deadline approaching and no scheduled announcements or new data expected to shift the narrative, realistic upset scenarios remain minimal absent a sudden verified development.

This market will resolve to “Yes” if any hantavirus case linked to the hantavirus outbreak on the MV Hondius cruise ship is confirmed to have originated from a medical laboratory or research facility by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No.”

Confirmation that the hantavirus case originated from a medical laboratory, research facility, diagnostic facility, or other controlled laboratory setting is required. Definitive confirmation that the lab-originated case directly caused the outbreak on the MV Hondius is not required, provided a consensus of credible reporting indicates that the lab-originated case is a possible source of, or is otherwise plausibly connected to, the MV Hondius outbreak.

Investigations, speculation, statements that a lab origin is possible or has not been ruled out, or statements unverified by a consensus of credible reporting will not suffice.

The primary resolution source for this market will be a consensus of credible reporting.
Volume
$624,801
End Date
Jun 30, 2026
Market Opened
May 7, 2026, 1:43 PM ET

Resolver

0x65070BE91...
This market will resolve to “Yes” if any hantavirus case linked to the hantavirus outbreak on the MV Hondius cruise ship is confirmed to have originated from a medical laboratory or research facility by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No.” Confirmation that the hantavirus case originated from a medical laboratory, research facility, diagnostic facility, or other controlled laboratory setting is required. Definitive confirmation that the lab-originated case directly caused the outbreak on the MV Hondius is not required, provided a consensus of credible reporting indicates that the lab-originated case is a possible source of, or is otherwise plausibly connected to, the MV Hondius outbreak. Investigations, speculation, statements that a lab origin is possible or has not been ruled out, or statements unverified by a consensus of credible reporting will not suffice. The primary resolution source for this market will be a consensus of credible reporting.

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Frequently Asked Questions

"Hantavirus lab leak confirmed by June 30?" is a prediction market on Polymarket where traders buy and sell "Yes" or "No" shares based on whether they believe this event will happen. The current crowd-sourced probability is 1% for "Yes." For example, if "Yes" is priced at 1¢, the market collectively assigns a 1% chance that this event will occur. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

As of today, "Hantavirus lab leak confirmed by June 30?" has generated $624.8K in total trading volume since the market launched on May 7, 2026. This level of trading activity reflects strong engagement from the Polymarket community and helps ensure that the current odds are informed by a deep pool of market participants. You can track live price movements and trade on any outcome directly on this page.

To trade on "Hantavirus lab leak confirmed by June 30?," simply choose whether you believe the answer is "Yes" or "No." Each side has a current price that reflects the market's implied probability. Enter your amount and click "Trade." If you buy "Yes" shares and the outcome resolves as "Yes," each share pays out $1. If it resolves as "No," your "Yes" shares pay $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current probability for "Hantavirus lab leak confirmed by June 30?" is 1% for "Yes." This means the Polymarket crowd currently believes there is a 1% chance that this event will occur. These odds update in real-time based on actual trades, providing a continuously updated signal of what the market expects to happen.

The resolution rules for "Hantavirus lab leak confirmed by June 30?" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.