A Forecasting Platform Trader Earned $436,000 from Wagers on Venezuela's Political Shift.

A trader made nearly half a million dollars from wagers on the downfall of Venezuela's president just before it was officially announced, sparking debate about whether someone profited from confidential information of the event.

Sudden Shift in Forecasts

Predictions made on the forecasting site, an online prediction market, that Nicolás Maduro would be removed from office by the end of January increased in the time leading up to President Donald Trump declared on the weekend that Maduro had been taken into custody.

A particular user, which registered on the site last month and made four bets, all on political events in Venezuela, earned over $nearly half a million from a modest bet of $32,537.

It remains unclear. The user had only a string of letters and numbers for identification.

Odds Fluctuate Before Announcement

Platform data shows that users assessed the probability of the president's removal at just under 7% in the midday period of the Friday before the event.

But the market's assessment had climbed to over 10% by late Friday night and spiked dramatically in the morning of January 3rd, pointing to a sharp shift in betting activity right before the official statement was made.

"That trade has all the hallmarks of a trade based on non-public details," said a financial reform advocate.

A handful of other platform users also made significant sums from bets on the same outcome.

Political Attention Grows

Elected officials are growing concerned.

A bill presented on recently would prevent public officials from placing bets on prediction markets if they have "confidential government knowledge" related to a market.

The Prediction Market Landscape

Event-driven betting sites have surged in popularity in the United States, with participants able to bet on everything from sports outcomes to current affairs.

This sector faced scrutiny under the last presidential term. However it has experienced less resistance during the Trump presidency.

Trading on insider information is against the law in the securities markets, but there are more ambiguous rules in the prediction market industry.

An official representative for another major platform said their site "explicitly prohibits insider trading of any form."