A Prediction Market Trader Profited $436,000 from Bets on Maduro's Downfall.

Polymarket logo on a smartphone
A smartphone screen displays a prediction market application logo.

An individual made nearly half a million dollars on the ouster of Venezuela's president immediately preceding it was made public, sparking debate about whether someone profited from confidential information of the event.

Sudden Shift in Wagers

Wagers on Polymarket, a blockchain-based service, that the leader would be removed from office by the month's conclusion surged in the period preceding former President Trump announced on Saturday that Maduro had been apprehended.

A single trader, which registered on the site recently and made four bets, all on Venezuela, made more than $436,000 from a starting bet of $32.5K.

Who placed the bet is a mystery. The user had only a string of letters and numbers for identification.

Probability Spikes Before Announcement

Platform data shows that traders estimated the likelihood of the president's removal at just a low 6.5 percent in the late afternoon of the Friday before the event.

Yet the market's assessment had increased to over 10% by shortly before midnight and spiked dramatically in the first hours of January 3rd, pointing to a rapid movement in positions right before the public announcement was made.

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

A small number of other traders also earned large payouts from similar wagers.

Regulatory Scrutiny Grows

Some lawmakers are beginning to pay attention.

A bill introduced on recently would prevent federal workers from placing bets on prediction markets if they have "insider details" related to a bet.

Industry Context

Forecasting platforms have grown significantly in the past few years, with participants able to predict everything from sports outcomes to political events.

The industry were examined under the Biden administration. But it has received a warmer welcome during the present political climate.

Insider trading is illegal in the securities markets, but there are more ambiguous rules in the forecasting space.

A spokesperson for Kalshi said their site "strictly forbids such activities of any form."

Kelly Smith
Kelly Smith

A UK-based tech journalist with over a decade of experience covering digital transformation and startup ecosystems across Europe.