A Prediction Market User Earned $Nearly Half a Million on Bets Predicting the Ouster of Maduro.

Polymarket logo on a smartphone
In this photo illustration, a Polymarket logo is seen displayed on a smartphone.

A bettor made nearly half a million dollars on the ouster of Nicolás Maduro shortly prior to it was made public, sparking debate about whether someone profited from confidential information of the event.

Changing Odds in Forecasts

Predictions made on the forecasting site, a crypto-powered platform, that the leader would be out of power by the month's conclusion increased in the period preceding Donald Trump declared on January 3rd that the Venezuelan leader had been apprehended.

A single trader, which joined the platform recently and took four positions, all on Venezuela, earned over $nearly half a million from a modest bet of $32,537.

The identity is unknown. The user had only a string of letters and numbers for identification.

Market Signals Before News Break

Trading information shows that participants estimated the likelihood of Maduro's exit at just 6.5% in the afternoon of Friday, January 2nd.

Yet these probabilities had jumped to eleven percent by the end of the day and spiked dramatically in the morning of January 3rd, suggesting a sharp shift in positions just before the public announcement was made.

"That trade has all the characteristics of a trade based on confidential knowledge," stated a financial reform advocate.

A handful of other platform users also profited large payouts from bets on the same outcome.

Legal Questions Grows

Elected officials are growing concerned.

A bill introduced on recently seeks to ban federal workers from making trades on prediction markets if they have "material nonpublic information" related to a bet.

The Prediction Market Landscape

Prediction markets have become increasingly popular in the past few years, with users able to bet on everything from sports to current affairs.

The industry encountered regulatory challenges under the Biden administration. Yet it has found a more favorable environment during the current presidency.

Insider trading is a crime in the traditional financial markets, but there are more ambiguous rules in the prediction market arena.

A company executive for another major platform said their site "strictly forbids insider trading of any form."

Heather Griffin
Heather Griffin

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