A trader made nearly half a million dollars from wagers on the downfall of Nicolás Maduro immediately preceding it was officially announced, sparking debate about the possibility of profiting from inside knowledge of the US operation.
Bets placed on the crypto-platform, a crypto-powered platform, that the leader would be out of power by the close of the month increased in the time leading up to Donald Trump declared on January 3rd that the Venezuelan leader had been taken into custody.
A single trader, which registered on the site last month and took four positions, all on political events in Venezuela, made more than $436,000 from a starting bet of $32,537.
Who placed the bet is a mystery. The user had only a blockchain identifier for identification.
Market statistics shows that traders estimated the likelihood of Maduro's exit at just a low 6.5 percent in the late afternoon of Friday, January 2nd.
But the odds had jumped to over 10% by shortly before midnight and spiked dramatically in the first hours of Saturday, indicating a rapid movement in positions right before the official statement was made.
"This specific wager has all the signs of a bet based on inside information," said a financial reform advocate.
Several of other platform users also profited large payouts from bets on the same outcome.
Elected officials are beginning to pay attention.
A new rule introduced on Monday would prevent federal workers from placing bets on prediction markets if they have "material nonpublic information" related to a bet.
Event-driven betting sites have surged in popularity in the past few years, with participants able to predict everything from elections to political events.
This sector faced scrutiny under the last presidential term. Yet it has received a warmer welcome during the Trump presidency.
Using confidential knowledge is illegal in the stock market, but there are less oversight in the prediction market space.
A spokesperson for another major platform said their site "explicitly prohibits insider trading of any form."
Elena Marchetti is a technology journalist with a passion for demystifying complex topics. She has been covering tech trends for over a decade.