History of Polymarket in Timeline

Polymarket is a cryptocurrency-based prediction market launched in 2020 and headquartered in Manhattan, NYC. The platform allows users to bet on the likelihood of future events, such as economic indicators, weather patterns, awards, and political outcomes. Participants use USDC cryptocurrency on the Polygon blockchain to trade shares that represent the probability of these events occurring.

June 27, 2024: Polymarket predicted Biden withdrawal

A few days after the June 27, 2024 U.S. presidential debate, Polymarket predicted a 70% chance that Democratic candidate Joe Biden would withdraw from the 2024 U.S. presidential election.

September 2024: Polymarket election operations offshore

In September 2024, Polymarket moved its election prediction operations offshore to avoid regulation by the CFTC.

October 7, 2024: Trump's odds spike on Polymarket

On October 7, 2024, Polymarket showed a spike in the odds Donald Trump would win the 2024 election, to 53.3%, with a corresponding decline in Kamala Harris's odds, to 46.1%.

October 2024: Investigation of potential market manipulation

In October 2024, Polymarket initiated an investigation of potential market manipulation for an influence campaign in favor of the Donald Trump 2024 presidential campaign.

November 13, 2024: FBI raids Coplan's home

On November 13, 2024, the FBI raided Polymarket founder Shayne Coplan's home and seized his phone as part of a Department of Justice investigation.

November 26, 2024: Swiss Gambling Supervisory Authority blocklisted Polymarket

On November 26, 2024, the Swiss Gambling Supervisory Authority blocklisted Polymarket.com due to the controversial aspects of prediction markets in violation of the regulation on gambling and sports betting.

November 29, 2024: Polymarket agrees to geo-block France

On November 29, 2024, the French National Gaming Authority announced that after having investigated Polymarket because its gaming offerings were likely in violation of French laws, the company had agreed to perform a geo-block for France.

January 8, 2025: Poland blocks Polymarket

On January 8, 2025, Poland's Ministry of Finance blocked access to Polymarket.com as a domain that offers Gambling in contravention of Polish laws.

January 12, 2025: Singapore blocks Polymarket

On January 12, 2025, Singapore’s Gambling Regulatory Authority blocked access to the website as it was deemed to be providing unlawful gambling.

February 3, 2025: Belgium bans Polymarket

On February 3, 2025, the Belgian gambling commission banned the platform from the country, warning every user trying to connect to it that the use of this platform in Belgium is now illegal.

July 15, 2025: US DOJ and CFTC end investigations

On July 15, 2025, CNBC reported that the U.S. Department of Justice and the Commodity Futures Trading Commission (CFTC) formally ended their investigations into Polymarket without bringing new charges.