Polymarket reportedly fires marketing chief Matthew Modabber after internal probe

Polymarket reportedly fires marketing chief Matthew Modabber after internal probe

N
News Editor
2026-10-23 05:01:19
Polymarket has reportedly dismissed Chief Marketing Officer Matthew Modabber following an internal investigation into several alleged misconduct incidents, according to the New York Post. The report said one issue involved an alleged fake-trades scheme and that investors had grown concerned about a series of embarrassing episodes tied to the company. Modabber, who had served as CMO since January 2024, is also described as a close friend of CEO Shayne Coplan, which reportedly complicated the decision. The New York Post said the U.S. Commodity Futures Trading Commission is investigating claims that Modabber’s team created a webpage featuring videos of users profiting from fake trades. No wrongdoing has been proven so far. The Wall Street Journal had previously reported in June on the same allegation, and Polymarket said at the time that it was committed to maintaining accurate, fair and transparent markets. The Post also reported that Polymarket’s board concluded in recent weeks that Modabber was obstructing efforts to improve the company’s image as it weighs a possible initial public offering. CoinDesk said it had contacted Polymarket for comment.

Polymarket has fired Chief Marketing Officer Matthew Modabber after an internal investigation into several incidents, including an alleged scheme involving fake trades, according to the New York Post.

The Post said Modabber, a close friend of CEO Shayne Coplan, was pushed out after a probe into a string of embarrassing episodes that had worried investors. One source told the paper the company is finalizing a separation agreement. Modabber had served as chief marketing officer since January 2024.

Probe covered fake-trade allegations

The New York Post reported that one of the matters reviewed internally involved an alleged arrangement built around fake trades.

It also said the U.S. Commodity Futures Trading Commission is investigating claims that Modabber’s team created a webpage featuring videos of users making money from fake trades. No wrongdoing has been proven at this stage.

The same allegation was reported by The Wall Street Journal in June. That report said Modabber’s team built a fake webpage to showcase videos of Polymarket users profiting from fake trades. Polymarket told the Journal at the time that it was "committed to maintaining accurate, fair, and transparent markets."

Board reportedly saw him as an obstacle to image overhaul

According to the Post, Polymarket’s board concluded in recent weeks that Modabber was getting in the way of the company’s effort to move beyond its scrappy startup image while it considers a possible initial public offering.

The paper said the decision was complicated by Modabber’s friendship with Coplan, which dates back to high school. One source said an "irate" Coplan threatened to fire members of the legal team that was pursuing Modabber’s termination, then later accepted that separating was the best outcome for the company.

The board includes Coplan, crypto investor Nick Tomaino, lawyer Alex Spiro and an unnamed partner at Founders Fund, the Post reported.

Platform profile and CoinDesk follow-up

Polymarket is a prediction market where users bet on the outcome of real-world events, including elections, sports, the weather and the Oscars. The platform runs on crypto and blockchain technology.

The company drew broad attention ahead of the 2024 U.S. presidential election, when its odds were widely cited. The Post said Coplan, 28, became the country’s youngest billionaire as a result.

CoinDesk said it has reached out to Polymarket for comment.

This article was originally published by Bit.Fan. For more cryptocurrency news and market insights, visit www.bit.fan.
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