
Investment would value the prediction market at $21 billion amid growing regulatory scrutiny.
Donald Trump Jr.-linked investment firm 1789 Capital is reportedly investing about $300 million in prediction market Polymarket as part of a $1 billion funding round valuing the platform at $21 billion, amid rising regulatory scrutiny.
AI-generated summary
Prediction markets like Polymarket and Kalshi are facing increasing regulatory scrutiny from US states and federal banking institutions.
Donald Trump Jr.-linked investment firm 1789 Capital is reportedly investing about $300 million in Polymarket, a blockchain-based prediction market.
1789 Capital, where Donald Trump Jr. is a partner, will make the $300 million investment as part of a $1 billion round that would value Polymarket at $21 billion, people familiar with the matter told the Wall Street Journal on Monday.
The investment would bring 1789 Capital’s total investment in Polymarket to about $500 million and make it one of the platform’s largest backers.
Cointelegraph has approached 1789 Capital and Polymarket for comment.
ICE remains Polymarket’s largest disclosed investor. In a July 30 10-Q filing, ICE said it had invested a combined $1.6 billion in Polymarket preferred shares. The holdings had a carrying value of approximately $2 billion as of June 30 and represented about 22% of outstanding shares, or 14% on a fully diluted basis.
Polymarket reportedly started talks to raise $400 million in fresh capital in April, when it was seeking to raise the funds at a potential $15 billion valuation, below the $22 billion valuation of its main competitor, Kalshi.
Prediction markets are facing increasing regulatory scrutiny in the US and worldwide. On Aug. 14, JPMorgan Chase reportedly ended a banking relationship with Polymarket over regulatory concerns but said it remains keen on a potential underwriting role should Polymarket attempt to go public.
More than a dozen US states have taken legal action against Polymarket, Kalshi, or both over sports event contracts, while authorities in several countries have also blocked or restricted access to Polymarket.

Michael Saylor published an essay on institutional custody and Bitcoin securities while Strategy disclosed $2.0065 billion in net share-sale proceeds and capital reserve adjustments.

Corporate Bitcoin treasury analyses often overlook options, collars, and loans that assign rights to coins. Recent filings from CleanSpark, PowerCompute, and USBC illustrate how encumbered Bitcoin can involve conditional supply, varying settlement terms, and complex counterparty controls.

US spot Bitcoin ETFs saw $216.7 million in net inflows on Monday, reversing Friday's withdrawals, with BlackRock driving 95% of the total. Meanwhile, Ether, XRP, and Solana funds extended their respective winning streaks.

Bitcoin held above $78,000, showing resilience despite US military strikes on Iran, rising oil prices, and a hawkish Federal Reserve outlook that pressured global equities.

Asset manager Strive purchased 1,800 Bitcoin for roughly $143 million, increasing its total corporate treasury holdings to 23,156 BTC as part of an aggressive accumulation strategy.

Thailand's SEC has proposed allowing intermediaries to let retail investors access specific overseas crypto derivatives, provided they meet strict regulatory and structural conditions.