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Polymarket in talks to raise $1B at valuation above $20B, led by 1789 Capital

Reported by Cryptobriefing
Aug 31, 2026· 2 min read
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Key Takeaways
  • • Polymarket is in advanced fundraising discussions to raise $1 billion at a valuation exceeding $20 billion, more than doubling its previous valuation range of $12–15 billion.
  • • The funding round is being led by 1789 Capital, positioning the prediction market platform as a major player in the rapidly growing alternative investment sector.
  • • Polymarket has achieved unicorn status in the crypto space, with the new round valuation reflecting institutional investor confidence in prediction markets as an emerging asset class.
  • • The round would supplement prior capital commitments, with sources indicating the company has already secured $600 million in previous funding, demonstrating sustained investor appetite.
  • • Polymarket's valuation surge occurs amid intensifying competition with rival Kalshi, another dominant prediction-market platform also raising capital at $20 billion+ valuations, signaling broader institutional adoption of event-based derivative markets.
Summary
Polymarket, the largest crypto-based prediction market platform, is in talks to raise $1 billion at a valuation exceeding $20 billion, according to multiple sources tracking the fundraising round. The round is being led by 1789 Capital and represents a significant milestone for the platform, which has experienced substantial valuation growth as institutional investors increasingly view prediction markets as a viable alternative asset class.

The $20 billion+ valuation marks more than a doubling of Polymarket's previous fundraising discussions, which had centered on rounds at $12–15 billion valuations. This substantial revaluation reflects both the platform's growth trajectory and heightened institutional interest in prediction markets following regulatory developments and increased mainstream attention to event-based derivatives.

Polymarket operates as a decentralized prediction market where users can buy and sell shares on the outcomes of real-world events. The platform has positioned itself as the largest prediction market accessible outside traditional U.S. regulated exchanges, creating a significant market opportunity as global investor interest in alternative derivatives continues to expand. The new capital injection would follow previous funding commitments totaling approximately $600 million.

The fundraising activity reflects intensifying competition within the prediction markets sector. Kalshi, Polymarket's primary rival in the space, is reportedly also raising at valuations above $20 billion. Both platforms are competing for market share in what institutional investors view as an emerging asset class combining elements of derivatives trading, event betting, and alternative data sourcing. Notable investor participation, including participation from figures such as Donald Trump Jr., has further elevated the visibility and perceived legitimacy of prediction markets among institutional capital allocators.

The round demonstrates sustained appetite from institutional investors and venture capital for crypto-native financial infrastructure, particularly platforms offering novel exposure to real-world event outcomes. As regulatory frameworks around prediction markets continue to evolve, successful fundraising at elevated valuations suggests investors are positioning for expanded market participation and potential future liquidity events.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Cryptobriefing Polymarket in talks to raise $1B at valuation above $20B, led by 1789 Capital