Library/The Prediction Market Epidemic: Who's Actually Winning
CommentaryOpinion

The Prediction Market Epidemic: Who's Actually Winning

Momin·April 21, 2026·Twitter
prediction markets are great for information but terrible for retail traders

Why It's Worth Reading

Skeptical counter to the democratizing-finance framing around prediction markets. Cites Polymarket data showing 70% of 1.7 million addresses lost money and that the top 0.04% captured over 70% of the $3.7B in realized profits, and argues the structure predictably funnels retail into informed counterparties (including platform-operated market-making desks at Kalshi and Crypto.com). Concedes prediction markets are genuinely useful as an information layer while arguing they are a poor retail trading product.

Some technical background helpful

Concepts

Platforms mentioned: Polymarket, Kalshi, Crypto.com

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