CoinDesk Podcast Network Polymarket Users Profit From ZachXBT's Investigation | CoinDesk Daily
Feb 27, 2026
A blockchain sleuth's teased investigation spurred suspicious pre-reveal bets that netted wallets huge returns. Conversation covers massive Polymarket volume tied to one firm and questions about insider advantage. Also discussed: big job cuts tied to AI efficiency, company stock reactions to earnings, and renewed spot Bitcoin ETF inflows reshaping market demand.
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Axiom Admits Contact Before Publication
- Axiom admitted employees were contacted before publication and said it is investigating the matter.
- The admission coupled with profitable bets on Polymarket raises the question whether subjects profited from their own exposure.
On Chain Signals Point To Possible Insider Trading
- A cluster of newly created wallets placed heavy bets on Axiom just before the public reveal and generated more than $1 million in profit.
- Because Polymarket lacks identity checks and Axiom employees knew of the investigation, tracing potential insider betting is difficult.
Suspicious Bets Ahead Of ZachXBT Reveal
- Polymarket saw about $40 million in volume before ZachXBT named Axiom as his insider trading target.
- On-chain analysis found newly created wallets that bet heavily and netted over $1 million, implying possible advance knowledge.