According to PANews, a trader known as 'beachboy4' incurred losses exceeding $2 million over 35 days despite achieving a 51% win rate in 53 prediction trades on Polymarket. The trader's largest single profit was $936,000, while the biggest loss reached $1.58 million, with an average bet of approximately $400,000 per trade, indicating high-risk behavior.
The trader frequently purchased 'consensus direction' at high prices ranging from 0.51 to 0.67, creating a structure with limited upside and complete downside. The absence of stop-loss, hedging, or early profit-taking mechanisms led to most losing positions being wiped out. The trader often placed bets on 'high-confidence' events, such as popular NBA or soccer teams, in transparent and efficient markets, resulting in losses due to structurally imbalanced strategies rather than bad luck.
Lookonchain highlighted five practical lessons: avoid entering at high prices, manage single-trade risk, implement timely profit-taking and stop-loss strategies, assess risk-reward ratios, and steer clear of markets without competitive advantages.