[Polymarket Betting Event Concludes, Top Winner Achieves Over 156% ROI] Polymarket data shows that the bet on 'Another crypto security incident involving stolen funds exceeding $100 million will occur by 2025' has met the conditions, with the prize pool exceeding $120,000 in bets. On October 9, the probability of this event dropped to 17.5%. Ultimately, the bettor SCHIZO-RTARD-TSYBKA-PaysMe invested $7,600 and earned approximately $11,781 in returns, achieving an ROI of over 156%.