●Polyrank

Highest ROI trades on Polymarket

The biggest return-on-cost trades that hit — someone took a long-shot position and it paid. Ranked by ROI (profit ÷ cost), from every resolved position on-chain. Click any trader to explore their full history.

Top trade
v…e turned $543.88 into $10.3K
18.0× ROI
AllSportsCryptoEsportsPoliticsTennisWorldPop CultureStocks
Resolved within
All time7d30d90d1y
#TraderMarketEntryCostProfitROI
1v…eWill Bulgaria win Eurovision 2026?5.3¢$543.88+$9.8K18.0×
2Th…77Will Bulgaria win Eurovision 2026?5.3¢$767.44+$13.6K17.7×
3Co…thWill Finland be in the top 5 at Eurovision 2026?5.6¢$812.02+$13.7K16.9×
4t…mWill Finland be in the top 5 at Eurovision 2026?6.3¢$629.99+$9.4K14.9×
5He…92Will Bulgaria win Eurovision 2026?5.9¢$748.67+$10.4K13.8×
6ol…n2Will Bulgaria win Eurovision 2026?7.5¢$857.90+$10.5K12.3×
7du…axWill The Weeknd be the third most streamed Spotify artist for 2025?7.7¢$615.00+$7.4K12.0×
8sk…chWill Bulgaria win Eurovision 2026?8.3¢$24.2K+$264.7K10.9×
90x5a…b7Will Bulgaria win Eurovision 2026?8.4¢$2.7K+$30.1K10.9×
10Ca…byWill Bulgaria win Eurovision 2026?8.4¢$515.73+$5.6K10.9×
11Go…erWill MrBeast's next video get between 30 and 35 million views on day 1?7.0¢$905.89+$9.8K10.8×
12cr…orWill Finland be in the top 5 at Eurovision 2026?9.3¢$1.0K+$9.8K9.7×
13Wa…llWill MrBeast's next video get less than 20 million views on day 1?10.3¢$574.52+$4.5K7.9×
14DK…inWill Bulgaria win Eurovision 2026?11.8¢$682.59+$5.1K7.5×
15Ma…erWill Bulgaria win Eurovision 2026?4.7¢$1.2K+$9.0K7.3×

Find traders with real, repeatable skill

One huge ROI can be luck. Polyrank ranks the 2.9M-wallet field by calibration, edge, and risk — so you can follow the genuinely skilled, not the lucky.

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ROI = realized profit ÷ cost basis on a single resolved position. Past performance does not predict future results. Not financial advice.