●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
R…a turned $658.00 into $5.4K
7.3× ROI
AllSportsCryptoEsportsPoliticsTennisWorldPop CultureStocks
Resolved within
All time7d30d90d1y
#TraderMarketEntryCostProfitROI
1R…aWill Israel strike Iran on Friday Oct 25?12.1¢$658.00+$4.8K7.3×
2Lo…noWill Abelardo de la Espriella win the 1st round of the 2026 Colombian presidential election?12.1¢$1.4K+$10.4K7.3×
365…61Israel strikes Iran by February 28, 2026?12.0¢$960.00+$7.0K7.3×
4Ki…itUS strikes Iran by February 28, 2026?12.0¢$3.5K+$25.7K7.3×
5Ch…coUS strikes Iran by February 28, 2026?12.0¢$850.00+$6.2K7.3×
6Bl…idIsrael strikes Iran by February 28, 2026?12.0¢$2.2K+$15.9K7.3×
7Do…eyWill Iran close the Strait of Hormuz by March 31?12.0¢$1.0K+$7.4K7.3×
80x00…d2US strikes Iran by February 28, 2026?11.7¢$2.3K+$17.7K7.5×
9Me…edUS military action against Iran by Sunday?11.3¢$850.00+$6.7K7.9×
10la…77Will the US next strike Iran on February 28, 2026 (ET)?11.2¢$918.32+$7.3K7.9×
11Za…deUS strikes Iran by March 2, 2026?11.0¢$550.00+$4.5K8.1×
120x…98US strikes Iran by February 28, 2026?11.0¢$989.52+$8.0K8.1×
1358…2wUS strike on Syria by December 31?11.0¢$585.25+$4.7K8.1×
140x…56US strikes Iran by February 28, 2026?10.9¢$562.95+$4.6K8.2×
150x…88US strikes Iran by February 28, 2026?10.8¢$60.8K+$499.9K8.2×
16ji…lyUS military action against Iran by Saturday?10.5¢$705.40+$6.0K8.6×
17Sk…njUS military action against Iran by Saturday?10.1¢$9.0K+$80.2K8.9×
180xa8…6cUS strikes Iran by March 1, 2026?10.0¢$2.8K+$25.3K9.0×
19so…a1Will US or Israel strike Iran by February 28, 2026?10.0¢$2.0K+$18.0K9.0×
20Ne…bsUS strikes Iran by February 28, 2026?10.0¢$9.9K+$89.0K9.0×
210x…00US strikes Iran by February 28, 2026?10.0¢$1000.00+$9.0K9.0×
22N…oUS military action against Iran by Saturday?9.8¢$590.00+$5.4K9.2×
23W…!Israel military action against Iran by Friday?9.7¢$1.4K+$13.3K9.3×
24An…udUS military action against Iran by Saturday?9.7¢$696.91+$6.5K9.3×
25ka…ssWill US or Israel strike Iran by February 28, 2026?9.5¢$5.5K+$52.0K9.5×
260x…07US strikes Iran by March 1, 2026?9.2¢$1.7K+$16.3K9.9×
27dl…c2US strikes Iran by February 28, 2026?9.0¢$720.00+$7.3K10.1×
28Vi…07US strikes Iran by March 1, 2026?9.0¢$900.00+$9.1K10.1×
290x…45US strikes Iran by February 28, 2026?9.0¢$900.00+$9.1K10.1×
30Ma…anWill Israel strike Iran on Friday Oct 25?8.8¢$760.44+$7.8K10.3×
31I…jUS military action against Iran by Saturday?8.8¢$2.8K+$28.5K10.4×
32Ra…llUS strikes Iran by March 1, 2026?8.7¢$1.4K+$15.2K10.5×
33Qu…erUS military action against Iran by Saturday?8.5¢$13.3K+$142.6K10.7×
34lu…rzUS strikes Iran by February 28, 2026?8.2¢$2.5K+$28.0K11.2×
350x1e…d2Will the US next strike Iran on February 28, 2026 (ET)?8.1¢$709.66+$8.1K11.4×
36so…a1Israel strikes Iran by February 28, 2026?8.0¢$1.6K+$18.4K11.5×
370x…28US strikes Iran by February 28, 2026?8.0¢$888.88+$10.2K11.5×
38sb…hhUS military action against Iran by Saturday?7.8¢$1.8K+$21.7K11.9×
39Me…owIran strike on US military by February 28?7.7¢$500.00+$6.0K12.0×
40Tr…11US military action against Iran by Saturday?7.7¢$1.1K+$13.8K12.1×
410x…32US strikes Iran by February 28, 2026?6.1¢$562.81+$6.9K12.3×
42Ch…tiUS military action against Iran by Saturday?7.2¢$2.5K+$32.2K12.9×
430x…59US military action against Iran by Saturday?6.4¢$1.9K+$28.1K14.6×
44Me…edUS military action against Iran by Saturday?6.2¢$2.3K+$34.7K15.2×
45Ca…99Will the US next strike Iran on February 28, 2026 (ET)?5.0¢$6.2K+$95.0K15.4×
46Ge…orWill the US next strike Iran on February 28, 2026 (ET)?6.1¢$1.2K+$18.6K15.5×
47KU…AOUS strikes Iran by February 28, 2026?6.0¢$6.0K+$94.0K15.7×
48z…nWill the US next strike Iran on February 28, 2026 (ET)?5.8¢$600.00+$9.7K16.2×
4977…99US military action against Iran by Saturday?5.0¢$974.34+$18.5K19.0×
50d…pWill Abelardo de la Espriella win the 1st round of the 2026 Colombian presidential election?4.8¢$507.50+$10.0K19.8×
51fl…llWill the US next strike Iran on February 28, 2026 (ET)?4.6¢$3.7K+$75.8K20.6×

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.

See the skill leaderboard →

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