Top Polymarket traders by PnL, volume and ROI — 200k+ wallets crawled. Click any row for the full deep-dive.
Top Polymarket MLB Traders
The best Polymarket MLB traders ranked by realized PnL across MLB game, division and World Series markets. Continuously recomputed from on-chain trades, arbitrage bots filtered out.
Updated October 2026 · top 100 MLB traders by net realized P&L
As of October 2026, tazcot, afghj2421 and justaluckydude lead the Polymarket MLB leaderboard by realized P&L.
Net realized P&L
Actual closed profit inside MLBmarkets only — rebuilt from each wallet's on-chain fills, not gross winnings. This is the primary sort.
Win rate
Share of resolved MLB markets the trader ended on the winning side — the intuitive skill credential, shown beside every profit figure.
ROI
Realized profit as a percentage of volume traded — separates efficient edge from traders who simply bet large.
Scope & bot filtering
Only Sports → MLB markets count toward this board, and likely arbitrage / market-maker bots are removed by default — so it reflects genuine MLB edge.
Polymarket MLB traders — FAQ
Who is the top Polymarket MLB trader right now?
tazcot leads the Polymarket MLB leaderboard with +$2.60M in net realized P&L, updated October 2026. Rankings refresh continuously from on-chain MLB trades, so the top spot moves as wallets trade.
How are the best Polymarket MLB traders ranked?
By net realized profit inside MLB markets only — rebuilt from each wallet's actual on-chain fills, not gross winnings — with win rate and ROI shown alongside and arbitrage / market-maker bots filtered out by default.
How many traders are on the Polymarket MLB leaderboard?
52,578 wallets have traded Polymarket MLB markets; this leaderboard ranks the top 100 by net realized P&L, updated October 2026.