Daily reportPolymarket · UTC
Tuesday, August 18, 2026
The day's largest Polymarket trades ranked by size, the busiest categories, and the grade of every wallet behind them. Without Pro the two rankings stop early and say how much they held back.
Active traders
103
Large trades
219
Volume
$4.7M
Biggest trade
$200K
Busiest categories
Tennis
108 trades$2M
Baseball
35 trades$1M
Politics
26 trades$619K
Trader grades
S
15
A
12
B
15
C
1
D
5
F
51
Largest tradesTop 5 of 219
| Time | Trader | Side | Market | Outcome | Price | Size | View |
|---|---|---|---|---|---|---|---|
 Aug 18, 9:22 AM | notprofitablLast traded | BUY | Will Bitcoin dip to $45,000 by December 31, 2026? | No | 80¢ | $200,000 | View → |
| Aug 18, 10:50 PM | Gummy-Genie-InventorFLast traded | BUY | Arizona Diamondbacks vs. Boston Red Sox | Arizona Diamondbacks | 40¢ | $144,768.49 | View → |
| Aug 18, 11:38 PM | Gummy-Genie-InventorFLast traded | BUY | Athletics vs. Kansas City Royals | Athletics | 41¢ | $143,798.80 | View → |
| Aug 18, 5:55 PM | kindarBLast traded | BUY | Will United Russia (ER) gain the most seats in the next Russian parliamentary election? | Yes | 75.6¢ | $135,651.26 | View → |
| Aug 18, 3:38 PM | 11vsldfdsgfkjgosBLast traded | BUY | Cincinnati Open: Janice Tjen vs Mirra Andreeva | Mirra Andreeva | 87.8¢ | $61,491.51 | View → |
Showing 5 of 50 largest trades and 3 of 10 categories.
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