Wallet @c0O0OLI0O03 executed the largest trade on Polymarket in the past 24 hours by buying $508K on “Will John Fetterman win the 2028 Democratic presidential nomination?” This wager stands out because it counters the market-implied probability of 0.65%, marking it as a bet against the consensus on a longshot outcome.
The market for the Democratic Presidential Nominee 2028 has seen $6.32M in total volume, with whale activity in the last 24 hours showing $589K bought versus $579K sold across 96 unique whales. This $508K purchase aligns with the broader whale flow, indicating a significant push within the market towards this low-probability outcome.
Wallet @c0O0OLI0O03 has a substantial track record, boasting $86.76M in lifetime volume across 419,495 trades spanning 119 markets. This background adds weight to the move, highlighting that a highly active trader is placing a large sum on an outcome the market prices as unlikely.
The trade’s significance lies in the size relative to the market’s pricing and the trader’s history, signaling a notable divergence from the crowd’s expectations.
| Direction | BUY |
|---|---|
| Market | Will John Fetterman win the 2028 Democratic presidential nomination? |
| Event | Democratic Presidential Nominee 2028 |
| Wallet | @c0O0OLI0O03 · 0xfedc381bf3fb5d20433bb4a0216b15dbbc5c6398 |
| Amount | $508K |
Source: Polydata API v3 · /whales/moves · snapshot 2026-07-13T11:58:10Z. Data: Polydata API v3. On-chain figures are public. Realized PnL is computed over resolved markets only and excludes open positions, so it is conservative versus the Polymarket UI. This is not investment advice.