A single wallet, @Desy-1725192185234, placed a $372K buy on the Polymarket event “Will the Fed decrease interest rates by 25 bps after the July 2026 meeting?”, making it the largest individual trade on the platform in the last 24 hours. The market-implied probability for this outcome at the time was just 0.35%, marking this as a bet against the consensus and backing a longshot scenario.
This wallet also bought an additional $56K on the same outcome today, bringing its total exposure on this event to $428K out of the market’s overall $11.89M trading volume. The trade aligns with broader whale activity in this market segment, where 78 unique whales have bought $921K versus $115K sold in the past 24 hours.
@Desy-1725192185234 carries a strong track record on Polymarket, with a 64.2% accuracy across 271 resolved positions and a Brier score of 0.2654. The wallet’s lifetime stats include $29.09M in volume over 800,044 trades spanning 539 markets. This sizable wager on a low-probability outcome suggests a notable divergence from the market consensus, reflecting a distinctive positioning in the Fed Decision in July 2026 event.
The trade’s scale and the wallet’s proven history highlight a significant flow of capital pushing against the prevailing market odds.
| Direction | BUY |
|---|---|
| Market | Will the Fed decrease interest rates by 25 bps after the July 2026 meeting? |
| Event | Fed Decision in July? |
| Wallet | @Desy-1725192185234 · 0xb4f2f0c858566fef705edf8efc1a5e9fba307862 |
| Amount | $372K |
Source: Polydata API v3 · /whales/moves · snapshot 2026-07-18T00:58:37Z. 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.