The market on whether NVIDIA will be the largest company in the world by market cap on July 31 saw a sharp shift in sentiment over the past 24 hours, with the YES price falling 17.0 percentage points from approximately 63.5% to 46.5%.
This sizable drop in implied probability contrasts with whale activity, which showed a net inflow of $39K into YES contracts during the same period. Whale buy volume totaled $71K, while whale sell volume was $32K, involving 171 unique whales. Overall, Polymarket recorded $71K in 24-hour volume on this question, contributing to a lifetime market volume of $1.43M and a total of 3,175 unique traders.
The divergence between whale flow and price movement signals a disconnect between large trader behavior and broader market pricing. While whales increased their exposure to YES contracts, the collective market reduced the probability of NVIDIA holding the top market cap spot by the end of July. This suggests that while some large players are doubling down on NVIDIA’s dominance, the market consensus is shifting toward a less likely outcome.
The combined picture points to a contested view on NVIDIA’s market cap leadership as July 31 approaches.
| Market | Will NVIDIA be the largest company in the world by market cap on July 31? |
|---|---|
| Market ID | 2673621 |
| 24h price change | +17.0 pp |
| YES now (PM Breaking) | 46.5% |
| YES ~24h ago (est.) | 63.5% |
| YES (Polydata overview) | 46.5% |
| Whale net flow (24h) | $39K |
| Whale buy / sell (24h) | $71K / $32K |
| Unique whales (24h) | 171 |
| Volume 24h (PM) | $71K |
| Unique traders (Polydata) | 3,175 |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-18. 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.