AMD’s market cap crossed $500 billion in after-hours trading, and the Polymarket contract on NVIDIA being the largest company by market cap on June 30 sits at 92.5% YES, unchanged from yesterday.
Market reaction
The odds for NVIDIA being the largest company remain at 92.5% YES, with no movement so far despite AMD’s milestone. The market is thick: it takes $42,558 to move the price 5 points, which points to solid institutional positioning.
Why it matters
AMD reaching $500 billion reflects investor appetite for diversifying AI chip supply beyond NVIDIA, which could reduce concentration risk in U.S. technology infrastructure. At 92.5%, a YES share pays roughly 8.1% with 67 days until resolution. That’s a modest return unless AMD’s growth forces traders to re-evaluate whether NVIDIA holds its position.
What to watch
NVIDIA’s Q2 earnings will be the next major data point. Geopolitical developments around chip export controls could also move the market. Jensen Huang’s public statements and any product announcements from either company are worth tracking. The core question: is AMD’s rise a real competitive threat to NVIDIA’s market cap lead, or a temporary move that leaves the $500 billion gap between them largely intact?
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Largest Company End Of June 712| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| June 30 | 92.5% | — | — | Trade → |
| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| June 30 | 70.5% | — | — | Trade → |
| September 30 | 92.5% | — | — | Trade → |
| December 31 | 94.5% | — | — | Trade → |
| April 30 | 0.2% | — | — | Trade → |