Largest Company end of July?

Platform comparison

Market context

The underlying real-world event is straightforward: which company will hold the world’s largest market capitalisation on 31 July 2026, as markets close. On Polymarket today, the contract prices NVIDIA at a 100% implied probability, with Apple and all other contenders at 0%. This extreme consensus reflects on-chain mechanics where USDC settles conditional tokens on Polygon, locking in a near-certain outcome rather than a speculative range.

Historically, such one-sided pricing has rarely survived major shifts in tech leadership. In 2024, when NVIDIA surged past Apple, markets initially assigned 95% probability to NVIDIA, yet a 25% stock drop over 12 months—coupled with rising competition from Broadcom—quickly eroded that certainty [2]. The current 0% probability for Apple ignores its third-place standing in 2026 valuations, where it sits behind NVIDIA ($3.34T) and Microsoft ($3.30T) [5], suggesting the market may be overconfident in NVIDIA’s dominance.

Traders should watch NVIDIA’s quarterly earnings on 22 July, Broadcom’s product announcements in August, and any regulatory rulings on AI chip exports scheduled for Q3. Recent analysis from MarketBeat highlights Broadcom (AVGO) as a quiet disruptor in AI infrastructure, potentially challenging NVIDIA’s lead [2]. With the settlement window ending 31 July 2026, these catalysts could reshape the 100% NVIDIA consensus before resolution.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi UK, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.