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Will Alphabet be the third-largest company in the world by market cap on April 30?

46.0%
Consensus Probability (Model B — Geometric Mean of Odds)
2 platforms · 0pp spread · $28K

Across 2 prediction market platforms, "Will Alphabet be the third-largest company in the world by market cap on April 30?" has a consensus probability of 46.0%. Polymarket: 46.0%, Manifold: 46.0%. Consensus via geometric mean of odds (Satopaa et al., 2014), validated by IARPA ACE tournament.

Platform Comparison — white line = consensus
Polymarket
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46%
$28K
Manifold
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46%
12 traders
Probability Over Time
All 6 Consensus Models
Market Details
Polymarket
Updated 22m ago
Volume
$28K
Liquidity
$8K
Bid / Ask
44.0% / 48.0%
Spread
4.0%
Opened
Apr 2026
Resolves
Apr 2026
This market will resolve to the third-largest company in the world by market cap on April 30, 2026, as of market close. The resolution source for this market will be a consensus of credible reporting.
Manifold
Updated 4h ago
Volume
Liquidity
Bid / Ask
— / —
Spread
Opened
Apr 2026
Resolves
Apr 2026

About This Consensus

Computed from 2 platforms using geometric mean of odds (Satopaa et al., 2014). This method was validated by the IARPA ACE forecasting tournament as the most accurate probability aggregation technique. Full methodology →

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