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SpaceX or OpenAI higher IPO Market Cap?

82.7%
Probability on Polymarket

On Polymarket, "SpaceX or OpenAI higher IPO Market Cap?" has a probability of 82.7%. Trading volume: $7K.

View on Polymarket →
Probability Over Time
Market Details
Polymarket
Updated 5h ago
Volume
$7K
Volume 24h
—
Liquidity
$3K
Traders
—
Bid / Ask
68.3% / 97.0%
Spread
28.7%
Opened
Apr 2026
Resolves
Dec 2027
This market will resolve to “SpaceX” if the official closing price for SpaceX’s market capitalization on its first trading day is above the official closing price for OpenAI’s market capitalization on its first trading day. This market will resolve to “OpenAI” if the official cl…

Single Platform Data

This question is currently tracked on Polymarket only. When the same question appears on additional platforms, we compute a cross-platform consensus probability. Learn about our methodology →

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