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Will Microsoft be the largest company in the world by market cap on June 30?
24h Vol
$478.1K
Liquidity
$245.2K
Spread
0%
6/30/2026
View marketFinance
Polymarket market
Track live probability, outcome prices, volume, liquidity, and resolution details for Will SpaceX's market cap be less than $1.0T at market close on IPO day?. The market currently shows a live probability of 1%, $2.4K in 24h volume, and $45.7K in liquidity.
Probability
1%
24h Volume
$2.4K
Liquidity
$45.7K
This market asks a simple but very specific question: if SpaceX goes public, will its market capitalization at the close of its first trading day come in below $1.0 trillion? It matters because an IPO would be one of the most closely watched listings in recent years, and the opening-day valuation would shape how the market interprets investor demand for one of the world’s most prominent private companies.
The outcome is tied to SpaceX’s official market cap at the closing price on its first day of trading, not to any pre-IPO private valuation or headline estimate. If SpaceX does not complete an IPO by December 31, 2027, 11:59 PM ET, the market resolves to the separate outcome labeled "No IPO before 2028." The $1.0 trillion threshold is the line in question, and if the resolved value lands exactly between brackets, the market rules say the higher bracket wins.
SpaceX is a rare company whose private-market valuation has already reached extraordinary levels, so there is real uncertainty over what its first public closing valuation would look like. A public debut can be influenced by share count, pricing, trading demand, and broader market conditions, which is why a trillion-dollar cutoff is a meaningful benchmark here. The current market price suggests traders think a sub-$1.0 trillion close is much more likely than a trillion-dollar or higher one.
The biggest price mover would be news that SpaceX is actually preparing to list, since this market cannot resolve without an IPO or a clear no-IPO outcome by the deadline. Once an IPO is announced, the offering size, priced valuation, and the level of demand on the first trading day would all matter because the resolution uses the official closing share price multiplied by shares outstanding. If the stock opens, trades unusually, or closes on an abbreviated session because of an interruption, the rules still point to the official close on that first trading day or the next official close if needed.
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24h Vol
$478.1K
Liquidity
$245.2K
Spread
0%
6/30/2026
View marketThe current market price implies roughly a 1% chance for the leading outcome, based on live Polymarket pricing. That number is not a prediction from PredictionNinja and it is not a guarantee; it is the current crowd-priced view of the market and can change quickly when new information appears.
Readers should watch for any official SpaceX listing announcement, the exchange on which it would trade, and the company’s first official closing price after the IPO. The market’s source of truth is the primary exchange’s official listing page, with another reliable source only used if the figure is not displayed there. The key ambiguity to check is whether an IPO actually happens before the end of 2027, because that determines whether the question resolves on a valuation threshold or on the "No IPO before 2028" fallback.
Track live probability, outcome prices, volume, liquidity, and resolution details for Will SpaceX's market cap be less than $1.0T at market close on IPO day?. The market currently shows a live probability of 1%, $2.4K in 24h volume, and $45.7K in liquidity.
Track live finance prediction markets focused on interest rates, inflation, stock market events, central bank decisions, and global financial forecasting trends.
Yes
1.1%
No
99%
This market is currently listed with an end date of Dec 31, 2027. Market timelines can change if the underlying event is postponed, rescheduled, or resolved early.
This market will resolve based on SpaceX's market capitalization at the closing price on its first day of trading. If no SpaceX IPO occurs by December 31, 2027, 11:59 PM ET, the market will resolve to "No IPO before 2028". Market capitalization expresses the monetary value of a company’s outstanding shares, stated in its pricing currency. It is calculated as the number of shares outstanding multiplied by the closing share price on the first trading day. If the relevant value falls exactly between two brackets, then this market will resolve to the higher range bracket. Resolution will be based on the primary exchange’s official listing page. In the event that the relevant figure is not displayed, another reliable source will be used. In the event of an interruption in the course of the normal trading session on SpaceX’s first day of trading (e.g., a circuit breaker or half-day), the market will resolve according to the official closing price of the abbreviated session. If no such official closing price is published, the market will resolve according to the next trading day on which an official closing price is published, treating that as the first day of trading for purposes of this market.
Probability signal
The current price implies a lower-probability outcome, which can make the market more sensitive to surprise news.
Liquidity context
Liquidity is relatively deep for a prediction market page, so quoted prices may be more reliable than very thin markets.
Spread
The bid-ask spread is tight, which usually points to a more actively priced market.
Recent movement
The 24h move is modest, suggesting the market has not repriced dramatically in the latest feed.
The current displayed probability is 1%, based on the latest normalized Polymarket data available to PredictionNinja.
The rules and resolution criteria are pulled from the market description provided by Polymarket when available.
Prediction markets can move whenever traders react to new information, liquidity changes, injuries, announcements, news, or other event-specific developments.
No. PredictionNinja displays market data and context for research only. It is not financial, legal, betting, or investment advice.

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