Part of: Largest IPO by market cap in 2026?

Will SpaceX have the highest IPO Market Cap 2026?

This prediction market asks whether SpaceX will be the company with the highest IPO market capitalization among firms that go public between January 1 and December 31, 2026. Resolution is based on each qualifying company’s official first-day closing share price multiplied by outstanding shares, with the market resolving after the 2026 IPO window closes. PolySpotter currently tracks $2,036 in smart money and 1 smart money signal for this market.

This market will resolve to the company that achieves the highest market capitalization in U.S. dollars based on the official closing price on its first trading day in 2026. This market will resolve to a company that completes an Initial Public Offering (IPO) between January 1 and December 31, 2026, 11:59 PM ET. Market capitalization is defined as the total number of outstanding shares multiplied by the closing share price on the first trading day. If two or more companies have exactly equal highest closing market capitalizations, this market will resolve to the company whose listed name comes first alphabetically. 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 case the respective company's primary exchange’s official listing page does not report in U.S. dollars, it will be converted to U.S. dollars using the U.S. Federal Reserve Board’s H.10 foreign exchange reference rate for the relevant currency pair on the company’s first trading day (https://www.federalreserve.gov/releases/h10/). If no such rate is available for the relevant trading day, the most recent previously published rate will be used. If the relevant currency is not listed, another credible exchange rate source will be used. A listed company may resolve to "No" as soon as it becomes unable to complete an IPO, including due to acquisition, merger, or absorption by an entity that is already publicly traded. In the event of an interruption in the course of the normal trading session on the respective companies’ 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.

7 smart money signals detected, totaling $23,983.

Categories: Business, Tech, Big Tech, Climate & Science, IPO, Science, sam altman, Elon Musk, AI, IPOs, SpaceX, Finance, OpenAI, Space, OpenAI IPO

Notable Trades

85% cross-market sharp

Sharp serial cross-market trader with an 85% resolved win rate bought Yes amid a major volume spike and upward price momentum.

  • This bettor wins 85% of resolved trades and is up $42K lifetime across 313 markets.
  • They are a serial cross-market trader with $5.9M deployed across 307 markets.
  • Market volume spiked 297x while the price moved up 11.5% in a day, supporting the Yes momentum.

$2,036 on Yes | Wallet win rate: 85%

85% winner buying favorite

Sharp-wallet override: a profitable bettor with an 85% record made a $5.7k Yes buy in a quiet long-dated IPO market despite only a weak low-activity signal.

  • This bettor has won 85% of 220 resolved bets and is up $21k lifetime.
  • The $5.7k buy was large for recent activity, accounting for about 60% of flagged 24h volume.
  • Buying at 84¢ suggests conviction that the market favorite is still underpriced.

$5,703 on Yes | Wallet win rate: 86%

New wallet scaling fast

A 2-day-old wallet is repeatedly deploying size, with $24k across 12 flagged bets, though it has no meaningful resolved track record yet.

  • This 2-day-old wallet has already made 12 flagged large bets totaling $24k.
  • The bettor paid 89¢ for Yes, above the current 86¢ market price, showing strong conviction.
  • This is a long-dated IPO market, so the signal is mainly the wallet’s aggressive early positioning.

$2,000 on Yes | Wallet win rate: 100%

85% cross-market sharp

Sharp serial cross-market trader with an 85% resolved win rate bought Yes amid a major volume spike and upward price momentum.

  • This bettor wins 85% of resolved trades and is up $42K lifetime across 313 markets.
  • They are a serial cross-market trader with $5.9M deployed across 307 markets.
  • Market volume spiked 297x while the price moved up 11.5% in a day, supporting the Yes momentum.

$1,167 on Yes | Wallet win rate: 85%

85% cross-market sharp

Sharp serial cross-market trader with an 85% resolved win rate bought Yes amid a major volume spike and upward price momentum.

  • This bettor wins 85% of resolved trades and is up $42K lifetime across 313 markets.
  • They are a serial cross-market trader with $5.9M deployed across 307 markets.
  • Market volume spiked 297x while the price moved up 11.5% in a day, supporting the Yes momentum.

$1,645 on Yes | Wallet win rate: 85%

85% serial cross-market bettor

Sharp serial cross-market trader with an 85% resolved win rate added nearly $10k to Yes on a relatively quiet long-dated IPO market.

  • This bettor wins 85% of resolved trades and is up $42k lifetime across 313 settled bets.
  • They put $9.9k on Yes, including an $8.7k buy at 84¢.
  • The bet was large versus recent activity, suggesting strong conviction in a quieter market.

$9,900 on Yes | Wallet win rate: 85%

Profitable serial event trader

Profitable serial cross-market trader with an 85% resolved win rate bought Yes despite an already high 85¢ price, and the trade exceeded the market's 24h volume.

  • This bettor wins 85% of resolved trades and is up $42K lifetime across 310 outcomes.
  • They are a highly active cross-market trader, with $5.9M deployed across 227 events.
  • This $1.5K buy was larger than the market’s entire 24h volume, signaling conviction in a quiet market.

$1,532 on Yes | Wallet win rate: 85%

Top Holders

  1. 0x3a8a...7699 Yes, $80,000 (63% win rate)
  2. 0xffbb...36e9 No, $77,617 (71% win rate)
  3. 0xa5ef...2966 No, $74,441
  4. 0x9032...8717 No, $39,966 (47% win rate)
  5. 0xe403...e5a4 Yes, $36,040 (85% win rate)
  6. 0x5c14...cc49 Yes, $6,789 (86% win rate)
  7. 0x46a1...2736 Yes, $6,500 (65% win rate)
  8. 0x665b...73ba Yes, $5,262
  9. 0xe399...7dc1 Yes, $4,266
  10. 0xbfb3...4b43 Yes, $3,709 (68% win rate)

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Will SpaceX have the highest IPO Market Cap 2026?

181dLargest IPO by market cap in 2026?$23,983 tracked7 signalsBusinessTechBig TechClimate & ScienceIPOSciencesam altmanElon MuskAIIPOsSpaceXFinanceOpenAISpaceOpenAI IPO
Yes
83¢
No
17¢

This market will resolve to the company that achieves the highest market capitalization in U.S. dollars based on the official closing price on its first trading day in 2026. This market will resolve to a company that completes an Initial Public Offering (IPO) between January 1 and December 31, 2026, 11:59 PM ET. Market capitalization is defined as the total number of outstanding shares multiplied by the closing share price on the first trading day. If two or more companies have exactly equal highest closing market capitalizations, this market will resolve to the company whose listed name comes first alphabetically. 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 case the respective company's primary exchange’s official listing page does not report in U.S. dollars, it will be converted to U.S. dollars using the U.S. Federal Reserve Board’s H.10 foreign exchange reference rate for the relevant currency pair on the company’s first trading day (https://www.federalreserve.gov/releases/h10/). If no such rate is available for the relevant trading day, the most recent previously published rate will be used. If the relevant currency is not listed, another credible exchange rate source will be used. A listed company may resolve to "No" as soon as it becomes unable to complete an IPO, including due to acquisition, merger, or absorption by an entity that is already publicly traded. In the event of an interruption in the course of the normal trading session on the respective companies’ 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.

Price History — “Yes
88¢
85¢
81¢
Alert entriesHigh-conviction

Notable Trades

Will SpaceX have the highest IPO Market Cap 2026?

11d ago

$2,036 on Yes at 88¢

88¢83¢5¢

Will SpaceX have the highest IPO Market Cap 2026?

11d ago

$5,703 on Yes at 84¢

84¢83¢1¢

Will SpaceX have the highest IPO Market Cap 2026?

16d ago

$2,000 on Yes at 89¢

89¢83¢6¢

Will SpaceX have the highest IPO Market Cap 2026?

16d ago

$1,167 on Yes at 88¢

88¢83¢5¢

Will SpaceX have the highest IPO Market Cap 2026?

18d ago

$1,645 on Yes at 88¢

88¢83¢5¢

Will SpaceX have the highest IPO Market Cap 2026?

18d ago

$9,900 on Yes at 84¢

84¢83¢1¢

Will SpaceX have the highest IPO Market Cap 2026?

24d ago

$1,532 on Yes at 85¢

85¢83¢2¢

Related Theses