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Will Microsoft be the third-largest company in the world by market cap on October 31?

Implied probability 95%+38
24-hour volume$18k
Total volume$56k
Liquidity$19k
Resolves1 Nov 2026

Why it moved: +51 points at 20:17 UTC, after News Feed: Microsoft shares climb 5% after cloud revenue beats expectations — the latest article on its stories before the jump; what followed, not what caused it.

How the odds moved · Will Microsoft be the third-largest company in the world by market cap on October 31?
0%50%100%95%24 Oct, 04:25 UTCnow
Price data
TimeChance of yes
now95%
28 Oct, 22:11 UTC95%
28 Oct, 21:57 UTC93%
28 Oct, 21:22 UTC87%
28 Oct, 20:52 UTC88%
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24 Oct, 07:27 UTC46%
24 Oct, 06:58 UTC44%
24 Oct, 04:25 UTC47%

Your call. How does this end?

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What counts

For the Yes outcome, Microsoft must hold the third-largest market capitalization among all global companies at the market close on October 31, 2026. For the No outcome, any other company holds that position at that specific time. Readers often mistake the linked story about Nscale and Anthropic as relevant to the ranking, but only Microsoft's actual market cap relative to others matters.

Written from Polymarket's resolution rules by the same model that writes our headlines. The rules on Polymarket are what decides it.

Outcomes

  • Yes 95%
  • No 5%

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