Anthropic IPO Closing Market Cap (Middle Brackets)

Polymarket Closes Dec 31, 2027 · $650.2K traded · prices read just now

The odds

36%1.8T+

1.8T+36%▼ 21
1.5–1.8T33%▲ 13
1.2–1.5T19%▲ 4
0.9–1.2T5%▼ 1
No IPO by December 31, 20274%▲ 2
<0.6T1%
0.6–0.9T1%

How the odds have moved

1.8T+: 86% on Oct 4, 36% now.

Each outcome's chance over time, from its prices on Polymarket.

Every outcome

Outcome	Chance	Day	Bid	Ask	Traded
1.8T+	36%	▼ 21	35¢	38¢	$348.6K
1.5–1.8T	33%	▲ 13	27¢	40¢	$94.3K
1.2–1.5T	19%	▲ 4	17¢	22¢	$50.1K
0.9–1.2T	5%	▼ 1	3¢	7¢	$36.3K
No IPO by December 31, 2027	4%	▲ 2	3¢	5¢	$61.1K
<0.6T	1%		1¢	2¢	$23.6K
0.6–0.9T	1%		0¢	2¢	$36.3K

Related markets

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Largest Company end of December 2026?

67%Apple

Apple67%▲ 8
NVIDIA31%▼ 9
Microsoft1%
Alphabet1%

4 more

SpaceX<1%
Tesla<1%
Saudi Aramco<1%
Amazon<1%

AAPL−1.53%AMZN−2.19%GOOGL−2.20%MSFT−3.58%

Anthropic IPO by __?

Nov 27, 2026even chance by

November 15, 20261%
November 16, 20267%▲ 5
November 17, 202612%▲ 6
November 18, 202616%

8 more

November 19, 202621%▼ 14
November 20, 202639%▼ 18
November 23, 202641%▼ 23
November 24, 202645%▼ 28
November 25, 202649%▼ 28
November 30, 202653%▼ 26
December 15, 202666%▼ 22
December 31, 202667%▼ 24

Will Anthropic’s valuation hit __ by December 31?

$1.81Thigh with an even chance

Traders see an even chance of trading as high as $1.81T.

Reaches $1.5T84%
Reaches $1.75T55%
Reaches $2T35%
Reaches $2.25T20%

Falls to $800B8%
Falls to $700B2%
Falls to $600B2%

Already reached: ↑$1.25T, ↑$1.1T, ↑$1.0T

Largest IPO by market cap in 2026?

85%SpaceX

SpaceX85%▲ 15
xAI20%
Anthropic12%▼ 14
OpenAI<1%

9 more

ByteDance<1%
Stripe<1%
Databricks<1%
SHEIN<1%
Waymo<1%
Revolut<1%
Discord<1%
Perplexity AI<1%
Kraken<1%

SPCX−9.05%

Anthropic IPO Closing Market Cap

28%$1.5–$1.75T

$1.5–$1.75T28%▲ 5
$1.25–$1.5T21%▲ 5
$1.75–$2.0T16%▼ 10
<$1.25T14%▲ 5

6 more

$2.0–$2.25T8%▼ 8
$2.25–$2.5T5%
No IPO by December 31, 20274%▲ 3
$2.5–$2.75T2%
$2.75–$3.0T1%
$3.0T+1%

AI bubble burst by...?

28%June 30, 2027

December 31, 20269%▲ 2
June 30, 202728%▲ 5

Odds are traders' prices on Kalshi and Polymarket, not forecasts by 4SEARCH.business. Read from the venues just now. Prices may be delayed up to 15 min. Not investment advice.

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