What are the current odds for S&P 500 Daily Up/Down?

Kalshi prices No at 98% as of September 28, 2026.

When does S&P 500 Daily Up/Down resolve?

S&P 500 Daily Up/Down is scheduled to resolve on September 28, 2026.

S&P 500 Daily Up/Down

EquitiesDaily5h

KalshiCheck availabilityKYC requiredVerified resolution dataFairly calibrated

Current implied probability

No 98%

Market quality

72 / 100

Medium quality

24h Volume

$9.6K

Open interest

$7.3K

Medium open interest

Bid / Ask

2.0% / 4.0%

Spread

2.0 pt

Tight spread

Market data

Updated 1 minute ago

Sep 26, 26, 12:00 AM UTCSep 28, 26, 8:00 PM UTC

Trends

Outcome24hChance

Venue terms

Source: Kalshi

Informational venue terms only; CoinRithm paper trading uses its own rules.

Early close:: Yes
Settlement timer:: 1m (informational)

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Largest Company end of December 2026?

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What will S&P 500 (SPY) hit Week of September 28 2026?

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Rules

If the end-of-day price of the S&P 500 on September 28, 2026 is above 7743.51, then the market resolves to Yes.

Settles via:For example, Google Finance

The target value is the end-of-day/closing price of the prior week's close.

Report a data issue with this market

S&P 500 Daily Up/Down

EquitiesDaily5h

KalshiCheck availabilityKYC requiredVerified resolution dataFairly calibrated

Current implied probability

No 98%

Market quality

72 / 100

Medium quality

24h Volume

$9.6K

Open interest

$7.3K

Medium open interest

Bid / Ask

2.0% / 4.0%

Spread

2.0 pt

Tight spread

Market data

Updated 1 minute ago

Sep 26, 26, 12:00 AM UTCSep 28, 26, 8:00 PM UTC

Trends

Outcome24hChance

Venue terms

Source: Kalshi

Informational venue terms only; CoinRithm paper trading uses its own rules.

Early close:: Yes
Settlement timer:: 1m (informational)

Related Markets

Related questions for context, not a comparison of equivalent contracts.

S&P close price end of 2026?

Kalshi

AI bubble burst by which date?

Polymarket

What will Goldman Sachs say during their next earnings call?

Kalshi

S&P price on Sep 28, 2026 at 4pm EDT?

Kalshi

Largest Company end of December 2026?

Polymarket

What will S&P 500 (SPY) hit Week of September 28 2026?

Polymarket

Rules

If the end-of-day price of the S&P 500 on September 28, 2026 is above 7743.51, then the market resolves to Yes.

Settles via:For example, Google Finance

The target value is the end-of-day/closing price of the prior week's close.

Report a data issue with this market

Frequently asked questions

What are the current odds for S&P 500 Daily Up/Down?: Kalshi prices No at 98% as of September 28, 2026.
When does S&P 500 Daily Up/Down resolve?: S&P 500 Daily Up/Down is scheduled to resolve on September 28, 2026.
How is S&P 500 Daily Up/Down settled?: Kalshi settles this market as follows: If the end-of-day price of the S&P 500 on September 28, 2026 is above 7743.51, then the market resolves to Yes.

Use this market in code or an AI agent

Free JSON for this market, no API key needed:

https://api.coinrithm.com/api/prediction-markets/events/kalshi/kxinxdud-26sep28h1600

AI agents: call pm_data_event on the CoinRithm MCP server:

https://mcp.coinrithm.com/mcp

Data API docs Connect an agent

S&P 500 Daily Up/Down

S&P 500 Daily Up/Down

Frequently asked questions

Use this market in code or an AI agent

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