PolymarketCheck availabilityNo KYCVerified resolution dataWell calibratedCurrent implied probability
Up 50%
Up 50%Market quality
30 / 100
Low quality24h Volume
—
Liquidity
$485.6
Low liquidityBid / Ask
46.0% / 54.0%
Spread
8.0 pt
Wide spreadComments
0
Market data
Updated 23 minutes ago
Oct 5, 26, 12:00 PM UTCOct 6, 26, 8:00 PM UTC
Trends
Venue terms
Source: Polymarket
Informational venue terms only; CoinRithm paper trading uses its own rules.
- Minimum order (shares):
- 5
- Tick size:
- 1 percentage points
- Fees:
- Yes
Related Markets
Related questions for context, not a comparison of equivalent contracts.
SPY (SPY) Up or Down on October 5?
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PolymarketWhat will S&P 500 (SPY) hit in October 2026?
PolymarketWhat will S&P 500 (SPY) hit Week of October 5 2026?
LimitlessAnthropic IPO Closing Market Cap
PolymarketRules
This market will resolve to "Up" if the Close price for S&P 500 (SPY) on October 6, 2026 is higher than the Close price for S&P 500 (SPY) on the most recent prior trading day.
- This market will resolve to "Down" if the Close price for S&P 500 (SPY) on October 6, 2026 is lower than the Close price for S&P 500 (SPY) on the most recent prior trading day.
- E.g., ordinarily, a market on Monday would refer to the previous Friday for its most recent closing price, unless that Friday were a market holiday, in which case it would refer to Thursday, or the next most recent trading day.
- If the two specified closing prices are exactly equal, this market will resolve 50-50.
- Closing prices will be used exactly as published by Pyth, without rounding.
- If S&P 500 (SPY) does not trade at all during the regular session, the market will resolve 50-50.
