PolymarketCheck availabilityNo KYC2% feeVerified resolution dataWell calibratedCurrent implied probability
Down 67.3%
Market quality
71 / 100
Medium quality24h Volume
$3.7K
Liquidity
$33K
High liquidityBid / Ask
31.0% / 34.0%
Spread
3.0 pt
Moderate spreadComments
0
Market data
Updated 7 minutes ago
Sep 14, 26, 12:01 PM UTCSep 15, 26, 8:00 PM UTC
Trends
Related Markets
Related questions for context, not a comparison of equivalent contracts.
What will S&P 500 (SPY) hit Week of September 14 2026?
PolymarketWhat will S&P 500 (SPY) hit in September 2026?
PolymarketS&P 500 (SPY) closes above ___ on September 15?
PolymarketWhat will S&P 500 (SPY) hit Week of September 14 2026?
LimitlessS&P close price end of 2026?
KalshiNasdaq-100 price on Sep 15, 2026 at 10am EDT?
KalshiRules
This market will resolve to "Up" if the Close price for S&P 500 (SPY) on September 15, 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 September 15, 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.
Open markets
EquitiesPOLYMARKETLargest Company end of December 2026?
- NVIDIA-3.5pt66.7%
- Apple+2.8pt23.5%
- Alphabet+2.0pt7.8%
+5 more outcomes
- Total Vol
- $7.3M
- 24h Vol
- $65.3K
KALSHINasdaq-100 price on Sep 15, 2026 at 10am EDT?
- 28,790 or above98%
- 29,100 or above97%
- 29,120 or above97%
+97 more outcomes
- Total Vol
- $58.4K
- 24h Vol
- $58.4K
KALSHINasdaq-100 price on Sep 15, 2026 at 11am EDT?
- 29,080 or above97%
- 28,950 or above95%
- 28,960 or above95%
+97 more outcomes
- Total Vol
- $37.7K
- 24h Vol
- $37.7K
KALSHIS&P close price end of 2026?
- 8,000 to 8,199.99+2.0pt16.5%
- 7,800 to 7,999.9915.7%
- 7,600 to 7,799.99+1.0pt11.3%
+24 more outcomes
- Total Vol
- $6.7M
KALSHINasdaq-100 price on Sep 15, 2026 at 12pm EDT?
- 28,950 or above95%
- 28,980 or above95%
- 28,990 or above95%
+97 more outcomes
- Total Vol
- $25K
- 24h Vol
- $25K
KALSHINasdaq-100 price on Sep 15, 2026 at 1pm EDT?
- 28,940 or above95%
- 28,960 or above95%
- 28,980 or above95%
+97 more outcomes
- Total Vol
- $19.5K
- 24h Vol
- $19.5K
- Nasdaq-100 close price end of 2026?
- Anthropic IPO Closing Market Cap
- OpenAI IPO Closing Market Cap
- What will AutoZone say during their next earnings call?
- Will Anthropic’s valuation hit __ by December 31?
- Nasdaq-100 price on Sep 15, 2026 at 2pm EDT?
- What will S&P 500 (SPY) hit Week of September 14 2026?
- What will Palantir Technologies Inc. (PLTR) hit Week of September 14 2026?
- What will Airbnb, Inc. (ABNB) hit Week of September 14 2026?
- What will Robinhood Markets, Inc. (HOOD) hit Week of September 14 2026?
Frequently asked questions
- What are the current odds for SPY (SPY) Up or Down on September 15??
- Polymarket prices Down at 67% as of September 15, 2026.
- When does SPY (SPY) Up or Down on September 15? resolve?
- SPY (SPY) Up or Down on September 15? is scheduled to resolve on September 15, 2026.
- How is SPY (SPY) Up or Down on September 15? settled?
- Polymarket settles this market as follows: This market will resolve to "Up" if the Close price for S&P 500 (SPY) on September 15, 2026 is higher than the Close price for S&P 500 (SPY) on the most recent prior trading day.