Predictions › Indexes What will S&P 500 (SPY) hit in October 2026? Polymarket Closes Oct 31 · $89.3K traded · prices read 24 min ago
Traders see an even chance of trading as high as $789.24 and as low as $763.65 .
Reaches $780 86% Reaches $790 47% Reaches $800 22% Reaches $810 8% Reaches $820 3% Reaches $830 2% Reaches $840 2% Falls to $770 70% Falls to $760 39% Falls to $750 18% Falls to $740 10% Falls to $730 8% Falls to $720 6% Falls to $710 2% Falls to $700 2% Already reached: ↑ $780, ↑ $770, ↓ $760, ↑ $770, ↑ $770, ↓ $780
Falls to $760: 39% on Oct 13, 39% now.
Each outcome's chance over time, from its prices on Polymarket.
Traders see an even chance of trading as high as $783.17 and as low as $771.20 .
Reaches $780 76% Reaches $785 35% Reaches $790 13% Reaches $795 4% Falls to $775 77% Falls to $770 42% Falls to $765 18% Falls to $760 6%
$750 $810
Median $777.18 Middle half $774.64 – $779.49 Above today's price 40%
7,375 8,125
Median 7,823 Middle half 7,616 – 8,096 Above today's price 64%
Traders see an even chance of trading as high as 8,100 and as low as 7,345 .
Reaches 8,000 59% Reaches 8,200 42% Reaches 8,600 8% Reaches 9,000 5% Falls to 7,400 60% Falls to 7,200 24% Falls to 7,000 21% Falls to 6,200 9% Already reached: ↑ $7,800, ↑ $7,600, ↑ $7,400, ↓ $6,600, ↓ $6,400
3,800 9,200
Median 7,900 Middle half 7,528 – 8,141 Above today's price 59%
5,500 8,500
Median 7,672 Middle half 7,113 – 8,157 Above today's price 44%
Odds are traders' prices on Kalshi and Polymarket, not forecasts by 4Search. Read from the venues just now. Prices may be delayed up to 15 min. Not investment advice.
Settles on Pyth price feed
Trading closes Oct 31, 2026 11:59 PM ET
Traded $89.3K traded
Prices read 24 min ago
Followed since Oct 12, 2026
The full rules are on the market's page at Polymarket .
Reading the odds Each price is the market's probability: a contract at 84¢ that pays $1 if the outcome happens means traders give it an 84% chance. The number shown is the midpoint between the best bid and offer, or the last trade when they are more than ten cents apart.
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Market data is provided for information only and comes from free public sources. Prices may be delayed up to 15 minutes; data may be incomplete or inaccurate. Nothing on this page is investment advice or a recommendation to buy or sell any security. News and coverage analytics are drawn from the 4Search index. Terms of use .