TOTAL VOLUME:

$134b

24H VOL:

$107,351,958

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,416,970,024

400,720

Markets across

30,097

events

MATCHED EVENTS:

2,633

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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S&P 500 (SPY) closes above ___ on August 21?
polymarket

S&P 500 (SPY) closes above ___ on August 21?

Volume:
$15,791

$765

 - Polymarket

$765 - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 21, 2026

Closed: Aug 21, 4:31 PM EST

polymarket

Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

$765

View
100%
51%
Yes 100¢No 0¢
0.1¢
N/A
$8,218
N/A
N/A
N/A
Settled
Yes
polymarket

$760

View
100%
11%
Yes 100¢No 0¢
0.1¢
N/A
$4,953
N/A
N/A
N/A
Settled
Yes
polymarket

$755

View
100%
2%
Yes 100¢No 0¢
0.1¢
N/A
$378
N/A
N/A
N/A
Settled
Yes
polymarket

$745

View
100%
5%
Yes 100¢No 0¢
0.1¢
N/A
$196
N/A
N/A
N/A
Settled
Yes
polymarket

$740

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$145
N/A
N/A
N/A
Settled
Yes
polymarket

$750

View
100%
2%
Yes 100¢No 0¢
0.1¢
N/A
$40
N/A
N/A
N/A
Settled
Yes
polymarket

$770

View
0%
22%
Yes 0¢No 100¢
—
N/A
$752
N/A
N/A
N/A
Settled
No
polymarket

$775

View
0%
16%
Yes 0¢No 100¢
—
N/A
$520
N/A
N/A
N/A
Settled
No
polymarket

$790

View
0%
Yes 0¢No 100¢
—
N/A
$281
N/A
N/A
N/A
Settled
No
polymarket

$785

View
0%
4%
Yes 0¢No 100¢
—
N/A
$162
N/A
N/A
N/A
Settled
No
polymarket

$780

View
0%
4%
Yes 0¢No 100¢
—
N/A
$146
N/A
N/A
N/A
Settled
No
Total markets: 11

Description

S&P 500 (SPY) closes above ___ on August 21?

Polymarket

S&P 500 (SPY) closes above ___ on August 21?