TOTAL VOLUME:

$134.2b

24H VOL:

$126,324,530

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,434,646,834

406,019

Markets across

30,401

events

MATCHED EVENTS:

2,689

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Miami Open: Jelena Ostapenko vs Dayana Yastremska
polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska

Volume:
$91,428

Miami Open: Jelena Ostapenko vs Dayana Yastremska

 - Polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska - Polymarket

1W

News

Positive

Negative

Neutral

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Vol.

·

Resolved Mar 21, 2026

Closed: Mar 27, 1:00 PM EST

polymarket

Polymarket

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Outcome
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Chance %
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Liquidity
Volume
24h
7d
Open Interest
Ends in
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polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska

View
100%
Yes 100¢No 0¢
—
N/A
$83,487
N/A
N/A
N/A
Settled
Yes
polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska Set Handicap +/-1.5

100%
Yes 100¢No 0¢
—
N/A
$5,843
N/A
N/A
N/A
Settled
Yes
polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska Set 1 Winner

100%
Yes 100¢No 0¢
—
N/A
$481
N/A
N/A
N/A
Settled
Yes
polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska Set 1 O/U 8.5

100%
Yes 100¢No 0¢
—
N/A
$226
N/A
N/A
N/A
Settled
Yes
polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska Set 1 O/U 9.5

100%
Yes 100¢No 0¢
—
N/A
$182
N/A
N/A
N/A
Settled
Yes
polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska Set 1 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
$323
N/A
N/A
N/A
Settled
No
polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska Total Sets: O/U 2.5

0%
Yes 0¢No 100¢
—
N/A
$319
N/A
N/A
N/A
Settled
No
polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska Match O/U 23.5

0%
Yes 0¢No 100¢
—
N/A
$219
N/A
N/A
N/A
Settled
No
polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska Match O/U 21.5

0%
Yes 0¢No 100¢
—
N/A
$177
N/A
N/A
N/A
Settled
No
polymarket

Miami Open: Jelena Ostapenko vs Dayana Yastremska Match O/U 22.5

0%
Yes 0¢No 100¢
—
N/A
$171
N/A
N/A
N/A
Settled
No
Total markets: 10

Description

This market refers on the tennis match between Jelena Ostapenko and Dayana Yastremska in the Miami Open, scheduled for March 20 at 1:00PM ET. This market will resolve to 'Jelena Ostapenko' if Jelena Ostapenko advances against Dayana Yastremska. This market will resolve to 'Dayana Yastremska' if Dayana Yastremska advances against Jelena Ostapenko. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.