TOTAL VOLUME:

$134.2b

24H VOL:

$129,159,707

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,442,132,418

404,744

Markets across

30,489

events

MATCHED EVENTS:

2,691

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Porto: Erika Andreeva vs Reese Brantmeier
polymarket

What is the result of Erika Andreeva vs Reese Brantmeier?

Volume:
$237,722

Completed Match

 - Polymarket

Completed Match - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 22, 2026

Closed: Sep 22, 2:26 PM EST

polymarket

Polymarket

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

Completed Match

View
100%
1%
Yes 100¢No 0¢
0.1¢
N/A
$2,586
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Set Handicap +/-1.5

100%
1%
Yes 100¢No 0¢
0.1¢
N/A
$17
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Match O/U 21.5

100%
51%
Yes 100¢No 0¢
0.1¢
N/A
$7
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Set 1 O/U 8.5

100%
2%
Yes 100¢No 0¢
0.1¢
N/A
$5
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier

0%
44%
Yes 0¢No 100¢
—
N/A
$235,092
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Set 1 Winner

0%
46%
Yes 0¢No 100¢
—
N/A
$5
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Total Sets: O/U 2.5

0%
97%
Yes 0¢No 100¢
—
N/A
$5
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Set Handicap +/-1.5

0%
97%
Yes 0¢No 100¢
—
N/A
$5
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Set 2 Winner

0%
98%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Set 1 O/U 9.5

0%
47%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Set 1 O/U 10.5

0%
98%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Set 2 O/U 8.5

100%
1%
Yes 100¢No 0¢
18¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Set 2 O/U 9.5

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

Porto: Erika Andreeva vs Reese Brantmeier Set 2 O/U 10.5

100%
1%
Yes 100¢No 0¢
1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Match O/U 22.5

0%
93%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Match O/U 23.5

0%
94%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Erika Andreeva vs Reese Brantmeier Game Spread +/-1.5

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 17

Description

This market refers to the tennis match between Erika Andreeva and Reese Brantmeier in the Porto, originally scheduled for September 22, 2026 at 10:30AM ET. This market will resolve to 'Erika Andreeva' if Erika Andreeva advances against Reese Brantmeier. This market will resolve to 'Reese Brantmeier' if Reese Brantmeier advances against Erika Andreeva. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 6, 2026, 11:59 PM ET (14 days after the scheduled start), 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.

Polymarket

This market refers to the tennis match between Erika Andreeva and Reese Brantmeier in the Porto, originally scheduled for September 22, 2026 at 10:30AM ET. This market will resolve to 'Erika Andreeva' if Erika Andreeva advances against Reese Brantmeier. This market will resolve to 'Reese Brantmeier' if Reese Brantmeier advances against Erika Andreeva. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 6, 2026, 11:59 PM ET (14 days after the scheduled start), 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.

Frequently asked questions

On Polymarket, the dashboard for the Andreeva vs Brantmeier match tracks the current odds, price history, and 24-hour trading volume. You can see how traders are assessing the likelihood of each outcome in real-time. Currently, the total volume for this market is $237,714, with $237,722 traded in the last 24 hours. The dashboard provides a visual representation of how the market has moved over time, helping you understand the sentiment surrounding this tennis match. It's a central place to monitor the evolving predictions for this event.

Prediction market odds often reflect the wisdom of the crowd, potentially offering a different perspective than traditional sportsbooks. Sportsbooks set their lines based on their own models and risk management, while this market aggregates the beliefs of many individual traders. Discrepancies can arise due to differing information, biases, or simply varying interpretations of the same data. It’s common to see prediction markets move faster to incorporate new information, especially if it contradicts initial sportsbook assessments. Comparing the two can be a useful exercise for informed decision-making.

On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in the outcome. The price of a share directly corresponds to the probability of that outcome occurring. As more traders buy shares in a particular outcome, its price increases, reflecting a higher perceived chance of success. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market is driven by supply and demand; if many traders believe Erika Andreeva will win, the shares representing her victory will become more expensive. This dynamic pricing ensures the market reflects the collective intelligence of its participants.

This market resolves around Sep 29, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Erika Andreeva vs Reese Brantmeier match as reported by a recognized tennis authority. The platform will verify the result against established sources to determine the winning outcome. Traders who correctly predicted the result will be paid out according to the final share price at the time of resolution. It’s important to monitor the event closely as the resolution date approaches.

Several factors could influence the price movement of this market. Any news regarding player form, injuries, or changes to playing conditions could significantly shift trader sentiment. Unexpected upsets in other matches leading up to this one might also impact perceptions of player momentum. Furthermore, real-time updates during the match itself – such as a dominant early performance by one player – could cause rapid price adjustments. Keep an eye on tennis news and live match updates for potential catalysts that could affect the outcome of this market.