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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Porto: Katherine Sebov vs Gabriela Knutson
polymarket

Who will win Porto: Sebov vs Knutson?

Volume:
$30,308

Completed Match

 - Polymarket

Completed Match - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 22, 2026

Closed: Sep 22, 11:17 AM 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
$2,426
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Katherine Sebov vs Gabriela Knutson Set Handicap +/-1.5

View
100%
3%
Yes 100¢No 0¢
0.1¢
N/A
$70
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Katherine Sebov vs Gabriela Knutson

View
0%
28%
Yes 0¢No 100¢
—
N/A
$27,812
N/A
N/A
N/A
Settled
Yes
polymarket

Porto: Katherine Sebov vs Gabriela Knutson Set 1 Winner

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

Porto: Katherine Sebov vs Gabriela Knutson Set 2 Winner

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

Porto: Katherine Sebov vs Gabriela Knutson Total Sets: O/U 2.5

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

Porto: Katherine Sebov vs Gabriela Knutson Set 1 O/U 8.5

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

Porto: Katherine Sebov vs Gabriela Knutson Set 1 O/U 9.5

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

Porto: Katherine Sebov vs Gabriela Knutson Set 1 O/U 10.5

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

Porto: Katherine Sebov vs Gabriela Knutson Set 2 O/U 8.5

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

Porto: Katherine Sebov vs Gabriela Knutson Set 2 O/U 9.5

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

Porto: Katherine Sebov vs Gabriela Knutson Set 2 O/U 10.5

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

Porto: Katherine Sebov vs Gabriela Knutson Match O/U 21.5

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

Porto: Katherine Sebov vs Gabriela Knutson Match O/U 22.5

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

Porto: Katherine Sebov vs Gabriela Knutson Match O/U 23.5

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

Porto: Katherine Sebov vs Gabriela Knutson Game Spread +/-4.5

View
100%
1%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 16

Description

This market refers to the tennis match between Katherine Sebov and Gabriela Knutson in the Porto, originally scheduled for September 21, 2026 at 6:00AM ET. This market will resolve to 'Katherine Sebov' if Katherine Sebov advances against Gabriela Knutson. This market will resolve to 'Gabriela Knutson' if Gabriela Knutson advances against Katherine Sebov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 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 Katherine Sebov and Gabriela Knutson in the Porto, originally scheduled for September 21, 2026 at 6:00AM ET. This market will resolve to 'Katherine Sebov' if Katherine Sebov advances against Gabriela Knutson. This market will resolve to 'Gabriela Knutson' if Gabriela Knutson advances against Katherine Sebov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 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 Sebov vs Knutson match tracks the current odds, price history, and 24-hour trading volume. You can see how the implied probability of different outcomes changes over time, as well as the total volume traded in this market, which currently stands at $30,293. The 24-hour volume is $30,293, indicating recent trading activity. This allows you to gauge market sentiment and potential shifts in expectations regarding the match’s outcome.

Prediction market odds often reflect the wisdom of the crowd, potentially differing from traditional sportsbook odds. Sportsbooks set lines based on their own models and often incorporate a profit margin, while this market allows traders to express their own beliefs about the likelihood of each outcome. If there's a significant discrepancy, it could indicate that the market believes a sportsbook has mispriced the event, or that new information hasn't yet been fully incorporated into sportsbook lines. It’s important to compare both to form your own informed opinion.

On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome of the Sebov vs Knutson match. The price of these shares fluctuates based on supply and demand, ultimately reflecting the collective prediction of the market participants. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The closer the match gets, the more volatile the price may become as new information emerges and traders adjust their positions. Currently, the market is indicating a certain level of confidence in a particular outcome, as shown by the share prices.

This market resolves around Sep 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Sebov vs Knutson match as reported by a recognized sports authority. The platform will then determine the winning outcome and distribute payouts to those who correctly predicted the result. Traders should monitor official sources for the match result to understand when the market will be settled.

Several signals could influence this market before resolution. Any news regarding player form, injuries to either Katherine Sebov or Gabriela Knutson, or changes in playing conditions could all shift trader sentiment. Unexpected announcements about the match schedule or venue could also have an impact. Furthermore, major upsets in other related tennis matches might cause traders to reassess their probabilities, leading to price movements in this market. Monitoring tennis news and expert analysis will be key to understanding potential catalysts.