TOTAL VOLUME:

$134.1b

24H VOL:

$113,466,932

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,423,222,590

402,751

Markets across

30,217

events

MATCHED EVENTS:

2,632

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Sports
W15 Porto Velho: Sabrina Dias vs Guisella Insfran
polymarket

W15 Porto Velho: Sabrina Dias vs Guisella Insfran

Volume:
N/A

W15 Porto Velho: Sabrina Dias vs Guisella Insfran

 - Polymarket

W15 Porto Velho: Sabrina Dias vs Guisella Insfran - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 1, 2026

Closed: Sep 1, 1:19 PM EST

polymarket

Polymarket

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran

View
100%
Yes 100¢No 0¢
0.5¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Completed Match

100%
Yes 100¢No 0¢
20¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Set 2 Winner

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Set 1 Winner

100%
Yes 100¢No 0¢
20¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Match O/U 21.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Set 1 O/U 8.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Total Sets: O/U 2.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Set 2 O/U 8.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Set Handicap +/-1.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Match O/U 22.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Set 2 O/U 9.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Set 1 O/U 9.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Set Handicap +/-1.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Set 2 O/U 10.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Match O/U 23.5

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

W15 Porto Velho: Sabrina Dias vs Guisella Insfran Set 1 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 16

Description

This market refers to the tennis match between Sabrina Dias and Guisella Insfran in the W15 Porto Velho, Main Draw, originally scheduled for September 1, 2026 at 10:30AM ET. This market will resolve to 'Sabrina Dias' if Sabrina Dias advances against Guisella Insfran. This market will resolve to 'Guisella Insfran' if Guisella Insfran advances against Sabrina Dias. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 15, 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.

Polymarket

This market refers to the tennis match between Sabrina Dias and Guisella Insfran in the W15 Porto Velho, Main Draw, originally scheduled for September 1, 2026 at 10:30AM ET. This market will resolve to 'Sabrina Dias' if Sabrina Dias advances against Guisella Insfran. This market will resolve to 'Guisella Insfran' if Guisella Insfran advances against Sabrina Dias. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 15, 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.

Frequently asked questions

Prediction market odds often differ from traditional sportsbook lines due to community-driven pricing and the inclusion of trading volume. While sportsbooks may set their lines based on analytical models and historical data, this market reflects real-time trader sentiment and can react more quickly to new information or shifts in player form.

This market resolves around Sep 8, 2026, with the outcome confirmed once the match result is verifiable from credible public reporting. The final result will be determined by the official match records, and the market will settle based on that verified information.