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Jessica Marmorstein vs Sydney-Nicole Clarke: who will win?

Settled: Jessica Marmorstein

Decided by consensus of credible reporting

Result posted: Mon Nov 9, 9:48 PM

Trading stopped on Polymarket: Mon Nov 9, 9:48 PM ET

Research, not financial advice. Prices from Polymarket’s international site, not available in the US.

The short version

Jessica Marmorstein and Sydney-Nicole Clarke play a match in W50 Chihuahua, scheduled for November 9, 2026 at 4:00 PM ET.

Possible results

Jessica MarmorsteinJessica Marmorstein wins and moves on.Yes
What has to happen
Jessica Marmorstein advances against Sydney-Nicole Clarke.
Sydney-Nicole ClarkeSydney-Nicole Clarke wins and moves on.No
What has to happen
Sydney-Nicole Clarke advances against Jessica Marmorstein.

The one trap

If the match is canceled, ends in a tie, or still has no winner by November 23, 2026, the market settles 50-50 and every share pays 50¢.

See all fine print

If a player stops partway through (retires), or is defaulted or disqualified, the player who moves on wins the market.
If a player pulls out before the match starts (a walkover), the market settles 50-50.

View rules on Polymarket (international site, not available to US residents)

Show details for experienced traders

The details

Rule note: the official resultNo single official source

Fine-print risk

Low (20/100)

settles on the condition as written

Official source: settlement runs on Consensus of credible reporting (no single named data provider). Has no single feed: settlement relies on consensus reporting. No recorded moves for this market yet.
Fine print: Settles on the official final result as played. Cancellations follow the stated fallback. Deadline: Mon, Nov 9, 2026, 4:00 PM ET.

Source named: Consensus of credible reporting (not a tracked official feed, no release history)

Standardized read of public order book, official-source and contract-rule data, identical for every viewer. It describes the data and is not a recommendation. The venue’s published rules control settlement.

Show 2 smaller price or trading-volume entries

Trading rose to about 7 times the usual hourly amount.
6h ago
Trading rose to about 7 times the usual hourly amount.
6h ago

Key lines from the rules (Polymarket)

“The primary resolution source will be official information from the International Tennis Federation (ITF).”
“If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 23, 2026, 11:59…”
“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…”

View rules on Polymarket (international site, not available to US residents)

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