Market snapshot: Oct 29, 2026, 12:00 AM UTC. Prices may have changed since this snapshot.

GroupKALSHI

Event GroupKALSHISports

Poulsen O / Slavic vs Reyes-Varela M / Stalder

Reported volume

K 0 contracts

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Trade on Kalshi

Poulsen O / Slavic vs Reyes-Varela M / Stalder

Vol

K 0 contracts

Events

Markets

Kalshi

Current odds

Snapshot from Oct 29, 2026, 12:00 AM UTC

As of Oct 29, 2026, 12:00 AM UTC, the highest-priced outcome on Kalshi is Oskar Brostrom Poulsen / Nikola Slavic at 46.5%.

Kalshi

Oskar Brostrom Poulsen / Nikola Slavic46.5%
Miguel Angel Reyes-Varela / Reese Stalder43.5%

Yes prices. They are not order quotes; check each platform's rules, fees and live prices before trading.

Price ChartContract price history

2 markets tracked

Historical observations can differ from current quotes. Kalshi points are hourly trade averages.

Saved prices are comparisons, not executable quotes. A price difference does not establish arbitrage. Check both contracts, live order prices, fees and available size.

Oskar Brostrom Poulsen / Nikola Slavic wins

No data available

Single-Platform Markets(2)

Market	Platform	Price
Oskar Brostrom Poulsen / Nikola Slavic wins	Kalshi	46.5%
Miguel Angel Reyes-Varela / Reese Stalder wins	Kalshi	43.5%

Rules & Resolution

Saved matching review

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A saved event match does not establish identical settlement. Pair reviews appear with each price comparison.

AI Analysis

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K 0 contracts

Reported volume · provider units

Saved contracts

Same-question pairs

Source snapshot: Oct 29, 2026, 12:00 AM UTC

About This Event

Poulsen O / Slavic vs Reyes-Varela M / Stalder (Oct 28) If X / Y wins the Poulsen O / Slavic vs Reyes-Varela M / Stalder professional tennis match in the 2026 ATP Challenger Sioux Falls Round Of 16 after a ball has been played, then the market resolves to Yes. The following market refers to the Poulsen O / Slavic vs Reyes-Varela M / Stalder professional tennis match in the 2026 ATP Challenger Sioux Falls Round Of 16 after a ball has been played. If the match does not occur, signaled by a ball being played, due to a player injury, walkover, forfeiture, or any other cancellation, all before the match starts, the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished, within two weeks. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners. This market will close and expire after a winner is declared.

AI-generated analysis based on market data. Not financial advice.

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Event: Poulsen O / Slavic vs Reyes-Varela M / Stalder
Source snapshot: Oct 29, 2026, 12:00 AM UTC
Reported event volume (provider units): K 0 contracts
Coverage: 2 of 2 saved contracts included.
Prices are saved observations, not executable quotes. Listed close dates do not promise settlement or payout time.

Contract: Miguel Angel Reyes-Varela / Reese Stalder wins
Provider: kalshi; ID: kalshi-KXATPCHALLENGERDOUBLES-26OCT28POUSLAREYSTA-REYSTA; status: active
Source: https://kalshi.com/markets/kxatpchallengerdoubles-26oct28pouslareysta
Observed: Oct 29, 2026, 12:00 AM UTC
Listed close: Nov 11, 2026, 8:50 PM UTC
Reported volume: 0 contracts
Outcome Yes: 43.5%; 24h change unavailable
Outcome No: 56.5%; 24h change unavailable
Saved rules: If Miguel Angel Reyes-Varela / Reese Stalder wins the Poulsen O / Slavic vs Reyes-Varela M / Stalder professional tennis match in the 2026 ATP Challenger Sioux Falls Round Of 16 after a ball has been played, then the market resolves to Yes. Secondary rules: The following market refers to the Poulsen O / Slavic vs Reyes-Varela M / Stalder professional tennis match in the 2026 ATP Challenger Sioux Falls Round Of 16 after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after a winner is declared.

Contract: Oskar Brostrom Poulsen / Nikola Slavic wins
Provider: kalshi; ID: kalshi-KXATPCHALLENGERDOUBLES-26OCT28POUSLAREYSTA-POUSLA; status: active
Source: https://kalshi.com/markets/kxatpchallengerdoubles-26oct28pouslareysta
Observed: Oct 29, 2026, 12:00 AM UTC
Listed close: Nov 11, 2026, 8:50 PM UTC
Reported volume: 0 contracts
Outcome Yes: 46.5%; 24h change unavailable
Outcome No: 53.5%; 24h change unavailable
Saved rules: If Oskar Brostrom Poulsen / Nikola Slavic wins the Poulsen O / Slavic vs Reyes-Varela M / Stalder professional tennis match in the 2026 ATP Challenger Sioux Falls Round Of 16 after a ball has been played, then the market resolves to Yes. Secondary rules: The following market refers to the Poulsen O / Slavic vs Reyes-Varela M / Stalder professional tennis match in the 2026 ATP Challenger Sioux Falls Round Of 16 after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after a winner is declared.

Saved cross-platform review:
No exact pair with two valid binary Yes prices is available for comparison.

Explain the named outcomes, material rule/deadline differences, and evidence limits. Keep Polymarket dollar volume separate from Kalshi contract counts. Do not average unrelated contracts, infer missing prices or changes, or describe unreviewed/related pairs as equivalent. Distinguish listed prices from executable bid/ask prices, fees and available size. Do not invent current news, confidence scores or settlement guarantees. Cite the provided source links and identify what further evidence would be needed.

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AI-written background. References identify the evidence used; Wikipedia links under Learn More are additional reading. Prices and provider rules are dated snapshots. This is not financial advice.

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