Shanghai Rolex Masters (Doubles): Buse/Vallejo vs Andreozzi/Guinard
By PolySays EditorialReporting published Editorial method
This market refers to the doubles tennis match between Buse/Vallejo and Andreozzi/Guinard in the Shanghai Rolex Masters, originally scheduled for October 9, 2026 at 10:00PM ET.
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- Current leader
- 100%
- Largest 24h move
- +51.0 pp
- 24h volume
- 1.1K
- Liquidity
- 0
Top candidates
8 outcomes
Buse/Vallejo vs. Andreozzi/Guinard: Match O/U 22.5
100%
+51.0 pp 24h
Buse/Vallejo vs. Andreozzi/Guinard: Match O/U 21.5
100%
+50.5 pp 24h
Shanghai Rolex Masters: Completed Match: Buse/Vallejo vs Andreozzi/Guinard
100%
+50.0 pp 24h
Buse/Vallejo vs. Andreozzi/Guinard: Set 1 Games O/U 8.5
100%
+41.5 pp 24h
Set 1 Winner: Buse/Vallejo vs Andreozzi/Guinard
100%
+40.6 pp 24h
Show all outcomes
Buse/Vallejo vs. Andreozzi/Guinard: Match O/U 23.5
0%
-48.5 pp
Buse/Vallejo vs. Andreozzi/Guinard: Set 1 Games O/U 9.5
0%
-39.5 pp
Buse/Vallejo vs. Andreozzi/Guinard: Set 1 Games O/U 10.5
0%
-39.5 pp
Market rules, made readable
Official descriptionHow this market is decided
This market refers to the doubles tennis match between Buse/Vallejo and Andreozzi/Guinard in the Shanghai Rolex Masters, originally scheduled for October 9, 2026 at 10:00PM ET. This market will resolve to 'Buse/Vallejo' if the team of Buse/Vallejo advances against Andreozzi/Guinard. This market will resolve to 'Andreozzi/Guinard' if the team of Andreozzi/Guinard advances against Buse/Vallejo.
If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 23, 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances.
Read the complete resolution rules
If the match ends in a walkover (a team 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 ATP Tour. A consensus of credible reporting may also be used.
Living timeline · 1 significant update
Buse/Vallejo vs. Andreozzi/Guinard: Set 1 Games O/U 8.5 — probability falls to 50%
Odds chart
Candidate probability over time
Latest chart observation: . Reporting is updated separately.
Story so far
Published updateThe tracked probability fell to 50%, down 49.5 percentage points from 99.5% in the latest observation window. The price decrease is recorded; its cause remains unverified.
This summary reflects the reporting below. Market odds can change between published updates.
Latest published update
Published
Buse/Vallejo vs. Andreozzi/Guinard: Set 1 Games O/U 8.5 — probability falls to 50%
The tracked probability fell to 50%, down 49.5 percentage points from 99.5% in the latest observation window. The price decrease is recorded; its cause remains unverified.
Why this matters
Market moves can show where expectations are changing. PolySays adds the source trail so the price is not treated as proof on its own.
Known catalysts
- No confirmed catalyst is recorded in this summary.
Unresolved questions
- Watch for official league or team updates, roster or availability news, and whether later observations hold the new level.
People and institutions to watch
Nothing specific is being tracked yet.
Source trail
No public sources are attached yet.
Living timeline
Significant updates
The market data establishes the size and direction of the change. A dated source addressing the exact contract would be needed to add an explanation.
What changed
Probability moved from 99.5% to 50% (-49.5 percentage points). Observations were 29 minutes 39 seconds apart: 2026-10-09 05:12:45 UTC to 2026-10-09 05:42:23 UTC.
What to watch next
Watch for official league or team updates, roster or availability news, and whether later observations hold the new level.
Sources
No external sources are attached yet.
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