Porsche Tennis Grand Prix: Jelena Ostapenko vs Mirra Andreeva
Prediction market · Polymarket
Overview
This market refers on the tennis match between Jelena Ostapenko and Mirra Andreeva in the Porsche Tennis Grand Prix, scheduled for April 13 at 4:00AM ET. This market will resolve to 'Jelena Ostapenko' if Jelena Ostapenko advances against Mirra Andreeva. This market will resolve to 'Mirra Andreeva' if Mirra Andreeva advances against Jelena Ostapenko. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.
Ticker
wta-ostapen-andreev-2026-04-13
Volume
11.0K
24h volume
11.0K
1w volume
11.0K
Open interest
10.9K
Liquidity
74.3K
Liquidity CLOB
74.3K
Start
Apr 11, 2026
End
Apr 20, 2026
Status
Active
Access
Restricted
Created
Apr 13, 2026
Resolution source
https://www.wtatennis.com/scores
Event ID
369006
Slug
wta-ostapen-andreev-2026-04-13
Markets
10
Raw event data
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"question": "Set 1 Winner: Ostapenko vs Andreeva",
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"description": "This market refers to the tennis match between Jelena Ostapenko and Mirra Andreeva in the Porsche Tennis Grand Prix, scheduled for April 13 2026.\nThis market will resolve to “Ostapenko” if Jelena Ostapenko wins the first set. It will resolve to “Andreeva” if Mirra Andreeva wins the first set.\nIf the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50.\nIf the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.\nResolution will be based on official WTA match statistics.",
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"context_description": "Mirra Andreeva rides high into the Porsche Tennis Grand Prix round of 32 after clinching her second WTA title of 2026 in Linz, rallying from a set down against Anastasia Potapova on indoor hard courts, showcasing her resilience and baseline prowess on her favored clay surface where she reached the 2024 Roland Garros semifinals. Defending champion Jelena Ostapenko, a 2017 French Open winner with a dominant 2025 Stuttgart final victory over Aryna Sabalenka (6-4, 6-1), holds strong indoor clay credentials but arrives off a Linz second-round upset loss to Elena-Gabriela Ruse following a gritty win over Alexandra Eala. With no head-to-head history, Ostapenko's experience and surface edge counter Andreeva's momentum in this first-round clash on April 13; no injury concerns reported.",
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}- Ostapenko vs. Andreeva: Set 1 Games O/U 9.5Vol —Liq 56End Apr 20, 2026OpenOrder book
- Set Handicap: Andreeva (-1.5) vs Ostapenko (+1.5)Vol 198Liq 2.0KEnd Apr 20, 2026OpenOrder book
- Ostapenko vs. Andreeva: Set 1 Games O/U 8.5Vol —Liq 501End Apr 20, 2026OpenOrder book
- Ostapenko vs. Andreeva: Match O/U 21.5Vol —Liq 2.1KEnd Apr 20, 2026OpenOrder book
- Ostapenko vs. Andreeva: Match O/U 22.5Vol —Liq 1.9KEnd Apr 20, 2026OpenOrder book
- Set 1 Winner: Ostapenko vs AndreevaVol —Liq 3.0KEnd Apr 20, 2026OpenOrder book
- Ostapenko vs. Andreeva: Match O/U 23.5Vol —Liq 1.8KEnd Apr 20, 2026OpenOrder book
- Jelena Ostapenko vs. Mirra Andreeva: Total Sets O/U 2.5Vol —Liq 3.1KEnd Apr 20, 2026OpenOrder book
- Ostapenko vs. Andreeva: Set 1 Games O/U 10.5Vol —Liq 1.0KEnd Apr 20, 2026OpenOrder book
- Porsche Tennis Grand Prix: Jelena Ostapenko vs Mirra AndreevaVol 10.8KLiq 62.6KEnd Apr 20, 2026OpenOrder book