Rebeka Masarova vs Isabella Maria Serban Prediction (Sep 23, 2026)
Result: Rebeka Masarova won. We gave Rebeka Masarova 85% before the match, so our pick (Rebeka Masarova) was right.
Brier score (lower is better): ours 0.022, market six hours out 0.014.
| Our model | Rebeka Masarova 85% · Isabella Maria Serban 15% |
| Market price at our call | Rebeka Masarova 88% |
| Event | 125K Tolentino · Clay |
| Scheduled start | Wed Sep 23, 2026, 09:00 AM ET |
| Call logged | 2026-09-22 22:13 UTC (before first serve) |
Every call we make is logged before the match and graded after it. See the live tennis board, the full match list and our public track record.
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