Siniakov vs Oetzbach

This market covered the professional tennis match between Daniel Siniakov and Adrian Oetzbach in the quarterfinal of the 2026 M25+H Kassel event. On Kalshi, a Yes on Siniakov paid out only if he won the match after a ball had been played; a walkover or cancellation before play began would have resolved all outcomes at $0.50. Azuro additionally offered a range of side markets on totals, handicaps, and even/odd game counts. By the snapshot, the moneyline was effectively settled. Kalshi priced Adrian Oetzbach as the overwhelming favourite at 99.0%, with Daniel Siniakov at just 1.0%, on volume near $979,721. Azuro's moneyline, by contrast, showed Oetzbach at only 27.3% and Siniakov at 80.0% — a gap of more than 70 points on the same outcome — but on zero recorded volume and liquidity, suggesting stale or unadjusted quotes rather than a genuine disagreement. Around the moneyline, Azuro's derivative lines clustered near coin-flip territory, with the Siniakov +1.5 game handicap at 92.6% standing out as consistent with a heavy Oetzbach favourite. Overall, the liquid Kalshi book treated Oetzbach as an all-but-certain winner, while Azuro's untraded quotes point in the opposite direction.