France's planned 2026 united left primary, intended to unify candidates from groups including L'Après, Les Écologistes, Debout! and Génération.s ahead of the 2027 presidential contest, faces near-certain cancellation due to deep fractures within the broader left coalition. Key hard-left forces such as La France Insoumise opted out from the outset, while the Socialist Party and Place Publique conducted a separate vote on October 11 that delivered an outright win to Raphaël Glucksmann. Low participation expectations, procedural disputes over voter eligibility, and repeated public rejections of cross-faction alliances have prevented the event from materializing as scheduled. Traders price cancellation so heavily because these structural barriers show little sign of resolution before any potential voting window closes.