The upcoming December 6, 2026, presidential election in Guinea-Bissau follows the November 2025 coup that annulled voting and installed transitional leader General Horta Inta-A Na Man after preliminary results had favored opposition candidate Fernando Dias da Costa over then-incumbent Umaro Sissoco Embaló. This history of military intervention, combined with the exclusion of major parties like PAIGC from the ballot and their subsequent endorsement of Dias da Costa, has produced a highly fragmented field of more than a dozen contenders. Trader sentiment remains compressed around the top two names because no single figure has consolidated broad coalitions or secured decisive institutional backing amid ongoing regional mediation by ECOWAS and concerns over an August 30 constitutional referendum that could reshape executive powers. The crowded candidate list, lingering effects of post-coup detentions and transitional restrictions, and absence of fresh polling or major endorsements keep probabilities tightly bunched; clearer separation would likely require referendum results, new alliances, or verifiable shifts in military or opposition positioning before December.