Therese Terlaje holds a commanding lead in trader assessments for the August 1, 2026, Democratic primary for Guam governor, reflecting her strong name recognition as a territorial senator and former legislative speaker. Josh Tenorio, the sitting lieutenant governor, and Joe S. San Agustin, another senator, trail amid an open-seat race created by term limits on the incumbent. An earlier poll showed Terlaje ahead, consistent with her record of high vote totals in recent legislative contests. With filing complete and roughly six weeks until primary day, limited new campaign developments have emerged to shift positioning, leaving the current implied probabilities shaped primarily by established voter familiarity and prior electoral performance among the three declared tickets.