Luz Rivas, the Democratic incumbent, holds an 86.5% implied probability in the CA-29 general election market after securing first place in the June 2026 primary with 51% of the vote. The top-two primary format advanced her alongside challenger Angélica María Dueñas, who received 24.9%, into the November 3, 2026, contest in this heavily Democratic Los Angeles-area district. Dueñas sits at 13.5%. Trader pricing reflects Rivas’s established incumbency, primary margin, and the structural barriers facing any intra-party challenge in a seat where Democratic nominees historically prevail by wide margins. No major new endorsements, fundraising shifts, or external events have altered the positioning since primary results finalized.