California's housing affordability challenges and the self-funding structure of Proposition 37 drive current trader sentiment on the November 3, 2026 ballot. The initiative statute, which qualified for the ballot after strong signature collection in early 2026, authorizes the California Housing Finance Agency to issue up to $25 billion in revenue bonds for second mortgages covering up to 17% of purchase prices on eligible new or converted homes for middle-income buyers meeting residency, income, and down-payment rules. Bonds would be repaid through borrower payments with no direct state fiscal impact. The measure faces limited organized opposition alongside a separate legislative housing bond, contributing to the modest 58.5% implied probability for passage as voters weigh targeted homeownership support against multiple bond proposals.