FMI opines the Prussian blue cathode precursors market was valued at USD 151.4 million in 2025. Demand is expected to advance to USD 185.5 million in 2026 and USD 1,412.0 million by 2036. Iron-based PBAs are poised to lead by precursor type with 55.0% share in 2026 and sodium-ion batteries are estimated to lead by battery type with 88% in 2026.