0001020214 2026-07-30 2026-07-30 false 0001020214 8-K 2026-07-30 CERUS CORPORATION DE 000-21937 68-0262011 1220 Concord Avenue, Suite 600 Concord CA 94520 925 288-6000 false false false false Common Stock, par value $0.001 per share CERS NASDAQ false