New late-breaking data presented today at ASN Kidney Week 2026 QUELIMMUNE (SCD-PED) treatment group demonstrates statistically significant higher survival in the primary analysis at Day 60, Day 90, and at hospital discharge versus comparator cohort No device-related adverse events (AEs) occurred in patients treated with QUELIMMUNE DENVER, Oct. 22, 2026 (GLOBE NEWSWIRE) -- SeaStar Medical Holding Corporation (Nasdaq: ICU), a commercial-stage healthcare company focused on transformational treatments for critically ill patients facing organ failure and potential loss of life, announced today new positive data from the late-breaking presentation at ASN Kidney Week 2026 in Denver, Colorado. The late-breaking poster, titled “Improved Outcomes in Pediatric Sepsis-Associated (SA) AKI: Comparison of the Selective Cytopheretic Device for Pediatrics (SCD-PED) Surveillance Registry (SAVE) with a Historical Cohort,” compared survival in QUELIMMUNE (SCD-PED)-treated critically ill pediatric patients from its post-approval SAVE registry and one non-registry patient with life-threatening acute kidney injury (AKI) and sepsis requiring CRRT (QUELIMMUNE SCD-PED cohort) with clinically aligned cohorts from Kids' Inpatient Database (KID), the largest publicly available, all-payer pediatric inpatient care database in the United States representing broad clinical complexity.