Nkarta Inc (NKTX)

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Data @ CC > 8:00AM EST

NKX101 – 3 of 5 patients with relapsed / refractory AML treated with a three-dose regimen consisting of 1B or 1.5B CAR NK cells per dose achieved complete response with full hematologic recovery (60% CR rate); 2 of 3 CRs are MRD negative

NKX019 – 5 of 6 patients with relapsed / refractory NHL treated with a three-dose regimen consisting of 1B CAR NK cells per dose achieved response (83% ORR) and 3 of 6 achieved complete response (50% CR rate); responses included DLBCL

No cytokine release syndrome (CRS), neurotoxicity or graft versus host disease (GvHD) reported for either program

Higher dose regimen of 1.5 billion x 3 doses of CAR NK cells is being evaluated in both programs

Updated data will be submitted for presentation at a future medical meeting

Conference call scheduled for today, April 25 at 8:00 am ET