-- Single dose of CB-011 produced deep, durable responses in heavily pretreated, BCMA-naïve patients with r/r MM: 83% CR rate, 91% MRD negativity, and 50% of patients in ≥CR at 15 months --

-- Case study of a patient who previously received an anti-BCMA CAR-T showed an early complete response that was ongoing as of the data cutoff date --

-- EHA oral presentation scheduled for Sunday, June 14, 2026, at 11:00am CEST --

-- CaMMouflage phase 1 initial dose expansion data in BCMA-naïve and BCMA-exposed patients expected in H2 2026 --

BERKELEY, Calif., June 11, 2026 (GLOBE NEWSWIRE) -- Caribou Biosciences, Inc. (NASDAQ:CRBU), a leading clinical-stage CRISPR genome-editing biopharmaceutical company, today reported longer follow up data for the ongoing CaMMouflage phase 1 trial of CB-011, the Company's off-the-shelf BCMA-targeted CAR-T cell therapy, being evaluated for relapsed or refractory multiple myeloma (r/r MM). A single dose of CB-011 produced early, deep, and durable responses in a high-risk, heavily pretreated BCMA-naïve patient population. The Company also reported a case study of a patient previously treated with an approved autologous CAR-T cell therapy who achieved an early complete response after treatment with CB-011. These data are being presented during an oral presentation at the 2026 European Hematology Association (EHA) Annual Meeting, taking place June 14, 2026, at 11:00am CEST, in Stockholm, Sweden.

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