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Castellum Announces $32.8 Million NAVAIR Contract Modification, Increasing GTMR’s PMA-290 Special Missions Contract Ceiling to $136.2 Million

VIENNA, Va., Aug. 31, 2026 (GLOBE NEWSWIRE) -- Castellum, Inc. (NYSE-American: CTM) ("Castellum," "CTM," or the "Company"), a cybersecurity, electronic warfare, and software services company