X0708 D LIVE 0002140501 Decimus Defense Fund LLC - Series 12 8 THE GREEN SUITE 13283 DOVER DE DELAWARE 19901 734-657-7797 DELAWARE None None Limited Liability Company true 2023 Andrew Clausnitzer 8 The Green Suite 13283 Dover DE DELAWARE 19901 Director Pooled Investment Fund Venture Capital Fund false Decline to Disclose 06b false 2026-04-10 false true false 0 364510 364510 0 false 8 0 0 0 false Decimus Defense Fund LLC - Series 12 Jared Snow Jared Snow Chief of Staff 2026-06-12