X0708 D LIVE 0002156492 LV Cosine a Series of CGF2021 LLC 2093 PHILADELPHIA PIKE 5885 CLAYMONT DE DELAWARE 19703 (360) 946-0604 DELAWARE None None Limited Liability Company true 2026 LLC Longbrook Capital 1007 North Orange Street 4th floor 446 Wilmington DE DELAWARE 19801 Executive Officer Pooled Investment Fund Venture Capital Fund false Decline to Disclose 06b 3C 3C.1 false 2026-09-23 false true false 0 512500 512500 0 false 2 0 0 12250 This amount represents a cost to cover fund organizational and operating expenses. false LV Cosine a Series of CGF2021 LLC /s/ Andrew Gale Andrew Gale Manager 2026-09-23