X0708 D LIVE 0002129941 FCP Venture X QP LLC, Series XIX 425 BROADHOLLOW ROAD SUITE 325 MELVILLE NY NEW YORK 11747 646-292-5001 DELAWARE None None Limited Liability Company true 2026 Joon Rhee 425 BROADHOLLOW ROAD SUITE 325 MELVILLE NY NEW YORK 11747 Executive Officer Manager of the Manager. Pooled Investment Fund Private Equity Fund false Decline to Disclose 06b 3C 3C.7 false 2026-04-17 false true false 25000 Arete Wealth Management, LLC 44856 None None 1115 West Fulton Market 3rd Floor Chicago IL ILLINOIS 60607 All States false 30000000 20793000 9207000 false 103 2079300 true 0 true 519825 true Represents a management fee payable to FCP Partners LLC. false FCP Venture X QP LLC, Series XIX /s/ Joon Rhee Joon Rhee Manager of the Manager 2026-06-09