X0708 D LIVE 0002150457 18W 2026 Opportunity Fund I, L.P. 1 FERRY BUILDING, SUITE 201 SAN FRANCISCO CA CALIFORNIA 94111 206-578-3309 DELAWARE None None Limited Partnership true 2026 N/A 18 West GP I, LLC 1 Ferry Building, Suite 201 San Francisco CA CALIFORNIA 94111 Director General Partner of the Issuer Zachary Greenberg 1 Ferry Building, Suite 201 San Francisco CA CALIFORNIA 94111 Director Managing Partner of the General Partner of the Issuer Adam Klotz 1 Ferry Building, Suite 201 San Francisco CA CALIFORNIA 94111 Director Managing Partner of the General Partner of the Issuer Pooled Investment Fund Venture Capital Fund false Decline to Disclose 06b 3C 3C.1 false true false true false 0 260000 0 260000 false 0 0 0 0 false 18W 2026 Opportunity Fund I, L.P. /s/ Zachary Greenberg Zachary Greenberg Managing Partner of the General Partner of the Issuer 2026-09-17