X0708 D LIVE 0002154022 Foss Prime Fund 2026B, LLC 50 OSGOOD PLACE, SUITE 110 SAN FRANCISCO CA CALIFORNIA 94133 4152929800 DELAWARE None None Limited Liability Company true 2026 George Meyer Barry 50 Osgood Place, Suite 110 San Francisco CA CALIFORNIA 94133 Executive Officer Director Chief Manager of the Manager of the Issuer Investing Decline to Disclose 06b false 2026-09-02 false true false 0 Orchard Securities LLC 133378 None None 365 S. Garden Grove Ln Suite 100 Pleasant Grove UT UTAH 84062 AZ ARIZONA false Indefinite 12607197 Indefinite false 1 90000 true 0 0 false Foss Prime Fund 2026B, LLC /s/ George M. Barry George M. Barry Chief Manager of the Manager of the Issuer 2026-09-09