X0708 D/A LIVE 0001952511 Coller LP Secondaries - B, L.P. TRAFALGAR COURT LES BANQUES ST PETER PORT Y7 GUERNSEY GY1 3QL 44 1481 745 001 GUERNSEY None None Limited Partnership true 2022 N/A Coller International General Partner IX, L.P. Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Promoter General Partner of the Issuer (the "GP") N/A CIGP IX Limited Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Promoter General Partner of the GP N/A Coller Investment Management Limited Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Promoter Manager of the Issuer (the "Manager") Jeremy Coller Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Director Director of the Manager Helen Lamb Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Director Director of the Manager Roger Le Tissier Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Director Director of the Manager John Loveless Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Director Director of the Manager Cyril Joseph Mahon Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Director Director of the Manager Roxanne Le Prevost Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Director Director of the Manager Katy Le Huray Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Director Director of the Manager Paul McDonald Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Director Director of the Manager John Roche Trafalgar Court Les Banques St. Peter Port Y7 GUERNSEY GY1 3QL Director Director of the Manager Pooled Investment Fund Private Equity Fund false Decline to Disclose 06b 3C 3C.1 3C.7 true 0001952511-22-000001 2024-04-11 true true false 0 Morgan Stanley Smith Barney LLC 149777 Morgan Stanley Smith Barney LLC 149777 2000 Westchester Avenue Purchase NY NEW YORK 10577 All States false Merrill Lynch, Pierce, Fenner & Smith Incorporated 7691 Merrill Lynch, Pierce, Fenner & Smith Incorporated 7691 One Bryant Park New York NY NEW YORK 10036 All States false 580465082 580465082 0 Total amount sold includes capital commitments to Coller LP Secondaries - B, L.P. and other vehicles comprising Coller LP Secondaries Fund (including capital commitments made by the General Partner). false 3 12000000 true 0 This figure is aggregate across Coller LP Secondaries - B, L.P. and other vehicles comprising the Coller LP Secondaries Fund. 0 false Coller LP Secondaries - B, L.P. /s/ Roxanne Le Prevost Roxanne Le Prevost Director of the Manager 2026-05-18