X0708 D/A LIVE 0001504533 Marshall Wace Funds LP - MW Eureka (US) Fund C/O MARSHALL WACE (GP1) LTD. MAPLES CORPORATE SERVICES LIMITED GRAND CAYMAN E9 CAYMAN ISLANDS KY1-1104 345-943-3100 DELAWARE None MW Eureka (US) Fund Other Segregated sub-fund of limited partnership true - Marshall Wace (GP1) Ltd C/O MARSHALL WACE (GP1) LTD. MAPLES CORPORATE SERVICES LIMITED George Town, Grand Cayman E9 CAYMAN ISLANDS KY1-9005 Executive Officer General Partner Gregory Bennett C/O MARSHALL WACE (GP1) LTD. MAPLES CORPORATE SERVICES LIMITED Grand Cayman E9 CAYMAN ISLANDS KY1-1104 Director Director of the General Partner Patrick Flaherty C/O MARSHALL WACE (GP1) LTD. MAPLES CORPORATE SERVICES LIMITED Grand Cayman E9 CAYMAN ISLANDS KY1-1104 Director Director of the General Partner Barbara Healy C/O MARSHALL WACE (GP1) LTD. MAPLES CORPORATE SERVICES LIMITED Grand Cayman E9 CAYMAN ISLANDS KY1-1104 Director Director of the General Partner Marion Mulvey C/O MARSHALL WACE (GP1) LTD. MAPLES CORPORATE SERVICES LIMITED Grand Cayman E9 CAYMAN ISLANDS KY1-1104 Director Director of the General Partner Robert Thomas C/O MARSHALL WACE (GP1) LTD. MAPLES CORPORATE SERVICES LIMITED Grand Cayman E9 CAYMAN ISLANDS KY1-1104 Director Director of the General Partner - Marshall Wace LLP George House, 131 Sloane Street London X0 UNITED KINGDOM SW1X 9AT Promoter Investment Manager Pooled Investment Fund Hedge Fund false Decline to Disclose 06b 3C 3C.7 true 0000902664-25-004947 2010-04-30 true true false 0 Indefinite 2318124547 Indefinite false 222 0 0 0 The fund charges a management fee that is described in the fund's governing documents. false Marshall Wace Funds LP - MW Eureka (US) Fund /s/ Gregory Bennett Gregory Bennett Director of the General Partner 2026-11-13