Family 360
Familia Castro-Brennan
Est. 1978Head of family Eduardo Castro MüllerTracked AUM $575M
Viewing as
Ledger snapshot · 2026-08-21
sphera-wealth-management-advisory
sphera-wealth-management-advisory
Asset register · 22 assets
Total · USD · 22 assets
$580,800,000
Totals are per currency and are never added together — the ledger holds no exchange rates, so a single combined figure would be a number nobody signed.
Castro Agro Operaciones — Grain Production and Export held through Castro Agro Operaciones S.A. | Agriculture | $320,000,000 | 2025-12-31 |
Castro Agro Uruguay — Cross-Border Export Hub held through Castro Agro Uruguay S.A. | Agriculture export | $45,000,000 | 2025-12-31 |
Castro US — Equity Portfolio (Charles Schwab) held through Castro Investments USA LLC | Financial instrument | $38,000,000 | 2025-12-31 |
Castro Estancia La Esperanza held through Castro Agro Operaciones S.A. | Agricultural rural | $22,000,000 | 2025-12-31 |
Castro US — Bond Portfolio held through Castro Investments USA LLC | Financial instrument | $22,000,000 | 2025-12-31 |
Brennan-Mitchell Trust — Investment Portfolio held through Brennan-Mitchell Family Trust (Sofía branch) | Financial instrument | $18,000,000 | 2025-12-31 |
Castro UY — USD Cash (Uruguayan custodian) held through Castro-Brennan Family Office S.A. | Financial instrument | $14,000,000 | 2025-12-31 |
Castro AR — Argentine Government Bonds held through Castro Agro Holding S.A. | Financial instrument | $12,000,000 | 2025-12-31 |
Castro US — PE Allocation held through Castro Investments USA LLC | Financial instrument | $12,000,000 | 2025-12-31 |
Castro — USD Cash (multiple custodians) held through Castro Investments USA LLC | Financial instrument | $8,500,000 | 2025-12-31 |
Castro HQ — Buenos Aires held through Castro Agro Operaciones S.A. | Commercial office | $8,500,000 | 2025-12-31 |
Castro Art Collection held through Castro Agro Holding S.A. | Financial instrument | $8,000,000 | 2025-12-31 |
Sofía's Miami Condo held through Castro Real Estate Florida LLC | Residential | $7,800,000 | 2025-12-31 |
Castro AR — Listed Argentine Equity held through Castro Agro Holding S.A. | Financial instrument | $7,000,000 | 2025-12-31 |
Castro Estancia — Premium Cattle Stock held through Castro Agro Operaciones S.A. | Livestock | $6,500,000 | 2025-12-31 |
Castro Family Residence — Recoleta held through Eduardo Castro Müller | Residential | $5,800,000 | 2025-12-31 |
Castro Agro — Seed Variety IP and Trademarks held through Castro Agro Operaciones S.A. | Intellectual property | $5,500,000 | 2025-12-31 |
Castro Family Pledge — Brennan Foundation (US 501c3) held through Castro Agro Holding S.A. | Philanthropy committed | $5,000,000 | 2025-12-31 |
Castro Punta del Este Yacht held through Mateo Castro Brennan | Yacht | $4,800,000 | 2025-12-31 |
Castro José Ignacio Beach House held through Eduardo Castro Müller | Residential secondary | $4,200,000 | 2025-12-31 |
Castro Key Biscayne Investment Property held through Castro Real Estate Florida LLC | Residential investment | $3,400,000 | 2025-12-31 |
Castro Pampas — Water Rights and Concessions held through Castro Agro Operaciones S.A. | Water rights | $2,800,000 | 2025-12-31 |