AUM
Est. $6-7B (personal wealth managed alongside Two Sigma)
Principals
2
Principal Net Worth
$7.0B
Data Flags
#172 Forbes 400 2025; Two Sigma co-founders stepped down Aug 2024; feud with co-founder Overdeck reported
Siegel Family Office
SFOHigh ConfidenceNew York, NY (Two Sigma HQ: 100 Avenue of the Americas)
Last verified: Jan 16, 2026
Details
- Source of Wealth
- Finance & Investments (Two Sigma, quantitative hedge fund)
- Assets Under Management
- Est. $6-7B (personal wealth managed alongside Two Sigma)
- Source File
- research/organizations/siegel-family-office.md
- UID
- fo-siegel-family-office
Also Known As
David Siegel Family OfficeSiegel Capital
Principals (2)
Related Entities (3)
Scratch FoundationFoundation
Co-founded; free coding education for children
Siegel Family EndowmentSubsidiary
Philanthropy focused on technology and society
Two Sigma InvestmentsSubsidiary
Type: Quantitative hedge fund Founded: 2001 AUM: $60 billion+ Strategy: Systematic, technology-driven trading Employees: 1,800+ (many engineers/scientists) Approach: AI, machine learning, big data
Relationship Strength
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Sources (5)
Changelog
- 2026-01-16VERIFICATION - Upgraded to High confidence; multi-source net worth (Forbes #172 $8B + Wealth Advisor $8B); corrected from $6.2B to $8B
- 2026-01-16Enriched with full biography, education (Princeton/MIT), career history, board seats, family endowment details
- 2026-01-15Auto-generated from principal David Siegel