Sergey Brin Wealth Infographic (2020-2025)

💰 Sergey Brin

Co-founder of Google • Wealth Analysis Dashboard

$149.0B

Current Net Worth (June 2025)

📈 Net Worth Progression

💵 Earnings Breakdown

Realized

Unrealized

🚀 Investment Portfolio

LTA Research & Exploration

Aviation • Private Investment (2015)
Focus: Airship technology

Active

MapLight Therapeutics

Biopharma/Biotech • Via Catalyst4 (2023)
Drug in Phase 2 clinical trials

Active

Soneira

Biotech • $15M via Catalyst4 (2025)
Recent investment

Active

23andMe

Biotech • Angel Investment (2012)
Personal connection via Anne Wojcicki

Exited

Navier

Marine/Clean Tech • Angel Investment (2024)
Electric hydrofoil boats

Active

📊 Annual Earnings Detail

2022

Realized: N/A

Unrealized: $18.0B

2023

Realized: $600M

Unrealized: $3.0B

2024

Realized: $100M

Unrealized: $61.7B

2025

Realized: $700M

Unrealized: $39.5B

🎯 Key Insights

🏢 Alphabet Connection

Owns 2.9% of Alphabet shares but controls 51% of voting power (with Larry Page) through super-voting Class B stock.

💝 Philanthropy Focus

Regularly donates Alphabet stock to charity. In 2025, gifted over 580,000 shares to Sergey Brin Family Foundation.

🔬 Investment Strategy

Heavy focus on biotech, aviation, and clean technology through personal investments and Catalyst4 fund.