↗ https://reddit.com/r/ValueInvesting/comments/1wzz98z/warren_buffetts_863_million_portfolio_dumped/
Based on the [article](https://finance.yahoo.com/markets/stocks/articles/warren-buffetts-863-million-secret-092601887.html), the "proven moneymaking strategy" is investing heavily in broad-market **S&P 500 index funds**.
Specifically, Warren Buffett's "secret" portfolio (managed via Berkshire Hathaway subsidiary New England Asset Management) has over **17.3%** of its invested assets (more than $149 million) allocated across two main S&P 500 ETFs:
State Street SPDR S&P 500 ETF Trust (SPY): \~$76.1 million
Vanguard S&P 500 ETF (VOO): \~$73.2 million
