Jim Simons

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Renaissance Technologies

Founder of Renaissance Technologies (Simons passed in 2024; firm continues). Pioneer of systematic quantitative investing; the Medallion fund is the most successful hedge fund in history.

Portfolio Holdings

Portfolio data not yet available — the cron runs weekly to fetch the latest 13F filings.

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Data sourced from SEC 13F-HR filings via EDGAR. Holdings are reported quarterly and may not reflect current positions. CUSIP-to-ticker mapping is approximate. Not financial advice.