TUDOR INVESTMENT CORP ET AL is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q4 2025, the fund manages $54.0B in reported equity holdings across 2090 positions. The largest holdings are ECNS.SN (17.2%), IWM (8.0%), SPY (2.7%), NVDA (2.1%), MSFT (1.9%). The portfolio is concentrated in Other (89.0%), Communication Services (3.5%), Technology (2.3%). Data sourced from SEC EDGAR 13F filings (CIK 923093).