MILLENNIUM MANAGEMENT LLC is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q1 2026, the fund manages $240.3B in reported equity holdings across 4153 positions. The largest holdings are ECNS.SN (5.5%), IVW (3.5%), NVDA (3.0%), IWM (2.6%), AAPL (2.0%). The portfolio is concentrated in Other (84.9%), Communication Services (4.2%), Technology (2.5%). Data sourced from SEC EDGAR 13F filings (CIK 1273087).