MILLENNIUM MANAGEMENT LLC is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q2 2026, the fund manages $276.3B in reported equity holdings across 4182 positions. The largest holdings are ECNS.SN (5.3%), IVW (3.9%), SPY (3.8%), NVDA (3.3%), IWM (2.8%). The portfolio is concentrated in Other (87.5%), Communication Services (3.4%), Technology (2.9%). Data sourced from SEC EDGAR 13F filings (CIK 1273087).