ADAGE CAPITAL PARTNERS GP, L.L.C. is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q4 2025, the fund manages $66.1B in reported equity holdings across 905 positions. The largest holdings are NVDA (6.3%), AAPL (5.4%), MSFT (4.9%), AMZN (3.2%), GOOG (2.5%). The portfolio is concentrated in Other (83.2%), Communication Services (5.5%), Financial Services (2.6%). Data sourced from SEC EDGAR 13F filings (CIK 1165408).