Grantham, Mayo, Van Otterloo & Co. LLC is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q4 2025, the fund manages $39.1B in reported equity holdings across 653 positions. The largest holdings are MSFT (6.5%), GOOG (5.3%), META (4.9%), AAPL (4.7%), LRCX (4.1%). The portfolio is concentrated in Other (80.2%), Communication Services (10.5%), Healthcare (3.9%). Data sourced from SEC EDGAR 13F filings (CIK 1352662).