Mawer Investment Management Ltd. is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q4 2025, the fund manages $17.9B in reported equity holdings across 125 positions. The largest holdings are MSFT (7.1%), GOOGL (6.4%), AMZN (5.3%), MA (4.1%), V (4.0%). The portfolio is concentrated in Other (85.3%), Healthcare (4.3%), Consumer Cyclical (3.6%). Data sourced from SEC EDGAR 13F filings (CIK 1538449).