BLAIR WILLIAM & CO/IL is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q2 2026, the fund manages $38.4B in reported equity holdings across 1998 positions. The largest holdings are AAPL (4.3%), AMZN (3.6%), MSFT (3.3%), NVDA (2.8%), GOOGL (2.7%). The portfolio is concentrated in Other (87.4%), Communication Services (3.5%), Financial Services (2.8%). Data sourced from SEC EDGAR 13F filings (CIK 902367).