D. E. Shaw & Co., Inc. is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q1 2026, the fund manages $166.3B in reported equity holdings across 3311 positions. The largest holdings are NVDA (2.3%), MSFT (1.8%), TSLA (1.6%), GOOG (1.6%), BMY (1.5%). The portfolio is concentrated in Other (80.8%), Technology (4.8%), Communication Services (4.1%). Data sourced from SEC EDGAR 13F filings (CIK 1009207).