D. E. Shaw & Co., Inc. is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q4 2025, the fund manages $182.4B in reported equity holdings across 3260 positions. The largest holdings are NVDA (3.1%), MSFT (2.2%), SPY (2.0%), PLTR (1.5%), TSLA (1.4%). The portfolio is concentrated in Other (83.3%), Communication Services (4.0%), Technology (3.8%). Data sourced from SEC EDGAR 13F filings (CIK 1009207).