CAPSTONE INVESTMENT ADVISORS, LLC is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q1 2026, the fund manages $57.4B in reported equity holdings across 1002 positions. The largest holdings are IWM (26.8%), SPY (19.4%), AMZN (5.2%), MSFT (4.5%), NVDA (4.4%). The portfolio is concentrated in Other (93.0%), Communication Services (3.6%), Technology (1.3%). Data sourced from SEC EDGAR 13F filings (CIK 1426196).