Magnetar Financial LLC is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q2 2026, the fund manages $11.0B in reported equity holdings across 1134 positions. The largest holdings are CRWV (47.3%), HPQ (0.8%), WBS (0.8%), KVUE (0.8%), GTLS (0.8%). The portfolio is concentrated in Other (94.0%), Financial Services (2.0%), Healthcare (1.3%). Data sourced from SEC EDGAR 13F filings (CIK 1352851).