Form 4 Filing for CoreWeave, Inc.

This filing details transactions of Class A Common Stock by Magnetar Financial LLC and related entities. On April 16, 2026, several transactions occurred, primarily involving the disposal of shares. For instance, 89,055 shares were sold at a weighted average price of $117.96, with individual sales ranging from $117.71 to $118.50. Another transaction involved the sale of 25,737 shares at a weighted average price of $119.42, with prices ranging from $119.17 to $120.00. Smaller transactions also occurred at prices up to $120.64. Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, and David J. Snyderman are identified as reporting owners, with Magnetar Financial LLC and Magnetar Capital Partners LP being ten percent owners. The filing clarifies that these entities disclaim beneficial ownership except to the extent of their pecuniary interest. The transactions were executed through various Magnetar Funds, including Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP. Following these transactions, the reported shares owned following the transactions vary, with a total of 1,973,782 shares remaining in one instance.