Filing Summary for CoreWeave, Inc.

This filing details significant derivative transactions, specifically the sale of call options on Class A Common Stock, by Magnetar Financial LLC and related entities. The transactions occurred on May 1, 2026, with an exercise date of December 18, 2026. Magnetar Financial LLC, acting as an investment adviser, along with Magnetar Capital Partners LP, Supernova Management LLC, and David J. Snyderman, are noted as reporting owners, with Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, and David J. Snyderman disclaiming beneficial ownership beyond their pecuniary interest. The transactions involved various tranches of call options with differing prices per share and post-transaction share amounts, indicating a complex options strategy. The filing is categorized under Form 4, indicating a change in beneficial ownership.