Form 4 Filing by McBee Brannin

On August 3, 2026, McBee Brannin, Chief Development Officer of CoreWeave, Inc. (CRWV), reported several transactions involving Class A Common Stock. These transactions were conducted under a Rule 10b5-1 trading plan. Brannin sold a total of 17,744 shares of Class A Common Stock across multiple transactions, with prices ranging from $70.13 to $85.62. These sales were made through various entities including Canis Major 2024 Irrevocable Trust LLC and Canis Major 2025 GRAT. Additionally, Brannin acquired 40,000 shares of Class A Common Stock. In related derivative transactions, 40,000 shares of Class B Common Stock were disposed of, with each share convertible into one share of Class A Common Stock. These transactions were directly held by trusts where Brannin or their spouse has a beneficial interest or serves as trustee. This filing represents Part 3 of 4 for the reporting person, with further transactions detailed in Part 4.