Form 4 Filing by McBee Brannin

On August 24, 2026, McBee Brannin, Chief Development Officer of CoreWeave, Inc., executed a series of transactions involving Class A Common Stock. Brannin acquired 144,000 shares of Class A Common Stock directly and also acquired 25,000 shares through their spouse, 25,000 shares through the Brannin J. McBee 2022 Irrevocable Trust, 3,000 shares through the Canis Major 2024 Irrevocable Trust LLC, 40,000 shares through the Canis Major 2025 GRAT, and 12,500 shares through the Canis Minor 2025 GRAT. Concurrently, Brannin sold a significant number of Class A shares: 25,813 shares directly, with prices ranging from $83.28 to $87.00. Additional sales were made indirectly through various trusts and entities, also at prices within these ranges. The filing also notes the conversion of 144,000 shares of Class B Common Stock to Class A Common Stock, with similar indirect conversions occurring for smaller tranches of Class B shares across different trusts and entities. These transactions were part of a Rule 10b5-1 trading plan.