X0609 4 2026-08-24 0001769628 CoreWeave, Inc. CRWV 0002058103 McBee Brannin false C/O COREWEAVE, INC. 290 WEST MT. PLEASANT AVENUE, SUITE 4100 LIVINGSTON NJ 07039 1 Chief Development Officer 1 Class A Common Stock 2026-08-24 4 C 0 144000 A 471691 D Class A Common Stock 2026-08-24 4 S 0 25813 83.9264 D 445878 D Class A Common Stock 2026-08-24 4 S 0 24472 84.6303 D 421406 D Class A Common Stock 2026-08-24 4 S 0 57544 85.9986 D 363862 D Class A Common Stock 2026-08-24 4 S 0 36171 86.4765 D 327691 D Class A Common Stock 2026-08-24 4 C 0 25000 A 25000 I By Spouse Class A Common Stock 2026-08-24 4 S 0 4483 83.9266 D 20517 I By Spouse Class A Common Stock 2026-08-24 4 S 0 4250 84.631 D 16267 I By Spouse Class A Common Stock 2026-08-24 4 S 0 9993 85.9989 D 6274 I By Spouse Class A Common Stock 2026-08-24 4 S 0 6274 86.4765 D 0 I By Spouse Class A Common Stock 2026-08-24 4 C 0 25000 A 25000 I Brannin J McBee 2022 Irrevocable Trust Class A Common Stock 2026-08-24 4 S 0 4483 83.9264 D 20517 I Brannin J McBee 2022 Irrevocable Trust Class A Common Stock 2026-08-24 4 S 0 4246 84.6297 D 16271 I Brannin J McBee 2022 Irrevocable Trust Class A Common Stock 2026-08-24 4 S 0 9986 85.9991 D 6285 I Brannin J McBee 2022 Irrevocable Trust Class A Common Stock 2026-08-24 4 S 0 6285 86.4765 D 0 I Brannin J McBee 2022 Irrevocable Trust Class A Common Stock 2026-08-24 4 C 0 3000 A 3000 I Canis Major 2024 Irrevocable Trust LLC Class A Common Stock 2026-08-24 4 S 0 539 83.9262 D 2461 I Canis Major 2024 Irrevocable Trust LLC Class A Common Stock 2026-08-24 4 S 0 508 84.6289 D 1953 I Canis Major 2024 Irrevocable Trust LLC Class A Common Stock 2026-08-24 4 S 0 1202 85.996 D 751 I Canis Major 2024 Irrevocable Trust LLC Class A Common Stock 2026-08-24 4 S 0 751 86.4762 D 0 I Canis Major 2024 Irrevocable Trust LLC Class A Common Stock 2026-08-24 4 C 0 40000 A 40000 I Canis Major 2025 GRAT Class A Common Stock 2026-08-24 4 S 0 7171 83.9264 D 32829 I Canis Major 2025 GRAT Class A Common Stock 2026-08-24 4 S 0 6795 84.6303 D 26034 I Canis Major 2025 GRAT Class A Common Stock 2026-08-24 4 S 0 15988 85.9984 D 10046 I Canis Major 2025 GRAT Class A Common Stock 2026-08-24 4 S 0 10046 86.4765 D 0 I Canis Major 2025 GRAT Class A Common Stock 2026-08-24 4 C 0 12500 A 12500 I Canis Minor 2025 GRAT Class A Common Stock 2026-08-24 4 S 0 2241 83.9264 D 10259 I Canis Minor 2025 GRAT Class A Common Stock 2026-08-24 4 S 0 2124 84.6301 D 8135 I Canis Minor 2025 GRAT Class A Common Stock 2026-08-24 4 S 0 4995 85.9986 D 3140 I Canis Minor 2025 GRAT Class A Common Stock 2026-08-24 4 S 0 3140 86.4767 D 0 I Canis Minor 2025 GRAT Class B Common Stock 2026-08-24 4 C 0 144000 D Class A Common Stock 144000 5322894 D Class B Common Stock 2026-08-24 4 C 0 25000 D Class A Common Stock 25000 1780300 I By Spouse Class B Common Stock 2026-08-24 4 C 0 25000 D Class A Common Stock 25000 3341020 I Brannin J. McBee 2022 Irrevocable Trust Class B Common Stock 2026-08-24 4 C 0 3000 D Class A Common Stock 3000 288000 I Canis Major 2024 Irrevocable Trust LLC Class B Common Stock 2026-08-24 4 C 0 40000 D Class A Common Stock 40000 3437227 I Canis Major 2025 GRAT Class B Common Stock 2026-08-24 4 C 0 12500 D Class A Common Stock 12500 411205 I Canis Minor 2025 GRAT Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation. The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 5, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.28 to $84.27, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this filing. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.28 to $85.26, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.28 to $86.27, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.28 to $87.00, inclusive. The reported securities are directly held by the reporting person's spouse. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.28 to $84.27, inclusive. The reported securities are directly held by the Brannin J. McBee 2022 Irrevocable Trust, of which the reporting person's spouse and minor child are beneficiaries and for which the reporting person's spouse serves as trustee. The reported securities are directly held by the Canis Major 2024 Irrevocable Trust LLC of which the reporting person serves as manager. The reported securities are directly held by a grantor retained annuity trust, of which the reporting person is the sole trustee and beneficiary. The reported securities are directly held by a grantor retained annuity trust, of which the reporting person's spouse is the sole beneficiary and trustee. This Form 4 is Part 1 of 2 for this reporting person. Transactions by the reporting person are continued on Part 2. /s/ Nisha Antony, as Attorney-in-Fact 2026-08-26