Brannin McBee's CoreWeave Form 4 reported a sale of 103,335 shares for $8,123,132 on Dec 2, 2025
A Form 4 (the form an insider files when trading a company's shares) filed on Dec 4, 2025 reported a sale of 103,335 CoreWeave shares on Dec 2, 2025, for $8,123,132 at an average of $78.61 a share. The form named Brannin McBee, an officer (Chief Development Officer), as the reporting owner, and listed 102,835 of the shares as held directly and 500 as sold by the Canis Major SM Trust, which it reported as an indirect holding. A footnote said the reported sale was made under a Rule 10b5-1 trading plan adopted by the reporting person on Sep 2, 2025. The filing on SEC EDGAR said in its remarks that it was Part 1 of 3 for the reporting person.1,2,3,4,5,6,7,8,9,10,11
How each figure was checked
- the side of the formsale
- shares in the sale103,335
- value of the sale$8.12 million
- average price per share$78.61
- the day of the saleDec 2, 2025
- the day the form was filedDec 4, 2025
- the reporting ownerBrannin McBee (filed as McBee Brannin)
- the owner's relationship to the company as the form names itofficer (Chief Development Officer)
- the sale lines by who held the sharesthe sale lines of this form, by who held the shares: held directly: 102835 shares for 8083825.9639 USD; Canis Major SM Trust (held indirectly): 500 shares for 39306.2427 USD
- footnote on the Rule 10b5-1 trading planSeptember 2, 2025Footnotes and remarks of the Form 4 filed Dec 4, 2025 ↗
- the form's remarks1; 3; 2Footnotes and remarks of the Form 4 filed Dec 4, 2025 ↗
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The record
- Issuer
- CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
- Form
- 4
- Accession
- 0001769628-25-000094
- Filed
- Dec 4, 2025
- Period of report
- Dec 2, 2025
- Reporting owner
- Brannin McBee (CIK 2058103, filed as McBee Brannin)
- Relationship
- officer (Chief Development Officer)
- Rule 10b5-1 checkbox
- Ticked
- Line 1
- C (conversion of a derivative security) · 102,835 Class A Common Stock · Dec 2, 2025 · acquired, directly · 288,016 held after · footnote F1
- Line 2
- C (conversion of a derivative security) · 25,000 Class A Common Stock · Dec 2, 2025 · acquired, indirectly, Brannin J McBee 2022 Irrevocable Trust · 25,000 held after · footnotes F1 and F2
- Line 3
- C (conversion of a derivative security) · 3,000 Class A Common Stock · Dec 2, 2025 · acquired, indirectly, Canis Major 2024 Irrevocable Trust LLC · 3,000 held after · footnotes F1 and F3
- Line 4
- C (conversion of a derivative security) · 1,000 Class A Common Stock · Dec 2, 2025 · acquired, indirectly, Canis Major 2025 Family Trust LLC · 1,000 held after · footnotes F1 and F4
- Line 5
- C (conversion of a derivative security) · 1,000 Class A Common Stock · Dec 2, 2025 · acquired, indirectly, Canis Minor 2025 Family Trust LLC · 1,000 held after · footnotes F1 and F5
- Line 6
- C (conversion of a derivative security) · 25,000 Class A Common Stock · Dec 2, 2025 · acquired, indirectly, Canis Major 2025 GRAT · 25,000 held after · footnotes F1 and F6
- Line 7
- C (conversion of a derivative security) · 8,335 Class A Common Stock · Dec 2, 2025 · acquired, indirectly, Canis Minor 2025 GRAT · 8,335 held after · footnotes F1 and F7
- Line 8
- S (sale) · 69 Class A Common Stock at $76.2332 · Dec 2, 2025 · disposed, indirectly, Canis Major SM Trust · 59,931 held after · footnotes F8, F9 and F10
- Line 9
- S (sale) · 126 Class A Common Stock at $77.5646 · Dec 2, 2025 · disposed, indirectly, Canis Major SM Trust · 59,805 held after · footnotes F8, F10 and F11
- Line 10
- S (sale) · 147 Class A Common Stock at $78.3995 · Dec 2, 2025 · disposed, indirectly, Canis Major SM Trust · 59,658 held after · footnotes F8, F10 and F12
- Line 11
- S (sale) · 48 Class A Common Stock at $79.4237 · Dec 2, 2025 · disposed, indirectly, Canis Major SM Trust · 59,610 held after · footnotes F8, F10 and F13
- Line 12
- S (sale) · 42 Class A Common Stock at $80.4971 · Dec 2, 2025 · disposed, indirectly, Canis Major SM Trust · 59,568 held after · footnotes F8, F10 and F14
- Line 13
- S (sale) · 48 Class A Common Stock at $81.4635 · Dec 2, 2025 · disposed, indirectly, Canis Major SM Trust · 59,520 held after · footnotes F8, F10 and F15
- Line 14
- S (sale) · 20 Class A Common Stock at $82.2411 · Dec 2, 2025 · disposed, indirectly, Canis Major SM Trust · 59,500 held after · footnotes F8, F10 and F16
- Line 15
- S (sale) · 14,306 Class A Common Stock at $76.2332 · Dec 2, 2025 · disposed, directly · 273,710 held after · footnotes F8 and F17
- Line 16
- S (sale) · 25,818 Class A Common Stock at $77.5646 · Dec 2, 2025 · disposed, directly · 247,892 held after · footnotes F8 and F11
- Line 17
- S (sale) · 30,173 Class A Common Stock at $78.3995 · Dec 2, 2025 · disposed, directly · 217,719 held after · footnotes F8 and F12
- Line 18
- S (sale) · 9,947 Class A Common Stock at $79.4237 · Dec 2, 2025 · disposed, directly · 207,772 held after · footnotes F8 and F13
- Line 19
- S (sale) · 8,720 Class A Common Stock at $80.4971 · Dec 2, 2025 · disposed, directly · 199,052 held after · footnotes F8 and F14
- Line 20
- S (sale) · 9,781 Class A Common Stock at $81.4635 · Dec 2, 2025 · disposed, directly · 189,271 held after · footnotes F8 and F15
- Line 21
- S (sale) · 4,090 Class A Common Stock at $82.2411 · Dec 2, 2025 · disposed, directly · 185,181 held after · footnotes F8 and F16
- Derivative line 1
- C (conversion of a derivative security) · 102,835 Class B Common Stock · Dec 2, 2025 · disposed, directly · 9,322,825 held after · footnotes F1 and F19
- Derivative line 2
- C (conversion of a derivative security) · 25,000 Class B Common Stock · Dec 2, 2025 · disposed, indirectly, Brannin J. McBee 2022 Irrevocable Trust · 4,241,020 held after · footnotes F1 and F2
- Derivative line 3
- C (conversion of a derivative security) · 3,000 Class B Common Stock · Dec 2, 2025 · disposed, indirectly, Canis Major 2024 Irrevocable Trust LLC · 357,000 held after · footnotes F1 and F3
- Derivative line 4
- C (conversion of a derivative security) · 1,000 Class B Common Stock · Dec 2, 2025 · disposed, indirectly, Canis Major 2025 Family Trust LLC · 119,600 held after · footnotes F1, F4 and F19
- Derivative line 5
- C (conversion of a derivative security) · 1,000 Class B Common Stock · Dec 2, 2025 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 133,000 held after · footnotes F1, F5 and F19
- Derivative line 6
- C (conversion of a derivative security) · 25,000 Class B Common Stock · Dec 2, 2025 · disposed, indirectly, Canis Major 2025 GRAT · 5,975,000 held after · footnotes F1 and F6
- Derivative line 7
- C (conversion of a derivative security) · 8,335 Class B Common Stock · Dec 2, 2025 · disposed, indirectly, Canis Minor 2025 GRAT · 991,665 held after · footnotes F1 and F7
- Footnote F1
- 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.
- Footnote F2
- 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.
- Footnote F3
- The reported securities are directly held by the Canis Major 2024 Irrevocable Trust LLC of which the reporting person serves as manager.
- Footnote F4
- The reported securities are directly held by the Canis Major 2025 Family Trust LLC, of which the reporting person serves as manager.
- Footnote F5
- The reported securities are directly held by the Canis Minor 2025 Family Trust LLC, of which the reporting person serves as manager.
- Footnote F6
- The reported securities are directly held by the Canis Major 2025 GRAT, of which the reporting person is the sole trustee and beneficiary.
- Footnote F7
- The reported securities are directly held by the Canis Minor 2025 GRAT, of which the reporting person's spouse is the sole beneficiary and trustee.
- Footnote F8
- The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 2, 2025.
- Footnote F9
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $75.98 to $76.97 per share, 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.
- Footnote F10
- The reported securities are directly held by the Canis Major SM Trust (the "Canis Trust"), an irrevocable trust with a third-party trustee, of which the reporting person's minor child is beneficiary. The reporting person has the power to remove and replace the Canis Trust's trustee.
- Footnote F11
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.98 to $77.97, inclusive.
- Footnote F12
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $77.98 to $78.97, inclusive.
- Footnote F13
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.98 to $79.96, inclusive.
- Footnote F14
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $80.00 to $80.99, inclusive.
- Footnote F15
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $81.00 to $81.99, inclusive.
- Footnote F16
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $82.02 to $82.78, inclusive.
- Footnote F17
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $75.98 to $76.97, inclusive.
- Footnote F18
- The reported securities are directly held of record by the reporting person's minor child.
- Footnote F19
- For clarity, the reporting person and his spouse previously effected the following transfers: (i) 16,600 shares of the Issuer's Class B Common Stock were transferred by the reporting person to the Canis Major 2025 Family Trust LLC, and (ii) 20,000 shares of the Issuer's Class B Common Stock were transferred by the reporting person's spouse to the Canis Minor 2025 Family Trust LLC, in transactions exempt from reporting under Section 16 of the Securities Exchange Act of 1934, as amended, pursuant to Rule 16a-13. The totals reported in Column 9 of Table II reflect ownership after such transfers and the other reportable transactions listed herein.
- Footnote F20
- The reported securities are directly held by the reporting person's spouse.
- Remarks
- This Form 4 is Part 1 of 3 for this reporting person. Transactions by the reporting person reported on Table I are continued on Parts 2 and 3.
Insider purchases and sales of CoreWeave shares, since Aug 29, 2025
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