Canis Major 2025 GRAT and Canis Minor 2025 Family Trust LLC sold 26,000 CoreWeave shares for $2.31 million (Brannin McBee's Form 4, part 3 of 4)
Canis Major 2025 GRAT and Canis Minor 2025 Family Trust LLC sold 26,000 Class A shares for $2.31 million, an average of $88.77 a share, on Jan 12, 2026, according to a Form 4 (the report an insider files on trades in the company's shares) for CoreWeave chief development officer Brannin McBee. Canis Major 2025 GRAT, of which Brannin McBee was the sole trustee and beneficiary, sold 25,000 of the shares, and the LLC, of which Brannin McBee served as manager, sold 1,000. The form lists conversions of 25,000 Class B shares held by the GRAT and 1,000 held by the LLC into Class A shares on Jan 12, 2026, and states 0 Class A shares held by either holder after its last sale line. The Form 4 was filed with the SEC on Jan 14, 2026 as part 3 of 4 and says the sales were made under a Rule 10b5-1 trading plan adopted on Sep 2, 2025.1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22
How each figure was checked
- the sale lines of the form by who held the sharesthe sale lines of this form, by who held the shares: Canis Major 2025 GRAT (held indirectly): 25000 shares for 2219462.1674 USD; Canis Minor 2025 Family Trust LLC (held indirectly): 1000 shares for 88619.297 USD
- shares sold on the form26,000
- the shares the form states after the last sale line, with their classafter the last sale line the form states 0 shares of Class A Common Stock held indirectly (Canis Major 2025 GRAT); 0 shares of Class A Common Stock held indirectly (Canis Minor 2025 Family Trust LLC)
- value of the sale lines$2.31 million
- average price of the sale lines$88.77
- the first day of the sale linesJan 12, 2026
- the reporting owner as filed and signedBrannin McBee
- the owner's relationship to the company on the formofficer (Chief Development Officer)
- Canis Major 2025 GRAT and the reporting ownerCanis Major 2025 GRATFootnotes and remarks of the Form 4 filed Jan 14, 2026 ↗
- Canis Minor 2025 Family Trust LLC and the reporting ownerCanis Minor 2025 Family Trust LLCFootnotes and remarks of the Form 4 filed Jan 14, 2026 ↗
- line N1: conversion, shares acquired by Canis Major 2025 GRATconversion of a derivative security (code C): 25000 shares acquired on 2026-01-12, no price stated; held indirectly (Canis Major 2025 GRAT); 25000 owned after the line
- line N1: the class of the shares acquired and owned after the line25,000 shares of Class A Common Stock owned after this line, held indirectly (Canis Major 2025 GRAT)
- derivative line D1: conversion, shares disposed by Canis Major 2025 GRATderivative line, conversion of a derivative security (code C): 25000 shares disposed on 2026-01-12, no price stated; held indirectly (Canis Major 2025 GRAT); 5825000 owned after the line
- derivative line D1: the class of the shares owned after the line5,825,000 shares of Class B Common Stock owned after this line, held indirectly (Canis Major 2025 GRAT)
- line N16: conversion, shares acquired by Canis Minor 2025 Family Trust LLCconversion of a derivative security (code C): 1000 shares acquired on 2026-01-12, no price stated; held indirectly (Canis Minor 2025 Family Trust LLC); 1000 owned after the line
- line N16: the class of the shares acquired and owned after the line1,000 shares of Class A Common Stock owned after this line, held indirectly (Canis Minor 2025 Family Trust LLC)
- derivative line D2: conversion, shares disposed by Canis Minor 2025 Family Trust LLCderivative line, conversion of a derivative security (code C): 1000 shares disposed on 2026-01-12, no price stated; held indirectly (Canis Minor 2025 Family Trust LLC); 127000 owned after the line
- derivative line D2: the class of the shares owned after the line127,000 shares of Class B Common Stock owned after this line, held indirectly (Canis Minor 2025 Family Trust LLC)
- what a Class B share converts intoClass B Common Stock; Class A Common StockFootnotes and remarks of the Form 4 filed Jan 14, 2026 ↗
- the day the Form 4 was filedJan 14, 2026
- the form's remarks: its part3; 4Footnotes and remarks of the Form 4 filed Jan 14, 2026 ↗
- Rule 10b5-1 plan footnoteSeptember 2, 2025Footnotes and remarks of the Form 4 filed Jan 14, 2026 ↗
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The record
- Issuer
- CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
- Form
- 4
- Accession
- 0001769628-26-000032
- Filed
- Jan 14, 2026
- Period of report
- Jan 12, 2026
- 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) · 25,000 Class A Common Stock · Jan 12, 2026 · acquired, indirectly, Canis Major 2025 GRAT · 25,000 held after · footnotes F1 and F2
- Line 2
- S (sale) · 140 Class A Common Stock at $78.5305 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 24,860 held after · footnotes F2, F3 and F4
- Line 3
- S (sale) · 512 Class A Common Stock at $79.5617 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 24,348 held after · footnotes F2, F3 and F5
- Line 4
- S (sale) · 109 Class A Common Stock at $80.6483 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 24,239 held after · footnotes F2, F3 and F6
- Line 5
- S (sale) · 108 Class A Common Stock at $81.9438 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 24,131 held after · footnotes F2, F3 and F7
- Line 6
- S (sale) · 156 Class A Common Stock at $82.7545 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 23,975 held after · footnotes F2, F3 and F8
- Line 7
- S (sale) · 775 Class A Common Stock at $84.0487 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 23,200 held after · footnotes F2, F3 and F9
- Line 8
- S (sale) · 240 Class A Common Stock at $85.3067 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 22,960 held after · footnotes F2, F3 and F10
- Line 9
- S (sale) · 869 Class A Common Stock at $86.3043 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 22,091 held after · footnotes F2, F3 and F11
- Line 10
- S (sale) · 1,446 Class A Common Stock at $87.1062 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 20,645 held after · footnotes F2, F3 and F12
- Line 11
- S (sale) · 3,647 Class A Common Stock at $88.2136 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 16,998 held after · footnotes F2, F3 and F13
- Line 12
- S (sale) · 7,255 Class A Common Stock at $89.077 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 9,743 held after · footnotes F2, F3 and F14
- Line 13
- S (sale) · 5,181 Class A Common Stock at $90.0499 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 4,562 held after · footnotes F2, F3 and F15
- Line 14
- S (sale) · 4,240 Class A Common Stock at $91.1698 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 322 held after · footnotes F2, F3 and F16
- Line 15
- S (sale) · 322 Class A Common Stock at $91.7377 · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 0 held after · footnotes F2, F3 and F17
- Line 16
- C (conversion of a derivative security) · 1,000 Class A Common Stock · Jan 12, 2026 · acquired, indirectly, Canis Minor 2025 Family Trust LLC · 1,000 held after · footnotes F1 and F18
- Line 17
- S (sale) · 36 Class A Common Stock at $78.83 · Jan 12, 2026 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 964 held after · footnotes F3, F18 and F19
- Line 18
- S (sale) · 19 Class A Common Stock at $81.08 · Jan 12, 2026 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 945 held after · footnotes F3 and F18
- Line 19
- S (sale) · 36 Class A Common Stock at $84.09 · Jan 12, 2026 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 909 held after · footnotes F3, F18 and F20
- Line 20
- S (sale) · 54 Class A Common Stock at $86.1833 · Jan 12, 2026 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 855 held after · footnotes F3, F18 and F21
- Line 21
- S (sale) · 128 Class A Common Stock at $87.8566 · Jan 12, 2026 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 727 held after · footnotes F3, F18 and F22
- Line 22
- S (sale) · 296 Class A Common Stock at $88.9048 · Jan 12, 2026 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 431 held after · footnotes F3, F18 and F23
- Line 23
- S (sale) · 231 Class A Common Stock at $89.8868 · Jan 12, 2026 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 200 held after · footnotes F3, F18 and F24
- Line 24
- S (sale) · 182 Class A Common Stock at $91.1032 · Jan 12, 2026 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 18 held after · footnotes F3, F18 and F25
- Line 25
- S (sale) · 18 Class A Common Stock at $91.87 · Jan 12, 2026 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 0 held after · footnotes F3 and F18
- Derivative line 1
- C (conversion of a derivative security) · 25,000 Class B Common Stock · Jan 12, 2026 · disposed, indirectly, Canis Major 2025 GRAT · 5,825,000 held after · footnotes F1 and F2
- Derivative line 2
- C (conversion of a derivative security) · 1,000 Class B Common Stock · Jan 12, 2026 · disposed, indirectly, Canis Minor 2025 Family Trust LLC · 127,000 held after · footnotes F1 and F18
- 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 Canis Major 2025 GRAT, of which the reporting person is the sole trustee and beneficiary.
- Footnote F3
- 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 F4
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $77.94 to $78.88, inclusive.
- Footnote F5
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $79.14 to $80.09, inclusive.
- Footnote F6
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $80.21 to $80.99, inclusive.
- Footnote F7
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $81.39 to $82.19, inclusive.
- Footnote F8
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $82.51 to $83.10, inclusive.
- Footnote F9
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.57 to $84.47, inclusive.
- Footnote F10
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.57 to $85.56, inclusive.
- Footnote F11
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.60 to $86.59, 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 $86.61 to $87.59, 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 $87.63 to $88.62, 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 $88.63 to $89.62, 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 $89.63 to $90.56, 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 $90.65 to $91.63, 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 $91.66 to $91.85, inclusive.
- Footnote F18
- The reported securities are directly held by the Canis Minor 2025 Family Trust LLC, of which the reporting person serves as manager.
- Footnote F19
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.54 to $79.12, inclusive.
- Footnote F20
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.00 to $84.18 inclusive.
- Footnote F21
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.63 to $86.47, inclusive.
- Footnote F22
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.38 to $88.29, inclusive.
- Footnote F23
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.40 to $89.27, inclusive.
- Footnote F24
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.46 to $90.31, inclusive.
- Footnote F25
- The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.58 to $91.33, inclusive.
- Remarks
- This Form 4 is Part 3 of 4 for this reporting person. Transactions by the reporting person are continued on Part 4.
Insider purchases and sales of CoreWeave shares, since Aug 29, 2025
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