CoreWeave CDO sells 481,245 shares under 10b5-1

CoreWeave, Inc.’s Chief Development Officer Brannin McBee reported a series of insider transactions on Class A and Class B Common Stock.

Accepted by SEC EDGAR 03/11/2026 - 08:40 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

CoreWeave, Inc.’s Chief Development Officer Brannin McBee reported a series of insider transactions on Class A and Class B Common Stock. On March 9, 2026, entities associated with McBee converted an aggregate of 481,245 shares of Class B into 481,245 shares of Class A at a conversion price of $0.00 per share. The filing then shows open-market sales of 481,245 Class A shares at weighted average prices ranging roughly from $71.02 to $74.48, executed directly and through a spouse, an irrevocable trust, and the Canis Major 2025 GRAT, pursuant to a Rule 10b5-1 trading plan adopted on November 17, 2025. Following these transactions, McBee holds 248,664 Class A shares directly, along with substantial remaining Class B holdings directly and indirectly.

Insights

Insider trading and equity compensation analyst

McBee executes a planned convert-and-sell of 481,245 CoreWeave shares under a Rule 10b5-1 plan.

Chief Development Officer Brannin McBee oversaw conversions of 481,245 shares of Class B into Class A at $0.00 per share on March 9, 2026. These conversions occurred directly and through a spouse, a 2022 irrevocable trust, and the Canis Major 2025 GRAT, reflecting movements from high-vote Class B into freely tradable Class A.

The filing then records open-market sales of 481,245 Class A shares at weighted average prices between about $71.02 and $74.48, designated as sales under a Rule 10b5-1 trading plan adopted on November 17, 2025. Such plans indicate these trades were pre-scheduled, which generally reduces the informational value of the timing.

After the transactions, McBee holds 248,664 Class A shares directly while still retaining multi-million-share positions in Class B directly and via related entities. This pattern resembles a routine liquidity event and portfolio rebalancing rather than a full exit, with overall impact depending on company-wide share counts not shown in this data.

Insider Trade Summary 10b5-1

Exercise and sale activity reported; no spread calculated

Exercise and Sale 24 txns

Insider McBee Brannin

Role Chief Development Officer

Sold 481,245 shs ($34.94M)

Approx. gross sale proceeds $34.94M

Approx. exercise cost $0.00

Share of Position Sold 65.9%

Type	Security	Shares	Price	Value
Conversion	Class B Common Stock	300,000	$0.00	$0.00
Conversion	Class B Common Stock	49,995	$0.00	$0.00
Conversion	Class B Common Stock	81,255	$0.00	$0.00
Conversion	Class B Common Stock	49,995	$0.00	$0.00
Conversion	Class A Common Stock	300,000	$0.00	$0.00
Sale	Class A Common Stock	89,646	$71.7232	$6.43M
Sale	Class A Common Stock	141,108	$72.4075	$10.22M
Sale	Class A Common Stock	18,163	$73.7281	$1.34M
Sale	Class A Common Stock	51,083	$74.3245	$3.80M
Conversion	Class A Common Stock	49,995	$0.00	$0.00
Sale	Class A Common Stock	15,294	$71.7283	$1.10M
Sale	Class A Common Stock	23,303	$72.4113	$1.69M
Sale	Class A Common Stock	2,909	$73.7639	$215K
Sale	Class A Common Stock	8,489	$74.3217	$631K
Conversion	Class A Common Stock	81,255	$0.00	$0.00
Sale	Class A Common Stock	24,857	$71.7283	$1.78M
Sale	Class A Common Stock	37,874	$72.4113	$2.74M
Sale	Class A Common Stock	4,728	$73.764	$349K
Sale	Class A Common Stock	13,796	$74.3217	$1.03M
Conversion	Class A Common Stock	49,995	$0.00	$0.00
Sale	Class A Common Stock	15,295	$71.7283	$1.10M
Sale	Class A Common Stock	23,302	$72.4113	$1.69M
Sale	Class A Common Stock	2,910	$73.764	$215K
Sale	Class A Common Stock	8,488	$74.3217	$631K

Holdings After Transaction: Class B Common Stock — 7,891,660 contracts (Direct); Class B Common Stock — 2,230,305 contracts (Indirect, By Spouse); Class B Common Stock — 3,884,765 contracts (Indirect, Brannin J. McBee 2022 Irrevocable Trust); Class B Common Stock — 5,650,005 contracts (Indirect, Canis Major 2025 GRAT); Class A Common Stock — 248,664 shares (Direct); Class A Common Stock — 0 shares (Indirect, By Spouse); Class A Common Stock — 0 shares (Indirect, Brannin J McBee 2022 Irrevocable Trust); Class A Common Stock — 0 shares (Indirect, Canis Major 2025 GRAT)

Holdings Before and After: Class B Common Stock, 8,191,660 to 7,891,660 contracts (Direct); Class B Common Stock, 2,280,300 to 2,230,305 contracts (Indirect, By Spouse); Class B Common Stock, 3,966,020 to 3,884,765 contracts (Indirect, Brannin J. McBee 2022 Irrevocable Trust); Class B Common Stock, 5,700,000 to 5,650,005 contracts (Indirect, Canis Major 2025 GRAT); Class A Common Stock, 248,664 to 248,664 shares (Direct); Class A Common Stock, 0 to 0 shares (Indirect, By Spouse); Class A Common Stock, 0 to 0 shares (Indirect, Brannin J McBee 2022 Irrevocable Trust); Class A Common Stock, 0 to 0 shares (Indirect, Canis Major 2025 GRAT)

Other Insiders: 6 other insiders reported open-market sales of this stock in the 30 days up to this filing.

Footnotes (11)

1. 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.
2. F2. The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 17, 2025.
3. F3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.02 to $72.015, 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.
4. F4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.02 to $73.01, inclusive.
5. F5. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.03 to $74.02, inclusive.
6. F6. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $74.03 to $74.48, inclusive.
7. F7. The reported securities are directly held by the reporting person's spouse.
8. F8. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.03 to $72.02, inclusive.
9. F9. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.03 to $73.00, inclusive.
10. F10. 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.
11. F11. The reported securities are directly held by the Canis Major 2025 GRAT, of which the reporting person is the sole trustee and beneficiary.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did CoreWeave (CRWV) Chief Development Officer Brannin McBee report?

Brannin McBee reported converting 481,245 shares of Class B Common Stock into 481,245 Class A shares, then selling 481,245 Class A shares in multiple open-market transactions. These trades were executed directly and through spouse- and trust-related entities.

At what prices did Brannin McBee’s CoreWeave (CRWV) share sales occur?

The reported CoreWeave Class A share sales used weighted average prices per trade line, with ranges from $71.02 to $74.48 per share. Individual transactions fell within narrower bands such as $71.02–$72.015 and $74.03–$74.48, as detailed in the filing’s footnotes.

Were Brannin McBee’s CoreWeave (CRWV) share sales under a Rule 10b5-1 plan?

Yes. A footnote states at least one reported sale was effected pursuant to a Rule 10b5-1 trading plan adopted on November 17, 2025. Such pre-arranged plans typically automate trading and reduce the significance of short-term timing choices.

How many CoreWeave (CRWV) Class A shares does Brannin McBee hold after these transactions?

After the reported March 9, 2026 transactions, McBee directly holds 248,664 shares of CoreWeave Class A Common Stock. Additional exposure comes through substantial Class B holdings directly and via spouse-, trust-, and GRAT-related entities, as listed in the filing’s ownership tables.

What happened to Brannin McBee’s CoreWeave (CRWV) Class B Common Stock in this Form 4?

On March 9, 2026, entities associated with McBee converted 481,245 Class B shares into an equal number of Class A shares at a $0.00 conversion price. Class B is convertible one-for-one into Class A, consistent with terms in CoreWeave’s amended certificate of incorporation.

Did Brannin McBee fully exit CoreWeave (CRWV) holdings with these insider sales?

No. While 481,245 Class A shares were sold after conversion, McBee still directly owns 248,664 Class A shares. The filing also shows multi-million-share positions in Class B Common Stock retained directly and through spouse, trust, and GRAT entities.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

McBee Brannin

(Last) (First) (Middle)

C/O COREWEAVE, INC.

290 WEST MT. PLEASANT AVENUE, SUITE 4100

(Street)

LIVINGSTON NJ 07039

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CoreWeave, Inc. [ CRWV ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Development Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/09/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	03/09/2026		C		300,000	A	(1)	548,664	D
Class A Common Stock	03/09/2026		S(2)		89,646	D	$71.7232(3)	459,018	D
Class A Common Stock	03/09/2026		S(2)		141,108	D	$72.4075(4)	317,910	D
Class A Common Stock	03/09/2026		S(2)		18,163	D	$73.7281(5)	299,747	D
Class A Common Stock	03/09/2026		S(2)		51,083	D	$74.3245(6)	248,664	D
Class A Common Stock	03/09/2026		C		49,995	A	(1)	49,995	I	By Spouse(7)
Class A Common Stock	03/09/2026		S(2)		15,294	D	$71.7283(8)	34,701	I	By Spouse(7)
Class A Common Stock	03/09/2026		S(2)		23,303	D	$72.4113(9)	11,398	I	By Spouse(7)
Class A Common Stock	03/09/2026		S(2)		2,909	D	$73.7639(5)	8,489	I	By Spouse(7)
Class A Common Stock	03/09/2026		S(2)		8,489	D	$74.3217(6)	0	I	By Spouse(7)
Class A Common Stock	03/09/2026		C		81,255	A	(1)	81,255	I	Brannin J McBee 2022 Irrevocable Trust(10)
Class A Common Stock	03/09/2026		S(2)		24,857	D	$71.7283(8)	56,398	I	Brannin J McBee 2022 Irrevocable Trust(10)
Class A Common Stock	03/09/2026		S(2)		37,874	D	$72.4113(9)	18,524	I	Brannin J McBee 2022 Irrevocable Trust(10)
Class A Common Stock	03/09/2026		S(2)		4,728	D	$73.764(5)	13,796	I	Brannin J McBee 2022 Irrevocable Trust(10)
Class A Common Stock	03/09/2026		S(2)		13,796	D	$74.3217(6)	0	I	Brannin J McBee 2022 Irrevocable Trust(10)
Class A Common Stock	03/09/2026		C		49,995	A	(1)	49,995	I	Canis Major 2025 GRAT(11)
Class A Common Stock	03/09/2026		S(2)		15,295	D	$71.7283(8)	34,700	I	Canis Major 2025 GRAT(11)
Class A Common Stock	03/09/2026		S(2)		23,302	D	$72.4113(9)	11,398	I	Canis Major 2025 GRAT(11)
Class A Common Stock	03/09/2026		S(2)		2,910	D	$73.764(5)	8,488	I	Canis Major 2025 GRAT(11)
Class A Common Stock	03/09/2026		S(2)		8,488	D	$74.3217(6)	0	I	Canis Major 2025 GRAT(11)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class B Common Stock	(1)	03/09/2026		C			300,000	(1)	(1)	Class A Common Stock	300,000	(1)	7,891,660	D
Class B Common Stock	(1)	03/09/2026		C			49,995	(1)	(1)	Class A Common Stock	49,995	(1)	2,230,305	I	By Spouse(7)
Class B Common Stock	(1)	03/09/2026		C			81,255	(1)	(1)	Class A Common Stock	81,255	(1)	3,884,765	I	Brannin J. McBee 2022 Irrevocable Trust(10)
Class B Common Stock	(1)	03/09/2026		C			49,995	(1)	(1)	Class A Common Stock	49,995	(1)	5,650,005	I	Canis Major 2025 GRAT(11)

Explanation of Responses:

1. 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.

2. The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 17, 2025.

3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.02 to $72.015, 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.

4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.02 to $73.01, inclusive.

5. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.03 to $74.02, inclusive.

6. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $74.03 to $74.48, inclusive.

7. The reported securities are directly held by the reporting person's spouse.

8. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.03 to $72.02, inclusive.

9. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.03 to $73.00, inclusive.

10. 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.

11. The reported securities are directly held by the Canis Major 2025 GRAT, of which the reporting person is the sole trustee and beneficiary.

Remarks:

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	03/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.