CoreWeave (CRWV) insider trust sells 18,750 shares under Rule 10b5-1 plan

Rhea-AI Filing Summary

CoreWeave, Inc. Chief Development Officer Brannin McBee reported a trust-level conversion and sale of shares. On March 9, 2026, the Canis Minor 2025 GRAT converted 18,750 shares of Class B Common Stock into 18,750 shares of Class A Common Stock at an exercise price of $0.0000 per share.

The same day, the GRAT sold a total of 18,750 Class A shares in open-market transactions at weighted average prices of $71.7282, $72.4113, $73.7641 and $74.3217. A footnote states these sales were effected under a Rule 10b5-1 trading plan adopted on November 17, 2025.

Following these transactions, the GRAT held 881,250 Class B shares. Other entities associated with McBee indirectly hold additional CoreWeave equity, including Class B shares convertible into 324,000, 108,600 and 122,000 Class A shares, plus 54,000 Class A shares in the Canis Major SM Trust and 1,800 Class A shares held of record by a child.

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		18,750	A	(1)	18,750	I	Canis Minor 2025 GRAT(2)
Class A Common Stock	03/09/2026		S(3)		5,736	D	$71.7282(4)	13,014	I	Canis Minor 2025 GRAT(2)
Class A Common Stock	03/09/2026		S(3)		8,740	D	$72.4113(5)	4,274	I	Canis Minor 2025 GRAT(2)
Class A Common Stock	03/09/2026		S(3)		1,091	D	$73.7641(6)	3,183	I	Canis Minor 2025 GRAT(2)
Class A Common Stock	03/09/2026		S(3)		3,183	D	$74.3217(7)	0	I	Canis Minor 2025 GRAT(2)
Class A Common Stock								54,000	I	Canis Major SM Trust(8)
Class A Common Stock								1,800	I	See Footnote(9)

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			18,750	(1)	(1)	Class A Common Stock	18,750	(1)	881,250	I	Canis Minor 2025 GRAT(2)
Class B Common Stock	(1)							(1)	(1)	Class A Common Stock	324,000		324,000	I	Canis Major 2024 Irrevocable Trust LLC(10)
Class B Common Stock	(1)							(1)	(1)	Class A Common Stock	108,600		108,600	I	Canis Major 2025 Family Trust LLC(11)
Class B Common Stock	(1)							(1)	(1)	Class A Common Stock	122,000		122,000	I	Canis Minor 2025 Family Trust LLC(12)

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 securities are directly held by the Canis Minor 2025 GRAT, of which the reporting person's spouse is the sole beneficiary and trustee.

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

4. 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.

5. 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.

6. 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.

7. 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.

8. 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.

9. The reported securities are directly held of record by the reporting person's child.

10. The reported securities are directly held by the Canis Major 2024 Irrevocable Trust LLC of which the reporting person serves as manager.

11. The reported securities are directly held by the Canis Major 2025 Family Trust LLC, of which the reporting person serves as manager.

12. The reported securities are directly held by the Canis Minor 2025 Family Trust LLC, of which the reporting person serves as manager.

Remarks:

This Form 4 is Part 2 of 2 for this reporting person. Transactions by the reporting person are continued on this 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.
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FAQ

What insider transactions did CoreWeave (CRWV) report for Brannin McBee?

CoreWeave reported that a trust associated with Chief Development Officer Brannin McBee converted 18,750 Class B shares into 18,750 Class A shares, then sold all 18,750 Class A shares in open-market trades on March 9, 2026, according to a Form 4 filing.

Which entity actually sold CoreWeave (CRWV) shares in this Form 4?

The sales were made by the Canis Minor 2025 GRAT, not directly by Brannin McBee. This grantor retained annuity trust converted 18,750 Class B shares into Class A, then sold 18,750 Class A shares in several open-market transactions reported in the filing.

At what prices were the CoreWeave (CRWV) shares sold in the reported trades?

The 18,750 Class A shares were sold in multiple open-market transactions at weighted average prices of $71.7282, $72.4113, $73.7641 and $74.3217 per share. Footnotes explain each average covers a range of individual trade prices within narrow bands.

Was the CoreWeave (CRWV) insider sale made under a Rule 10b5-1 trading plan?

Yes. A footnote states the reported sale was effected pursuant to a Rule 10b5-1 trading plan adopted by Brannin McBee on November 17, 2025. Such plans pre-schedule trades, indicating these dispositions followed an established trading arrangement rather than ad hoc timing decisions.

What CoreWeave (CRWV) holdings remain in the Canis Minor 2025 GRAT after the sale?

After converting and selling 18,750 Class A shares, the Canis Minor 2025 GRAT held 881,250 shares of Class B Common Stock. Each Class B share is convertible into one Class A share under the issuer’s amended and restated certificate of incorporation, according to the disclosed footnote.

What other CoreWeave (CRWV) shares are held through entities linked to Brannin McBee?

Other entities associated with McBee hold additional interests, including Class B shares convertible into 324,000, 108,600 and 122,000 Class A shares, plus 54,000 Class A shares in the Canis Major SM Trust and 1,800 Class A shares held of record by a child, as described in the footnotes.