Magnetar funds sell CoreWeave warrants in insider filing

CoreWeave, Inc. insider Magnetar-affiliated funds reported an open-market sale of derivative securities tied to the company.

Rhea-AI Filing Summary

CoreWeave, Inc. insider Magnetar-affiliated funds reported an open-market sale of derivative securities tied to the company. Investment vehicles managed by Magnetar Financial LLC sold 40,000 warrants (rights to buy Class A Common Stock) at a transaction price of $125.2005 per warrant, leaving 74,505 warrants in that position. The warrants have an exercise price of $1.5495 per share and expire on October 17, 2029. Magnetar Financial, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman each disclaim beneficial ownership of the CoreWeave shares underlying these securities except to the extent of their pecuniary interest.

Insider Trade Summary

Net Seller: 40,000 shares

Net Sell 9 txns

Insider Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, Snyderman David J.

Role 10% Owner | 10% Owner | 10% Owner | 10% Owner

Sold 40,000 shs ($5.01M)

Type	Security	Shares	Price	Value
Sale	Warrant (right to buy)	40,000	$125.2005	$5.01M
holding	Warrant (right to buy)	--	--	--
holding	Warrant (right to buy)	--	--	--
holding	Warrant (right to buy)	--	--	--
holding	Warrant (right to buy)	--	--	--
holding	Warrant (right to buy)	--	--	--
holding	Warrant (right to buy)	--	--	--
holding	Warrant (right to buy)	--	--	--
holding	Warrant (right to buy)	--	--	--

Holdings After Transaction: Warrant (right to buy) — 1,000,956 contracts for 926,451 underlying shares (Indirect, Footnotes)

Footnotes (12)

1. F1. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").
2. F2. Magnetar Capital Partners LP ("Magnetar Capital Partners") is the sole member and parent holding company of Magnetar Financial. Supernova Management LLC ("Supernova Management") is the general partner of Magnetar Capital Partners. The administrative manager of Supernova Management is David J. Snyderman, a citizen of the United States of America.
3. F3. Each of the Magnetar Funds, Magnetar Financial, Magnetar Capital Partners, Supernova Management and David J. Snyderman disclaims beneficial ownership of these shares of Common Stock of the Issuer, except to the extent of its or his pecuniary interest therein.
4. F4. These securities are held directly by Magnetar SC Fund Ltd.
5. F5. These securities are held directly by Magnetar Alpha Star Fund LLC.
6. F6. These securities are held directly by Magnetar Constellation Master Fund, Ltd.
7. F7. These securities are held directly by Magnetar Lake Credit Fund LLC.
8. F8. These securities are held directly by Magnetar Longhorn Fund LP.
9. F9. These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.
10. F10. These securities are held directly by Magnetar Xing He Master Fund Ltd.
11. F11. These securities are held directly by Purpose Alternative Credit Fund - F LLC.
12. F12. These securities are held directly by Purpose Alternative Credit Fund - T LLC.

Key Figures

Warrants sold: 40,000 warrants Sale price per warrant: $125.2005 per warrant Warrants remaining in position: 74,505 warrants +3 more

6 metrics

Warrants sold 40,000 warrants Open-market sale of warrants on Class A Common Stock

Sale price per warrant $125.2005 per warrant Transaction price for 40,000 warrants

Warrants remaining in position 74,505 warrants Total warrants following the reported sale in that line

Warrant exercise price $1.5495 per share Exercise price for underlying Class A Common Stock

Warrant expiration date October 17, 2029 Expiration of reported CoreWeave warrants

Net share direction 40,000 net shares sold transactionSummary shows net-sell of 40,000 underlying shares

Key Terms

Warrant (right to buy), open-market sale, ten percent owner, pecuniary interest, +1 more

5 terms

Warrant (right to buy) financial

""security_title": "Warrant (right to buy)""

open-market sale financial

""transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

ten percent owner financial

""is_ten_percent_owner": 1"

pecuniary interest financial

"except to the extent of its or his pecuniary interest therein"

beneficial ownership financial

"disclaims beneficial ownership of these shares of Common Stock"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

FAQ

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

What did Magnetar-related entities report in this CoreWeave (CRWV) Form 4?

Magnetar-related investment funds reported selling 40,000 warrants tied to CoreWeave Class A Common Stock. The transaction was an open-market sale of derivative securities and left 74,505 warrants remaining in that particular position after the sale, according to the filing’s data.

At what price were the CoreWeave (CRWV) warrants sold by Magnetar-affiliated funds?

The reported transaction price was $125.2005 per warrant for 40,000 warrants. This price applies to the derivative security itself, which represents a right to buy CoreWeave Class A Common Stock on the terms specified in the warrant documentation.

What are the exercise terms of the CoreWeave (CRWV) warrants held by Magnetar funds?

The warrants have an exercise price of $1.5495 per share of CoreWeave Class A Common Stock. They became exercisable on October 17, 2022 and are scheduled to expire on October 17, 2029, providing a multi-year window for potential exercise.

How many CoreWeave (CRWV) warrants remain after the reported sale?

For the specific warrant position where 40,000 warrants were sold, 74,505 warrants remained following the transaction. Additional warrant positions with different underlying share amounts are also reported as indirectly held by Magnetar-related entities in the same Form 4.

Who is disclosed as having interests in the CoreWeave (CRWV) warrants on this Form 4?

The filing lists Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman, along with various Magnetar funds. Each entity and Mr. Snyderman disclaim beneficial ownership of CoreWeave shares except to the extent of any pecuniary interest.

Which entities directly hold the CoreWeave (CRWV) warrant securities mentioned in the Form 4?

Footnotes explain that the warrants are held directly by various Magnetar and Purpose-branded funds, such as Magnetar SC Fund Ltd and Purpose Alternative Credit Fund vehicles. Magnetar Financial serves as investment adviser or manager to these funds, according to the disclosure.

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

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Accepted by SEC EDGAR 05/06/2026 - 08:34 PM Learn about SEC filing dates

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).

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^*

Magnetar Financial LLC

(Last) (First) (Middle)

1603 ORRINGTON AVENUE

13TH FLOOR

(Street)

EVANSTON ILLINOIS 60201

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/04/2026

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

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

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

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

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
Warrant (right to buy)	$1.5495	05/04/2026		S			40,000	10/17/2022	10/17/2029	Class A Common Stock	40,000	$125.2005	74,505	I	Footnotes(1)(2)(3)(4)
Warrant (right to buy)	$1.5495							10/17/2022	10/17/2029	Class A Common Stock	114,505		114,505	I	Footnotes(1)(2)(3)(5)
Warrant (right to buy)	$1.5495							10/17/2022	10/17/2029	Class A Common Stock	124,915		124,915	I	Footnotes(1)(2)(3)(6)
Warrant (right to buy)	$1.5495							10/17/2022	10/17/2029	Class A Common Stock	218,601		218,601	I	Footnotes(1)(2)(3)(7)
Warrant (right to buy)	$1.5495							10/17/2022	10/17/2029	Class A Common Stock	20,819		20,819	I	Footnotes(1)(2)(3)(8)
Warrant (right to buy)	$1.5495							10/17/2022	10/17/2029	Class A Common Stock	62,457		62,457	I	Footnotes(1)(2)(3)(9)
Warrant (right to buy)	$1.5495							10/17/2022	10/17/2029	Class A Common Stock	229,011		229,011	I	Footnotes(1)(2)(3)(10)
Warrant (right to buy)	$1.5495							10/17/2022	10/17/2029	Class A Common Stock	145,734		145,734	I	Footnotes(1)(2)(3)(11)
Warrant (right to buy)	$1.5495							10/17/2022	10/17/2029	Class A Common Stock	10,409		10,409	I	Footnotes(1)(2)(3)(12)

1. Name and Address of Reporting Person^*

Magnetar Financial LLC

(Last) (First) (Middle)

1603 ORRINGTON AVENUE

13TH FLOOR

(Street)

EVANSTON ILLINOIS 60201

(City) (State) (Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

Magnetar Capital Partners LP

(Last) (First) (Middle)

1603 ORRINGTON AVENUE

13TH FLOOR

(Street)

EVANSTON ILLINOIS 60201

(City) (State) (Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

Supernova Management LLC

(Last) (First) (Middle)

1603 ORRINGTON AVENUE

13TH FLOOR

(Street)

EVANSTON ILLINOIS 60201

(City) (State) (Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

Snyderman David J.

(Last) (First) (Middle)

1603 ORRINGTON AVENUE

13TH FLOOR

(Street)

EVANSTON ILLINOIS 60201

(City) (State) (Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer

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

Explanation of Responses:

1. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

2. Magnetar Capital Partners LP ("Magnetar Capital Partners") is the sole member and parent holding company of Magnetar Financial. Supernova Management LLC ("Supernova Management") is the general partner of Magnetar Capital Partners. The administrative manager of Supernova Management is David J. Snyderman, a citizen of the United States of America.

3. Each of the Magnetar Funds, Magnetar Financial, Magnetar Capital Partners, Supernova Management and David J. Snyderman disclaims beneficial ownership of these shares of Common Stock of the Issuer, except to the extent of its or his pecuniary interest therein.

4. These securities are held directly by Magnetar SC Fund Ltd.

5. These securities are held directly by Magnetar Alpha Star Fund LLC.

6. These securities are held directly by Magnetar Constellation Master Fund, Ltd.

7. These securities are held directly by Magnetar Lake Credit Fund LLC.

8. These securities are held directly by Magnetar Longhorn Fund LP.

9. These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.

10. These securities are held directly by Magnetar Xing He Master Fund Ltd.

11. These securities are held directly by Purpose Alternative Credit Fund - F LLC.

12. These securities are held directly by Purpose Alternative Credit Fund - T LLC.

	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as Administrative Manager of Supernova Management LLC, which is the General Partner of Magnetar Capital Partners LP, which is in turn the Sole Member of Magnetar Financial LLC	05/06/2026
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as Administrative Manager of Supernova Management LLC, which is the General Partner of Magnetar Capital Partners LP	05/06/2026
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as Administrative Manager of Supernova Management LLC	05/06/2026
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman	05/06/2026
	** 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.
* Form 4: SEC 1474 (03-26)