Other4

CoreWeave, Inc.

Total Value

$260.0M

Filing Date

Aug 14, 2026

1 transactions

Trade Summary

On Aug 12, 2026, Magnetar Financial LLC, 10% Owner, reported $260.0M of CoreWeave, Inc. (CRWV) across 1 transactions. The filing covers company securities and reflects balanced net activity of $0. Reported prices ranged from $130.00. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.

Insider Information

Name: Magnetar Financial LLC
Role: 10% Owner
Location: EVANSTON, IL

Filing Details

Filing Date: Aug 14, 2026
Transaction Date: Aug 12, 2026
Accession Number: 0001104659-26-097430
Form Type: 4

Derivative Transactions

Date	Security	Shares	Exercise Price	Type	Value
Aug 12, 2026	CRWV derivative	183,640	$130.00	Sale	$23.9M
Aug 12, 2026	CRWV derivative	627,486	$130.00	Sale	$81.6M
Aug 12, 2026	CRWV derivative	8,503	$130.00	Sale	$1.1M
Aug 12, 2026	CRWV derivative	183,381	$130.00	Sale	$23.8M
Aug 12, 2026	CRWV derivative	251,762	$130.00	Sale	$32.7M
Aug 12, 2026	CRWV derivative	315,583	$130.00	Sale	$41.0M
Aug 12, 2026	CRWV derivative	268,446	$130.00	Sale	$34.9M
Aug 12, 2026	CRWV derivative	133,276	$130.00	Sale	$17.3M
Aug 12, 2026	CRWV derivative	27,923	$130.00	Sale	$3.6M

Want live alerts when Magnetar Financial LLC trades again?

Download Insider Trades to track CRWV, follow insiders, and get mobile alerts when new SEC Form 4 filings are published.

iOS App Android App

Footnotes

(F1)Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, 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 Lake Credit Fund LLC (collectively, the "Magnetar Funds").
(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.
(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.
(F4)These securities are held directly by CW Opportunity 2 LP.
(F5)These securities are held directly by CW Opportunity LLC.
(F6)These securities are held directly by Magnetar Capital Master Fund, Ltd.
(F7)These securities are held directly by Magnetar Constellation Master Fund, Ltd.
(F8)These securities are held directly by Magnetar Lake Credit Fund LLC.
(F9)These securities are held directly by Magnetar Longhorn Fund LP.
(F10)These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.
(F11)These securities are held directly by Purpose Alternative Credit Fund - F LLC.
(F12)These securities are held directly by Purpose Alternative Credit Fund - T LLC.

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

60201

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

3. Date of Earliest Transaction (Month/Day/Year)
08/12/2026

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

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

	Form filed by One Reporting Person
X	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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Call option (obligation to sell)	$130	08/12/2026		S			183,640	03/19/2027	03/19/2027	Class A Common Stock	183,640	$3,659,027	183,640	I	Footnotes⁽¹⁾⁽²⁾⁽³⁾⁽⁴⁾
Call option (obligation to sell)	$130	08/12/2026		S			627,486	03/19/2027	03/19/2027	Class A Common Stock	627,486	$12,502,658.55	627,486	I	Footnotes⁽¹⁾⁽²⁾⁽³⁾⁽⁵⁾
Call option (obligation to sell)	$130	08/12/2026		S			8,503	03/19/2027	03/19/2027	Class A Common Stock	8,503	$169,422.28	8,503	I	Footnotes⁽¹⁾⁽²⁾⁽³⁾⁽⁶⁾
Call option (obligation to sell)	$130	08/12/2026		S			183,381	03/19/2027	03/19/2027	Class A Common Stock	183,381	$3,653,866.43	183,381	I	Footnotes⁽¹⁾⁽²⁾⁽³⁾⁽⁷⁾
Call option (obligation to sell)	$130	08/12/2026		S			251,762	03/19/2027	03/19/2027	Class A Common Stock	251,762	$5,016,357.85	251,762	I	Footnotes⁽¹⁾⁽²⁾⁽³⁾⁽⁸⁾
Call option (obligation to sell)	$130	08/12/2026		S			315,583	03/19/2027	03/19/2027	Class A Common Stock	315,583	$6,287,991.28	315,583	I	Footnotes⁽¹⁾⁽²⁾⁽³⁾⁽⁹⁾
Call option (obligation to sell)	$130	08/12/2026		S			268,446	03/19/2027	03/19/2027	Class A Common Stock	268,446	$5,348,786.55	268,446	I	Footnotes⁽¹⁾⁽²⁾⁽³⁾⁽¹⁰⁾
Call option (obligation to sell)	$130	08/12/2026		S			133,276	03/19/2027	03/19/2027	Class A Common Stock	133,276	$2,655,524.3	133,276	I	Footnotes⁽¹⁾⁽²⁾⁽³⁾⁽¹¹⁾
Call option (obligation to sell)	$130	08/12/2026		S			27,923	03/19/2027	03/19/2027	Class A Common Stock	27,923	$556,365.78	27,923	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

60201

(City)

(State)

(Zip)

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

60201

(City)

(State)

(Zip)

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

60201

(City)

(State)

(Zip)

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

60201

(City)

(State)

(Zip)

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 CW Opportunity 2 LP, CW Opportunity LLC, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, 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 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 CW Opportunity 2 LP.

5. These securities are held directly by CW Opportunity LLC.

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

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

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

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

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

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	08/14/2026
	/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	08/14/2026
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as Administrative Manager of Supernova Management LLC	08/14/2026
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman	08/14/2026
	** 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 as rendered by the SEC from accession 0001104659-26-097430.

CoreWeave, Inc.

Trade Summary

Company Information

Insider Information

Filing Details

Derivative Transactions

Want live alerts when Magnetar Financial LLC trades again?

Footnotes

SEC Form 4

SEC Filing

SEC Form 4