What did Magnetar-related entities report for CoreWeave (CRWV) on Form 4?

They reported multiple dispositions of Class A common stock executed on 10/10/2025 at weighted-average prices within ranges of $144.22 to $151.35.

Magnetar Entities Report Multiple CRWV Disposals; 9.20M Shares Retained

Q: How many CoreWeave shares remain beneficially owned after the transactions?

The filing discloses an indirect holding of 9,202,863 shares following the reported transactions.

Q: Which Magnetar entities are listed as reporting persons on the CRWV Form 4?

The reporting group includes Magnetar Financial LLC , Magnetar Capital Partners LP , Supernova Management LLC and David J. Snyderman .

Q: Who signed the Form 4 for these disclosures?

The form is signed by Hayley A. Stein as attorney-in-fact for David J. Snyderman in multiple representative capacities on 10/10/2025.

Filing Impact

(Very High)

Filing Sentiment

(Very Negative)

Form Type

Rhea-AI Filing Summary

Magnetar-related entities disclosed multiple sales of CoreWeave (CRWV) Class A common stock on 10/10/2025. The filing shows a series of dispositions executed at weighted-average prices within reported ranges from $144.22 to $151.35. Individual reported sale lots include blocks such as 74,096 shares at an average in the $148.41–$149.40 range and several smaller blocks; the largest single-line post-transaction indirect holding disclosed is 9,202,863 shares. The reporting group includes Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman, each disclaiming beneficial ownership except to the extent of pecuniary interest. The form is signed by an attorney-in-fact for the reporting persons.

Insights

Large, coordinated disposals by Magnetar entities on 10/10/2025 at prices ~$144–$151.

The transaction sequence shows multiple reported dispositions of Class A common stock executed the same day across Magnetar-managed vehicles and related entities. Pricing is disclosed as weighted averages with per-lot ranges from $144.22 to $151.35, and a notable single reported lot of 74,096 shares.

Primary dependency is the remaining indirect position of 9,202,863 shares; monitor filings for subsequent Section 16 disclosures to track further position changes within the next reporting period.

Insider Trade Summary

Net Seller: 208,207 shares ($30,980,194)

Net Sell 29 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 208,207 shs ($30.98M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	1,523	$144.55	$220K
Sale	Class A Common Stock	708	$145.87	$103K
Sale	Class A Common Stock	944	$146.65	$138K
Sale	Class A Common Stock	118	$147.40	$17K
Sale	Class A Common Stock	74,096	$148.50	$11.00M
Sale	Class A Common Stock	9,446	$150.36	$1.42M
Sale	Class A Common Stock	7,085	$151.31	$1.07M
Sale	Class A Common Stock	940	$144.55	$136K
Sale	Class A Common Stock	438	$145.87	$64K
Sale	Class A Common Stock	584	$146.65	$86K
Sale	Class A Common Stock	73	$147.40	$11K
Sale	Class A Common Stock	45,665	$148.50	$6.78M
Sale	Class A Common Stock	5,822	$150.36	$875K
Sale	Class A Common Stock	4,367	$151.31	$661K
Sale	Class A Common Stock	754	$144.55	$109K
Sale	Class A Common Stock	354	$145.87	$52K
Sale	Class A Common Stock	470	$146.65	$69K
Sale	Class A Common Stock	59	$147.40	$9K
Sale	Class A Common Stock	36,789	$148.50	$5.46M
Sale	Class A Common Stock	4,690	$150.36	$705K
Sale	Class A Common Stock	3,517	$151.31	$532K
Sale	Class A Common Stock	157	$144.55	$23K
Sale	Class A Common Stock	72	$145.87	$11K
Sale	Class A Common Stock	98	$146.65	$14K
Sale	Class A Common Stock	12	$147.40	$2K
Sale	Class A Common Stock	7,707	$148.50	$1.14M
Sale	Class A Common Stock	982	$150.36	$148K
Sale	Class A Common Stock	737	$151.31	$112K
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 9,566,286 shares (Indirect, Footnotes)

Footnotes (1)

The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $144.22 to $144.96, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (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 footnote and in footnotes 2, 3, 4, 5 and 6. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $145.35 to $146.30, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $146.39 to $146.85, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $148.41 to $149.40, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $149.82 to $150.60, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $151.30 to $151.35, inclusive. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Longhorn Fund LP, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC, and the general partner of Magnetar Structured Credit Fund, LP (collectively, the "Magnetar Funds"). 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. 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. These securities are held directly by Magnetar Structured Credit Fund, LP. These securities are held directly by Magnetar Xing He Master Fund Ltd. These securities are held directly by Purpose Alternative Credit Fund - F LLC. These securities are held directly by Purpose Alternative Credit Fund - T LLC. These securities are held directly by Magnetar Longhorn Fund LP.

Form 4 Insider Transactions: What Each Field Means →

10/10/2025 - 09:59 PM

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)
10/10/2025

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)
Class A Common Stock	10/10/2025		S		1,523	D	$144.55⁽¹⁾	9,566,286	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹⁰⁾
Class A Common Stock	10/10/2025		S		708	D	$145.87⁽²⁾	9,565,578	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹⁰⁾
Class A Common Stock	10/10/2025		S		944	D	$146.65⁽³⁾	9,564,634	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹⁰⁾
Class A Common Stock	10/10/2025		S		118	D	$147.4	9,564,516	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹⁰⁾
Class A Common Stock	10/10/2025		S		74,096	D	$148.5⁽⁴⁾	9,490,420	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹⁰⁾
Class A Common Stock	10/10/2025		S		9,446	D	$150.36⁽⁵⁾	9,480,974	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹⁰⁾
Class A Common Stock	10/10/2025		S		7,085	D	$151.31⁽⁶⁾	9,473,889	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹⁰⁾
Class A Common Stock	10/10/2025		S		940	D	$144.55⁽¹⁾	3,783,438	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹¹⁾
Class A Common Stock	10/10/2025		S		438	D	$145.87⁽²⁾	3,783,000	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹¹⁾
Class A Common Stock	10/10/2025		S		584	D	$146.65⁽³⁾	3,782,416	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹¹⁾
Class A Common Stock	10/10/2025		S		73	D	$147.4	3,782,343	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹¹⁾
Class A Common Stock	10/10/2025		S		45,665	D	$148.5⁽⁴⁾	3,736,678	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹¹⁾
Class A Common Stock	10/10/2025		S		5,822	D	$150.36⁽⁵⁾	3,730,856	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹¹⁾
Class A Common Stock	10/10/2025		S		4,367	D	$151.31⁽⁶⁾	3,726,489	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹¹⁾
Class A Common Stock	10/10/2025		S		754	D	$144.55⁽¹⁾	3,448,524	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹²⁾
Class A Common Stock	10/10/2025		S		354	D	$145.87⁽²⁾	3,448,170	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹²⁾
Class A Common Stock	10/10/2025		S		470	D	$146.65⁽³⁾	3,447,700	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹²⁾
Class A Common Stock	10/10/2025		S		59	D	$147.4	3,447,641	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹²⁾
Class A Common Stock	10/10/2025		S		36,789	D	$148.5⁽⁴⁾	3,410,852	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹²⁾
Class A Common Stock	10/10/2025		S		4,690	D	$150.36⁽⁵⁾	3,406,162	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹²⁾
Class A Common Stock	10/10/2025		S		3,517	D	$151.31⁽⁶⁾	3,402,645	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹²⁾
Class A Common Stock	10/10/2025		S		157	D	$144.55⁽¹⁾	959,819	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹³⁾
Class A Common Stock	10/10/2025		S		72	D	$145.87⁽²⁾	959,747	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹³⁾
Class A Common Stock	10/10/2025		S		98	D	$146.65⁽³⁾	959,649	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹³⁾
Class A Common Stock	10/10/2025		S		12	D	$147.4	959,637	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹³⁾
Class A Common Stock	10/10/2025		S		7,707	D	$148.5⁽⁴⁾	951,930	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹³⁾
Class A Common Stock	10/10/2025		S		982	D	$150.36⁽⁵⁾	950,948	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹³⁾
Class A Common Stock	10/10/2025		S		737	D	$151.31⁽⁶⁾	950,211	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹³⁾
Class A Common Stock								9,202,863	I	Footnotes⁽⁷⁾⁽⁸⁾⁽⁹⁾⁽¹⁴⁾

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)

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. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $144.22 to $144.96, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (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 footnote and in footnotes 2, 3, 4, 5 and 6.

2. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $145.35 to $146.30, inclusive.

3. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $146.39 to $146.85, inclusive.

4. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $148.41 to $149.40, inclusive.

5. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $149.82 to $150.60, inclusive.

6. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $151.30 to $151.35, inclusive.

7. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Longhorn Fund LP, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC, and the general partner of Magnetar Structured Credit Fund, LP (collectively, the "Magnetar Funds").

8. 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.

9. 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.

10. These securities are held directly by Magnetar Structured Credit Fund, LP.

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

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

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

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

	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as 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	10/10/2025
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as Manager of Supernova Management LLC, which is the General Partner of Magnetar Capital Partners LP	10/10/2025
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as Manager of Supernova Management LLC	10/10/2025
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman	10/10/2025
	** 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.

Source: View Original Filing on SEC EDGAR

FAQ

How many CoreWeave shares remain beneficially owned after the transactions?

The filing discloses an indirect holding of 9,202,863 shares following the reported transactions.

Which Magnetar entities are listed as reporting persons on the CRWV Form 4?

The reporting group includes Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman.

What price ranges were disclosed for the sales of CRWV shares?

The footnotes disclose sale price ranges of $144.22–$144.96, $145.35–$146.30, $146.39–$146.85, $148.41–$149.40, $149.82–$150.60, and $151.30–$151.35.

Who signed the Form 4 for these disclosures?

The form is signed by Hayley A. Stein as attorney-in-fact for David J. Snyderman in multiple representative capacities on 10/10/2025.

Magnetar Entities Report Multiple CRWV Disposals; 9.20M Shares Retained

Rhea-AI Filing Summary

Positive

Negative

Insights

Institutional Investor Relations Analyst positive

Insider Trade Summary

FAQ

What did Magnetar-related entities report for CoreWeave (CRWV) on Form 4?

How many CoreWeave shares remain beneficially owned after the transactions?

Which Magnetar entities are listed as reporting persons on the CRWV Form 4?

What price ranges were disclosed for the sales of CRWV shares?

Who signed the Form 4 for these disclosures?