CRWV: Magnetar funds report open‑market share sales on Oct 28

Q: What price ranges were disclosed for the CRWV share sales?

Ranges included $134.83–$135.80 , $136.40–$137.09 , $137.40–$138.38 , $138.67–$139.59 , and $139.70–$140.59 , plus a sale at $141.74 .

Q: Were any large tranches detailed in the CoreWeave Form 4?

Yes, including 101,592 shares at $138.38 and 74,000 shares at $138.38 , alongside several smaller lots.

Q: How were the positions held according to the filing?

The positions are listed as indirect holdings by specific Magnetar funds, with post‑transaction beneficial ownership amounts shown for each fund.

Q: Does the Form 4 indicate issuer proceeds for CRWV?

No. These are shareholder sales (code S), so proceeds go to the selling holders, not the company.

Filing Impact

(Very High)

Filing Sentiment

(Very Negative)

Form Type

Rhea-AI Filing Summary

CoreWeave (CRWV): Magnetar-affiliated funds reported open‑market sales of Class A common stock on 10/28/2025. The trades were executed at weighted average prices within disclosed ranges, including $134.83–$135.80, $136.40–$137.09, $137.40–$138.38, $138.67–$139.59, and $139.70–$140.59, with an additional sale at $141.74.

Individual tranches disclosed include 101,592 shares at a weighted average price of $138.38 and 74,000 shares at a weighted average price of $138.38, among other smaller lots. The filing lists these positions as indirect holdings tied to specific Magnetar funds, with post‑transaction beneficial ownership amounts shown for each fund.

Insights

Routine Form 4 reporting multiple open‑market sales; neutral.

The filing reports code S transactions, indicating open‑market sales of CoreWeave Class A shares on 10/28/2025 by Magnetar‑affiliated funds. Prices are presented as weighted averages with precise intra‑range disclosures, consistent with standard Section 16 reporting practices.

The disclosure attributes indirect ownership to specific Magnetar funds and provides post‑transaction beneficial holdings per fund. No issuer cash flows are involved; these are shareholder sales. Actual market impact depends on trade size relative to float and liquidity, which is not provided in the excerpt.

Key specifics include tranches such as 101,592 shares at $138.38 and 74,000 shares at $138.38, plus sales at ranges up to $141.74. Subsequent filings may provide additional context if further transactions occur.

Insider Trade Summary

Net Seller: 435,637 shares ($60,384,774)

Net Sell 30 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 435,637 shs ($60.38M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	192	$134.89	$26K
Sale	Class A Common Stock	24	$136.86	$3K
Sale	Class A Common Stock	3,434	$138.38	$475K
Sale	Class A Common Stock	1,277	$139.18	$178K
Sale	Class A Common Stock	465	$140.21	$65K
Sale	Class A Common Stock	28	$141.74	$4K
Sale	Class A Common Stock	4,095	$134.88	$552K
Sale	Class A Common Stock	486	$136.86	$67K
Sale	Class A Common Stock	74,000	$138.38	$10.24M
Sale	Class A Common Stock	27,429	$139.18	$3.82M
Sale	Class A Common Stock	9,988	$140.21	$1.40M
Sale	Class A Common Stock	585	$141.74	$83K
Sale	Class A Common Stock	5,621	$134.88	$758K
Sale	Class A Common Stock	666	$136.86	$91K
Sale	Class A Common Stock	101,592	$138.38	$14.06M
Sale	Class A Common Stock	37,647	$139.18	$5.24M
Sale	Class A Common Stock	13,708	$140.21	$1.92M
Sale	Class A Common Stock	802	$141.74	$114K
Sale	Class A Common Stock	3,802	$134.88	$513K
Sale	Class A Common Stock	450	$136.86	$62K
Sale	Class A Common Stock	68,734	$138.38	$9.51M
Sale	Class A Common Stock	25,472	$139.18	$3.55M
Sale	Class A Common Stock	9,275	$140.21	$1.30M
Sale	Class A Common Stock	543	$141.74	$77K
Sale	Class A Common Stock	1,590	$134.88	$214K
Sale	Class A Common Stock	186	$136.86	$25K
Sale	Class A Common Stock	28,773	$138.38	$3.98M
Sale	Class A Common Stock	10,662	$139.18	$1.48M
Sale	Class A Common Stock	3,883	$140.21	$544K
Sale	Class A Common Stock	228	$141.74	$32K

Holdings After Transaction: Class A Common Stock — 312,235 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 $134.83 to $135.80, 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, and 5. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $136.40 to $137.09, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.40 to $138.38, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $138.67 to $139.59, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $139.70 to $140.59, inclusive. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, and Magnetar SC Fund Ltd and the manager of Magnetar Lake Credit Fund LLC (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 Capital Master Fund, Ltd. These securities are held directly by Magnetar Constellation Master Fund, Ltd. These securities are held directly by Magnetar Lake Credit Fund LLC. These securities are held directly by Magnetar Longhorn Fund LP. These securities are held directly by Magnetar SC Fund Ltd.

Form 4 Insider Transactions: What Each Field Means →

10/29/2025 - 09:30 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)
10/28/2025

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	10/28/2025		S		192	D	$134.89⁽¹⁾	312,235	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽⁹⁾
Class A Common Stock	10/28/2025		S		24	D	$136.86⁽²⁾	312,211	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽⁹⁾
Class A Common Stock	10/28/2025		S		3,434	D	$138.38⁽³⁾	308,777	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽⁹⁾
Class A Common Stock	10/28/2025		S		1,277	D	$139.18⁽⁴⁾	307,500	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽⁹⁾
Class A Common Stock	10/28/2025		S		465	D	$140.21⁽⁵⁾	307,035	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽⁹⁾
Class A Common Stock	10/28/2025		S		28	D	$141.74	307,007	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽⁹⁾
Class A Common Stock	10/28/2025		S		4,095	D	$134.88⁽¹⁾	5,275,469	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹⁰⁾
Class A Common Stock	10/28/2025		S		486	D	$136.86⁽²⁾	5,274,983	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹⁰⁾
Class A Common Stock	10/28/2025		S		74,000	D	$138.38⁽³⁾	5,200,983	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹⁰⁾
Class A Common Stock	10/28/2025		S		27,429	D	$139.18⁽⁴⁾	5,173,554	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹⁰⁾
Class A Common Stock	10/28/2025		S		9,988	D	$140.21⁽⁵⁾	5,163,566	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹⁰⁾
Class A Common Stock	10/28/2025		S		585	D	$141.74	5,162,981	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹⁰⁾
Class A Common Stock	10/28/2025		S		5,621	D	$134.88⁽¹⁾	6,573,445	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹¹⁾
Class A Common Stock	10/28/2025		S		666	D	$136.86⁽²⁾	6,572,779	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹¹⁾
Class A Common Stock	10/28/2025		S		101,592	D	$138.38⁽³⁾	6,471,187	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹¹⁾
Class A Common Stock	10/28/2025		S		37,647	D	$139.18⁽⁴⁾	6,433,540	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹¹⁾
Class A Common Stock	10/28/2025		S		13,708	D	$140.21⁽⁵⁾	6,419,832	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹¹⁾
Class A Common Stock	10/28/2025		S		802	D	$141.74	6,419,030	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹¹⁾
Class A Common Stock	10/28/2025		S		3,802	D	$134.88⁽¹⁾	9,136,320	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹²⁾
Class A Common Stock	10/28/2025		S		450	D	$136.86⁽²⁾	9,135,870	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹²⁾
Class A Common Stock	10/28/2025		S		68,734	D	$138.38⁽³⁾	9,067,136	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹²⁾
Class A Common Stock	10/28/2025		S		25,472	D	$139.18⁽⁴⁾	9,041,664	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹²⁾
Class A Common Stock	10/28/2025		S		9,275	D	$140.21⁽⁵⁾	9,032,389	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹²⁾
Class A Common Stock	10/28/2025		S		543	D	$141.74	9,031,846	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹²⁾
Class A Common Stock	10/28/2025		S		1,590	D	$134.88⁽¹⁾	1,282,011	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹³⁾
Class A Common Stock	10/28/2025		S		186	D	$136.86⁽²⁾	1,281,825	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹³⁾
Class A Common Stock	10/28/2025		S		28,773	D	$138.38⁽³⁾	1,253,052	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹³⁾
Class A Common Stock	10/28/2025		S		10,662	D	$139.18⁽⁴⁾	1,242,390	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹³⁾
Class A Common Stock	10/28/2025		S		3,883	D	$140.21⁽⁵⁾	1,238,507	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹³⁾
Class A Common Stock	10/28/2025		S		228	D	$141.74	1,238,279	I	Footnotes⁽⁶⁾⁽⁷⁾⁽⁸⁾⁽¹³⁾

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 $134.83 to $135.80, 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, and 5.

2. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $136.40 to $137.09, inclusive.

3. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.40 to $138.38, inclusive.

4. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $138.67 to $139.59, inclusive.

5. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $139.70 to $140.59, inclusive.

6. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, and Magnetar SC Fund Ltd and the manager of Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

7. 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.

8. 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.

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

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

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

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

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

	/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	10/29/2025
	/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	10/29/2025
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as Manager of Supernova Management LLC	10/29/2025
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman	10/29/2025
	** 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

What did CoreWeave (CRWV) insiders report in this filing?

Affiliated Magnetar funds reported open‑market sales of Class A shares on 10/28/2025 at weighted average prices within stated ranges.

Were any large tranches detailed in the CoreWeave Form 4?

Yes, including 101,592 shares at $138.38 and 74,000 shares at $138.38, alongside several smaller lots.

How were the positions held according to the filing?

The positions are listed as indirect holdings by specific Magnetar funds, with post‑transaction beneficial ownership amounts shown for each fund.

Does the Form 4 indicate issuer proceeds for CRWV?

No. These are shareholder sales (code S), so proceeds go to the selling holders, not the company.

CRWV: Magnetar funds report open‑market share sales on Oct 28

Rhea-AI Filing Summary

Positive

Negative

Insights

Securities law analyst neutral

Insider Trade Summary

FAQ

What did CoreWeave (CRWV) insiders report in this filing?

What price ranges were disclosed for the CRWV share sales?

Were any large tranches detailed in the CoreWeave Form 4?

How were the positions held according to the filing?

Does the Form 4 indicate issuer proceeds for CRWV?