CRWV Form 4: Magnetar affiliates sell shares across $134.83–$141.74

Q: What were the largest reported tranches?

Examples include 253,201 shares at $138.38 and 93,830 shares at $139.18 .

Q: Which entities were involved in the sales?

Entities included CW Opportunity LLC , CW Opportunity 2 LP , Longhorn Special Opportunities Fund LP , and Magnetar Alpha Star Fund LLC .

Q: How many shares did certain entities hold after the trades?

Reported beneficial holdings included 22,653,148 shares (CW Opportunity LLC) and 5,635,723 shares (CW Opportunity 2 LP).

Q: What is the relationship of the reporting persons to CoreWeave (CRWV)?

The filing indicates the reporting persons are a Director and 10% Owner .

Q: Were the prices reported as single fills or averages?

Prices were weighted averages , with detailed ranges disclosed for each tranche.

Filing Impact

(Very High)

Filing Sentiment

(Very Negative)

Form Type

Rhea-AI Filing Summary

CoreWeave, Inc. (CRWV) reporting persons affiliated with Magnetar disclosed open‑market sales of Class A common stock on 10/28/2025. The transactions were executed in multiple tranches at weighted‑average prices across disclosed ranges of $134.83 to $141.74.

Notable tranches included 253,201 shares at $138.38 and 93,830 shares at $139.18, alongside other smaller sales. Following these transactions, reported beneficial holdings included 22,653,148 shares for CW Opportunity LLC and 5,635,723 shares for CW Opportunity 2 LP, with additional Magnetar‑affiliated funds also reporting updated positions. The filing indicates the reporting persons are a Director and 10% Owner.

Insights

Multiple Magnetar-affiliated funds reported open-market sales on 10/28/2025 at $134.83–$141.74.

Affiliates of Magnetar reported sales of CoreWeave (CRWV) Class A shares across several tranches on 10/28/2025. The filing lists weighted-average execution prices, with disclosed ranges from $134.83 to $141.74, and specific tranches such as 253,201 shares at $138.38 and 93,830 shares at $139.18.

Post-transaction beneficial holdings were updated by vehicle, including 22,653,148 shares for CW Opportunity LLC and 5,635,723 shares for CW Opportunity 2 LP, among others. The report identifies the filers as both Director and 10% Owner.

These are shareholder sales and indicate trading activity by the reporting persons. Actual market impact depends on trading volume and liquidity, which are not provided in the excerpt.

Insider Trade Summary

Net Seller: 639,675 shares ($88,666,857)

Net Sell 25 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 639,675 shs ($88.67M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	3,309	$134.93	$446K
Sale	Class A Common Stock	1,780	$136.71	$243K
Sale	Class A Common Stock	1,637	$137.57	$225K
Sale	Class A Common Stock	74,355	$138.56	$10.30M
Sale	Class A Common Stock	9,791	$139.66	$1.37M
Sale	Class A Common Stock	4,884	$140.53	$686K
Sale	Class A Common Stock	441	$141.74	$63K
Sale	Class A Common Stock	14,000	$134.88	$1.89M
Sale	Class A Common Stock	1,650	$136.86	$226K
Sale	Class A Common Stock	253,201	$138.38	$35.04M
Sale	Class A Common Stock	93,830	$139.18	$13.06M
Sale	Class A Common Stock	34,165	$140.21	$4.79M
Sale	Class A Common Stock	2,000	$141.74	$283K
Sale	Class A Common Stock	3,243	$134.88	$437K
Sale	Class A Common Stock	384	$136.86	$53K
Sale	Class A Common Stock	58,612	$138.38	$8.11M
Sale	Class A Common Stock	21,720	$139.18	$3.02M
Sale	Class A Common Stock	7,909	$140.21	$1.11M
Sale	Class A Common Stock	463	$141.74	$66K
Sale	Class A Common Stock	1,836	$134.88	$248K
Sale	Class A Common Stock	216	$136.86	$30K
Sale	Class A Common Stock	33,196	$138.38	$4.59M
Sale	Class A Common Stock	12,308	$139.18	$1.71M
Sale	Class A Common Stock	4,482	$140.21	$628K
Sale	Class A Common Stock	263	$141.74	$37K

Holdings After Transaction: Class A Common Stock — 5,728,611 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, 5, 6, 7, 8, 9, and 10. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $136.01 to $137.00, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.04 to $138.01, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $138.35 to $139.33, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $139.35 to $140.25, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.45 to $140.59, inclusive. 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 CW Opportunity LLC, CW Opportunity 2 LP, and Longhorn Special Opportunities Fund LP and the manager of Magnetar Alpha Star 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 CW Opportunity 2 LP. These securities are held directly by CW Opportunity LLC. These securities are held directly by Longhorn Special Opportunities Fund LP. These securities are held directly by Magnetar Alpha Star Fund LLC.

Form 4 Insider Transactions: What Each Field Means →

10/29/2025 - 09:29 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		3,309	D	$134.93⁽¹⁾	5,728,611	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁴⁾
Class A Common Stock	10/28/2025		S		1,780	D	$136.71⁽²⁾	5,726,831	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁴⁾
Class A Common Stock	10/28/2025		S		1,637	D	$137.57⁽³⁾	5,725,194	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁴⁾
Class A Common Stock	10/28/2025		S		74,355	D	$138.56⁽⁴⁾	5,650,839	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁴⁾
Class A Common Stock	10/28/2025		S		9,791	D	$139.66⁽⁵⁾	5,641,048	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁴⁾
Class A Common Stock	10/28/2025		S		4,884	D	$140.53⁽⁶⁾	5,636,164	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁴⁾
Class A Common Stock	10/28/2025		S		441	D	$141.74	5,635,723	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁴⁾
Class A Common Stock	10/28/2025		S		14,000	D	$134.88⁽¹⁾	23,037,994	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁵⁾
Class A Common Stock	10/28/2025		S		1,650	D	$136.86⁽⁷⁾	23,036,344	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁵⁾
Class A Common Stock	10/28/2025		S		253,201	D	$138.38⁽⁸⁾	22,783,143	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁵⁾
Class A Common Stock	10/28/2025		S		93,830	D	$139.18⁽⁹⁾	22,689,313	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁵⁾
Class A Common Stock	10/28/2025		S		34,165	D	$140.21⁽¹⁰⁾	22,655,148	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁵⁾
Class A Common Stock	10/28/2025		S		2,000	D	$141.74	22,653,148	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁵⁾
Class A Common Stock	10/28/2025		S		3,243	D	$134.88⁽¹⁾	2,190,873	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁶⁾
Class A Common Stock	10/28/2025		S		384	D	$136.86⁽⁷⁾	2,190,489	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁶⁾
Class A Common Stock	10/28/2025		S		58,612	D	$138.38⁽⁸⁾	2,131,877	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁶⁾
Class A Common Stock	10/28/2025		S		21,720	D	$139.18⁽⁹⁾	2,110,157	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁶⁾
Class A Common Stock	10/28/2025		S		7,909	D	$140.21⁽¹⁰⁾	2,102,248	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁶⁾
Class A Common Stock	10/28/2025		S		463	D	$141.74	2,101,785	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁶⁾
Class A Common Stock	10/28/2025		S		1,836	D	$134.88⁽¹⁾	1,684,446	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁷⁾
Class A Common Stock	10/28/2025		S		216	D	$136.86⁽⁷⁾	1,684,230	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁷⁾
Class A Common Stock	10/28/2025		S		33,196	D	$138.38⁽⁸⁾	1,651,034	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁷⁾
Class A Common Stock	10/28/2025		S		12,308	D	$139.18⁽⁹⁾	1,638,726	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁷⁾
Class A Common Stock	10/28/2025		S		4,482	D	$140.21⁽¹⁰⁾	1,634,244	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁷⁾
Class A Common Stock	10/28/2025		S		263	D	$141.74	1,633,981	I	Footnotes⁽¹¹⁾⁽¹²⁾⁽¹³⁾⁽¹⁷⁾

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, 5, 6, 7, 8, 9, and 10.

2. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $136.01 to $137.00, inclusive.

3. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.04 to $138.01, inclusive.

4. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $138.35 to $139.33, inclusive.

5. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $139.35 to $140.25, inclusive.

6. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.45 to $140.59, inclusive.

7. 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.

8. 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.

9. 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.

10. 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.

11. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, and Longhorn Special Opportunities Fund LP and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

12. 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.

13. 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.

14. These securities are held directly by CW Opportunity 2 LP.

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

16. These securities are held directly by Longhorn Special Opportunities Fund LP.

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

	/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 on this Form 4?

Magnetar-affiliated reporting persons disclosed open‑market sales of Class A common stock on 10/28/2025 across multiple tranches.

At what prices were CRWV shares sold?

Weighted‑average execution prices were reported across ranges from $134.83 to $141.74, inclusive.

What were the largest reported tranches?

Examples include 253,201 shares at $138.38 and 93,830 shares at $139.18.

Which entities were involved in the sales?

Entities included CW Opportunity LLC, CW Opportunity 2 LP, Longhorn Special Opportunities Fund LP, and Magnetar Alpha Star Fund LLC.

How many shares did certain entities hold after the trades?

Reported beneficial holdings included 22,653,148 shares (CW Opportunity LLC) and 5,635,723 shares (CW Opportunity 2 LP).

What is the relationship of the reporting persons to CoreWeave (CRWV)?

The filing indicates the reporting persons are a Director and 10% Owner.

Were the prices reported as single fills or averages?

Prices were weighted averages, with detailed ranges disclosed for each tranche.

CRWV Form 4: Magnetar affiliates sell shares across $134.83–$141.74

Rhea-AI Filing Summary

Positive

Negative

Insights

Insider transactions analyst neutral

Insider Trade Summary

FAQ

What did CoreWeave (CRWV) insiders report on this Form 4?

At what prices were CRWV shares sold?

What were the largest reported tranches?

Which entities were involved in the sales?

How many shares did certain entities hold after the trades?

What is the relationship of the reporting persons to CoreWeave (CRWV)?

Were the prices reported as single fills or averages?