CRWV insiders report multiple sales; weighted averages $136–$140

Q: What did CRWV insiders report on Form 4?

Open‑market sales of Class A Common Stock on 10/17/2025 , reported with transaction code S .

Q: When did the CoreWeave (CRWV) trades occur?

The reported transactions occurred on 10/17/2025 .

Q: At what prices were CRWV shares sold?

Weighted‑average price ranges: $136.00–$136.97 , $139.00–$139.35 , $140.00–$140.50 , and $136.00–$136.80 .

Q: How were the CRWV holdings reported (direct or indirect)?

Indirect ownership through various Magnetar funds; forms list ownership as I with fund‑level footnotes.

Q: Did the reporting persons claim full beneficial ownership?

No. They disclaim beneficial ownership except to the extent of their pecuniary interest.

Q: Was any single block size disclosed?

Yes, one line item shows a sale of 18,250 shares at a weighted‑average price within the disclosed range.

Filing Impact

(Very High)

Filing Sentiment

(Very Negative)

Form Type

Rhea-AI Filing Summary

CoreWeave, Inc. (CRWV) insiders affiliated with Magnetar filed a Form 4 reporting multiple open‑market sales of Class A Common Stock on 10/17/2025. The transactions were coded “S” and executed at weighted‑average prices within disclosed ranges.

Footnotes state trades occurred across several prices: $136.00–$136.97, $139.00–$139.35, $140.00–$140.50, and $136.00–$136.80. The reporting persons indicate indirect ownership through various Magnetar‑managed funds and disclaim beneficial ownership except to the extent of pecuniary interest.

Insights

Multiple insider sales by a 10% owner across affiliated funds; large but dispersed, with holdings remaining substantial post-transaction.

CoreWeave, Inc. reported insider transactions by affiliates of Magnetar, identified as a Director and 10% Owner. On 10/17/2025, numerous market sales (code "S") of Class A shares occurred across several Magnetar-managed entities at weighted average prices around $136–$140.50. The filing itemizes post-sale beneficial holdings for each entity and notes indirect ownership and standard pecuniary-interest disclaimers.

The mechanism is straightforward: Section 16 insiders must file a Form 4 within two business days of trade. Weighted-average pricing is used for blocks, with detailed ranges disclosed. The affiliated funds remain significant holders after these sales, as shown by the large share balances reported per entity, while each entity’s indirect nature and disclaimers are clearly stated.

This looks like portfolio-level selling distributed across vehicles, not an exercise or derivative conversion. Key variables to watch are any continued selling in subsequent Form 4s and whether future filings indicate use of Rule 10b5-1 plans. The near-term focus falls on additional disclosures after 10/17/2025, the pattern of sale sizes, and any shifts in reported indirect beneficial ownership.

Insider Trade Summary

Net Seller: 244,203 shares ($33,361,925)

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 244,203 shs ($33.36M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	18,250	$136.37	$2.49M
Sale	Class A Common Stock	305	$139.18	$42K
Sale	Class A Common Stock	732	$140.20	$103K
Sale	Class A Common Stock	66,792	$136.39	$9.11M
Sale	Class A Common Stock	1,375	$139.18	$191K
Sale	Class A Common Stock	3,300	$140.20	$463K
Sale	Class A Common Stock	33,597	$136.39	$4.58M
Sale	Class A Common Stock	695	$139.18	$97K
Sale	Class A Common Stock	1,668	$140.20	$234K
Sale	Class A Common Stock	8,756	$136.39	$1.19M
Sale	Class A Common Stock	180	$139.18	$25K
Sale	Class A Common Stock	432	$140.20	$61K
Sale	Class A Common Stock	901	$136.40	$123K
Sale	Class A Common Stock	20	$139.18	$3K
Sale	Class A Common Stock	48	$140.20	$7K
Sale	Class A Common Stock	19,523	$136.39	$2.66M
Sale	Class A Common Stock	405	$139.18	$56K
Sale	Class A Common Stock	972	$140.20	$136K
Sale	Class A Common Stock	26,801	$136.39	$3.66M
Sale	Class A Common Stock	555	$139.18	$77K
Sale	Class A Common Stock	1,332	$140.20	$187K
Sale	Class A Common Stock	7,592	$136.39	$1.04M
Sale	Class A Common Stock	155	$139.18	$22K
Sale	Class A Common Stock	372	$140.20	$52K
Sale	Class A Common Stock	28,582	$136.39	$3.90M
Sale	Class A Common Stock	590	$139.18	$82K
Sale	Class A Common Stock	1,416	$140.20	$199K
Sale	Class A Common Stock	17,616	$136.39	$2.40M
Sale	Class A Common Stock	365	$139.18	$51K
Sale	Class A Common Stock	876	$140.20	$123K

Holdings After Transaction: Class A Common Stock — 5,771,111 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 $136.00 to $136.97, 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 and 4. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $139.00 to $139.35, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.00 to $140.50, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $136.00 to $136.80, inclusive. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and 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 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. 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 SC Fund Ltd. These securities are held directly by Magnetar Structured Credit Fund, LP. These securities are held directly by Magnetar Xing He Master Fund Ltd.

Form 4 Insider Transactions: What Each Field Means →

10/17/2025 - 08:45 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)
10/17/2025

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	10/17/2025		S		18,250	D	$136.37⁽¹⁾	5,771,111	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽⁸⁾
Class A Common Stock	10/17/2025		S		305	D	$139.18⁽²⁾	5,770,806	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽⁸⁾
Class A Common Stock	10/17/2025		S		732	D	$140.2⁽³⁾	5,770,074	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽⁸⁾
Class A Common Stock	10/17/2025		S		66,792	D	$136.39⁽⁴⁾	23,214,644	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽⁹⁾
Class A Common Stock	10/17/2025		S		1,375	D	$139.18⁽²⁾	23,213,269	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽⁹⁾
Class A Common Stock	10/17/2025		S		3,300	D	$140.2⁽³⁾	23,209,969	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽⁹⁾
Class A Common Stock	10/17/2025		S		33,597	D	$136.39⁽⁴⁾	2,213,190	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁰⁾
Class A Common Stock	10/17/2025		S		695	D	$139.18⁽²⁾	2,212,495	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁰⁾
Class A Common Stock	10/17/2025		S		1,668	D	$140.2⁽³⁾	2,210,827	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁰⁾
Class A Common Stock	10/17/2025		S		8,756	D	$136.39⁽⁴⁾	1,707,605	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹¹⁾
Class A Common Stock	10/17/2025		S		180	D	$139.18⁽²⁾	1,707,425	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹¹⁾
Class A Common Stock	10/17/2025		S		432	D	$140.2⁽³⁾	1,706,993	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹¹⁾
Class A Common Stock	10/17/2025		S		901	D	$136.4⁽⁴⁾	314,640	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹²⁾
Class A Common Stock	10/17/2025		S		20	D	$139.18⁽²⁾	314,620	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹²⁾
Class A Common Stock	10/17/2025		S		48	D	$140.2⁽³⁾	314,572	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹²⁾
Class A Common Stock	10/17/2025		S		19,523	D	$136.39⁽⁴⁾	5,327,122	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹³⁾
Class A Common Stock	10/17/2025		S		405	D	$139.18⁽²⁾	5,326,717	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹³⁾
Class A Common Stock	10/17/2025		S		972	D	$140.2⁽³⁾	5,325,745	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹³⁾
Class A Common Stock	10/17/2025		S		26,801	D	$136.39⁽⁴⁾	6,644,337	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁴⁾
Class A Common Stock	10/17/2025		S		555	D	$139.18⁽²⁾	6,643,782	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁴⁾
Class A Common Stock	10/17/2025		S		1,332	D	$140.2⁽³⁾	6,642,450	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁴⁾
Class A Common Stock	10/17/2025		S		7,592	D	$136.39⁽⁴⁾	1,302,083	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁵⁾
Class A Common Stock	10/17/2025		S		155	D	$139.18⁽²⁾	1,301,928	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁵⁾
Class A Common Stock	10/17/2025		S		372	D	$140.2⁽³⁾	1,301,556	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁵⁾
Class A Common Stock	10/17/2025		S		28,582	D	$136.39⁽⁴⁾	9,023,670	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁶⁾
Class A Common Stock	10/17/2025		S		590	D	$139.18⁽²⁾	9,023,080	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁶⁾
Class A Common Stock	10/17/2025		S		1,416	D	$140.2⁽³⁾	9,021,664	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁶⁾
Class A Common Stock	10/17/2025		S		17,616	D	$136.39⁽⁴⁾	3,449,042	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁷⁾
Class A Common Stock	10/17/2025		S		365	D	$139.18⁽²⁾	3,448,677	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽¹⁷⁾
Class A Common Stock	10/17/2025		S		876	D	$140.2⁽³⁾	3,447,801	I	Footnotes⁽⁵⁾⁽⁶⁾⁽⁷⁾⁽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 $136.00 to $136.97, 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 and 4.

2. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $139.00 to $139.35, inclusive.

3. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.00 to $140.50, inclusive.

4. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $136.00 to $136.80, inclusive.

5. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

6. 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.

7. 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.

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

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

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

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

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

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

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

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

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

17. These securities are held directly by Magnetar Xing He Master 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	10/17/2025
	/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	10/17/2025
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as Manager of Supernova Management LLC	10/17/2025
	/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman	10/17/2025
	** 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 CRWV insiders report on Form 4?

Open‑market sales of Class A Common Stock on 10/17/2025, reported with transaction code S.

When did the CoreWeave (CRWV) trades occur?

The reported transactions occurred on 10/17/2025.

At what prices were CRWV shares sold?

Weighted‑average price ranges: $136.00–$136.97, $139.00–$139.35, $140.00–$140.50, and $136.00–$136.80.

How were the CRWV holdings reported (direct or indirect)?

Indirect ownership through various Magnetar funds; forms list ownership as I with fund‑level footnotes.

Who are the reporting persons connected to these CRWV trades?

Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, David J. Snyderman, and multiple Magnetar funds.

Did the reporting persons claim full beneficial ownership?

No. They disclaim beneficial ownership except to the extent of their pecuniary interest.

Was any single block size disclosed?

Yes, one line item shows a sale of 18,250 shares at a weighted‑average price within the disclosed range.

CRWV insiders report multiple sales; weighted averages $136–$140

Rhea-AI Filing Summary

Positive

Negative

Insights

Equity Ownership & Governance Analyst neutral

Insider Trade Summary

FAQ

What did CRWV insiders report on Form 4?

When did the CoreWeave (CRWV) trades occur?

At what prices were CRWV shares sold?

How were the CRWV holdings reported (direct or indirect)?

Who are the reporting persons connected to these CRWV trades?

Did the reporting persons claim full beneficial ownership?

Was any single block size disclosed?