STOCK TITAN

Magnetar entities trim CoreWeave (CRWV) warrant stake with 100,000-share sale

Filing Impact
(Very High)
Filing Sentiment
(Very Negative)
Form Type
4

Rhea-AI Filing Summary

CoreWeave, Inc. (CRWV) reported a Form 4 showing entities associated with Magnetar selling derivative positions tied to its Class A Common Stock. The filing lists four open-market sales of warrants covering a total of 100,000 underlying shares at $134.9505 per share. The warrants have a $1.5495 exercise price and expire in 2029, and significant additional warrant positions remain outstanding. The positions are held indirectly through various Magnetar funds, and Magnetar Financial, Magnetar Capital Partners, Supernova Management and David J. Snyderman each disclaim beneficial ownership except to the extent of any pecuniary interest.

Positive

  • None.

Negative

  • None.
Insider Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, Snyderman David J.
Role null | null | null | null
Sold 100,000 shs ($13.50M)
Type Security Shares Price Value
Sale Warrant (right to buy) 8,634 $134.9505 $1.17M
Sale Warrant (right to buy) 24,505 $134.9505 $3.31M
Sale Warrant (right to buy) 49,496 $134.9505 $6.68M
Sale Warrant (right to buy) 17,365 $134.9505 $2.34M
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
holding Warrant (right to buy) -- -- --
Holdings After Transaction: Warrant (right to buy) — 105,871 shares (Indirect, Footnotes)
Footnotes (1)
  1. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 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 Magnetar Alpha Star Fund LLC. These securities are held directly by Magnetar SC Fund Ltd. These securities are held directly by Magnetar Xing He 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 Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities. These securities are held directly by Purpose Alternative Credit Fund - F LLC. These securities are held directly by Purpose Alternative Credit Fund - T LLC.
Underlying shares sold 100,000 shares Total underlying Class A shares tied to warrants sold in four S-code transactions
Sale price <money>$134.9505</money> per share Price per underlying Class A Common Stock share in the reported warrant sales
Warrant exercise price <money>$1.5495</money> per share Exercise price of the reported warrant positions over CoreWeave Class A stock
Net share direction 100,000 net-sell shares transactionSummary netBuySellShares for underlying shares tied to derivative sales
Remaining warrants example 218,601 underlying shares One indirect warrant position with 2029-11-15 expiration over Class A Common Stock
Another remaining warrant block 145,734 underlying shares Indirect warrant position expiring 2029-11-15 over Class A Common Stock
Sell transactions count 4 derivative sales Form 4 transactionSummary derivativeTransactionCount and sellCount
Warrant (right to buy) financial
"security_title: Warrant (right to buy)"
open-market sale financial
"transaction_action: open-market sale"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
beneficial ownership financial
"disclaims beneficial ownership of these shares of Common Stock"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
pecuniary interest financial
"except to the extent of its or his pecuniary interest therein"
ten percent owner regulatory
"is_ten_percent_owner: 1"
SEC Form 4
FORM 4UNITED 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 ILLINOIS 60201

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
CoreWeave, Inc. [ CRWV ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
DirectorX10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/06/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
XForm filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Warrant (right to buy)$1.549505/06/2026S8,63410/17/202210/17/2029Class A Common Stock8,634$134.9505105,871IFootnotes(1)(2)(3)(4)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock114,505114,505IFootnotes(1)(2)(3)(4)
Warrant (right to buy)$1.549505/06/2026S24,50510/17/202210/17/2029Class A Common Stock24,505$134.95050IFootnotes(1)(2)(3)(5)
Warrant (right to buy)$1.549505/06/2026S49,49611/15/202211/15/2029Class A Common Stock49,496$134.950565,009IFootnotes(1)(2)(3)(5)
Warrant (right to buy)$1.549505/06/2026S17,36510/17/202210/17/2029Class A Common Stock17,365$134.9505211,646IFootnotes(1)(2)(3)(6)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock229,011229,011IFootnotes(1)(2)(3)(6)
Warrant (right to buy)$1.549510/17/202210/17/2029Class A Common Stock124,915124,915IFootnotes(1)(2)(3)(7)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock124,915124,915IFootnotes(1)(2)(3)(7)
Warrant (right to buy)$1.549510/17/202210/17/2029Class A Common Stock218,601218,601IFootnotes(1)(2)(3)(8)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock218,601218,601IFootnotes(1)(2)(3)(8)
Warrant (right to buy)$1.549510/17/202210/17/2029Class A Common Stock20,81920,819IFootnotes(1)(2)(3)(9)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock20,81920,819IFootnotes(1)(2)(3)(9)
Warrant (right to buy)$1.549510/17/202210/17/2029Class A Common Stock62,45762,457IFootnotes(1)(2)(3)(10)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock62,45762,457IFootnotes(1)(2)(3)(10)
Warrant (right to buy)$1.549510/17/202210/17/2029Class A Common Stock145,734145,734IFootnotes(1)(2)(3)(11)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock145,734145,734IFootnotes(1)(2)(3)(11)
Warrant (right to buy)$1.549510/17/202210/17/2029Class A Common Stock10,40910,409IFootnotes(1)(2)(3)(12)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock10,40910,409IFootnotes(1)(2)(3)(12)
1. Name and Address of Reporting Person*
Magnetar Financial LLC

(Last)(First)(Middle)
1603 ORRINGTON AVENUE
13TH FLOOR

(Street)
EVANSTON ILLINOIS 60201

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% 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 ILLINOIS 60201

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% 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 ILLINOIS 60201

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% 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 ILLINOIS 60201

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% 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 Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and 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 Magnetar Alpha Star Fund LLC.
5. These securities are held directly by Magnetar SC Fund Ltd.
6. These securities are held directly by Magnetar Xing He 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 LLC05/08/2026
/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 LP05/08/2026
/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as Administrative Manager of Supernova Management LLC05/08/2026
/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman05/08/2026
** Signature of Reporting PersonDate
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: SEC 1474 (03-26)

FAQ

What does the latest CoreWeave (CRWV) Form 4 from Magnetar report?

The Form 4 reports that Magnetar-affiliated entities executed open-market sales of warrants tied to 100,000 CoreWeave Class A shares at $134.9505 per share, while retaining sizable warrant positions with a $1.5495 exercise price expiring in 2029.

How many CoreWeave (CRWV) shares were involved in Magnetar’s warrant sales?

Magnetar-related entities sold warrants referencing 100,000 underlying CoreWeave Class A Common Stock shares. These were reported as four open-market derivative transactions, each tied to warrants with a stated $1.5495 exercise price and expirations in 2029.

What prices and exercise terms apply to the CoreWeave (CRWV) warrants in this Form 4?

The warrants sold were linked to CoreWeave Class A shares sold at $134.9505 per underlying share. The warrants themselves carry a $1.5495 exercise price and have stated expiration dates in October and November 2029, according to the filing data.

Who actually holds the CoreWeave (CRWV) securities reported in the Magnetar Form 4?

The securities are held directly by various Magnetar funds, such as Magnetar Alpha Star Fund LLC and Magnetar SC Fund Ltd. Magnetar Financial, Magnetar Capital Partners, Supernova Management, and David J. Snyderman each disclaim beneficial ownership except for any pecuniary interest.

Does Magnetar still retain CoreWeave (CRWV) warrant exposure after these reported sales?

Yes. The derivative summary shows multiple remaining warrant positions over CoreWeave Class A Common Stock. Examples include positions over 218,601 and 145,734 underlying shares with a $1.5495 exercise price and expirations in 2029, all held indirectly through Magnetar funds.