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Magnetar entities (CRWV) report sale of 200,000 CoreWeave-linked warrants

(Very High)
(Very Negative)
Form Type
4

Rhea-AI Filing Summary

Entities associated with Magnetar Financial LLC, a ten percent owner of CoreWeave, Inc., reported open-market sales of 200,000 warrant positions linked to Class A common stock on 2026-08-14 at $106.7505 per underlying share. The warrants have an exercise price of $1.5495 and expirations between 2029 and 2030. The positions are held indirectly through various Magnetar funds, and Magnetar entities and David J. Snyderman disclaim beneficial ownership except for their pecuniary interest.

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Insider Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, Snyderman David J.
Role 10% Owner | 10% Owner | 10% Owner | 10% Owner
Sold 200,000 shs ($21.35M)
Type Security Shares Price Value
Sale Warrant (right to buy) F1, F2, F3, F4 49,361 $106.7505 $5.27M
Sale Warrant (right to buy) F1, F2, F3, F5 21,637 $106.7505 $2.31M
Sale Warrant (right to buy) F1, F2, F3, F5 22,246 $106.7505 $2.37M
Sale Warrant (right to buy) F1, F2, F3, F6 96,524 $106.7505 $10.30M
Sale Warrant (right to buy) F1, F2, F3, F7 10,232 $106.7505 $1.09M
holding Warrant (right to buy) F1, F2, F3, F4 -- -- --
holding Warrant (right to buy) F1, F2, F3, F4 -- -- --
holding Warrant (right to buy) F1, F2, F3, F6 -- -- --
holding Warrant (right to buy) F1, F2, F3, F6 -- -- --
holding Warrant (right to buy) F1, F2, F3, F7 -- -- --
holding Warrant (right to buy) F1, F2, F3, F7 -- -- --
holding Warrant (right to buy) F1, F2, F3, F8 -- -- --
holding Warrant (right to buy) F1, F2, F3, F8 -- -- --
holding Warrant (right to buy) F1, F2, F3, F8 -- -- --
holding Warrant (right to buy) F1, F2, F3, F9 -- -- --
holding Warrant (right to buy) F1, F2, F3, F9 -- -- --
holding Warrant (right to buy) F1, F2, F3, F9 -- -- --
holding Warrant (right to buy) F1, F2, F3, F10 -- -- --
holding Warrant (right to buy) F1, F2, F3, F10 -- -- --
holding Warrant (right to buy) F1, F2, F3, F10 -- -- --
holding Warrant (right to buy) F1, F2, F3, F11 -- -- --
holding Warrant (right to buy) F1, F2, F3, F11 -- -- --
holding Warrant (right to buy) F1, F2, F3, F11 -- -- --
holding Warrant (right to buy) F1, F2, F3, F12 -- -- --
holding Warrant (right to buy) F1, F2, F3, F12 -- -- --
holding Warrant (right to buy) F1, F2, F3, F12 -- -- --
Holdings After Transaction: Warrant (right to buy) — 2,889,912 shares (Indirect, Footnotes)
Footnotes (12)
  1. F1. 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. F2. 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. F3. 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. F4. These securities are held directly by Magnetar Alpha Star Fund LLC.
  5. F5. These securities are held directly by Magnetar SC Fund Ltd.
  6. F6. These securities are held directly by Magnetar Xing He Master Fund Ltd.
  7. F7. These securities are held directly by Purpose Alternative Credit Fund - F LLC.
  8. F8. These securities are held directly by Magnetar Constellation Master Fund, Ltd.
  9. F9. These securities are held directly by Magnetar Lake Credit Fund LLC.
  10. F10. These securities are held directly by Magnetar Longhorn Fund LP.
  11. F11. These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.
  12. F12. These securities are held directly by Purpose Alternative Credit Fund - T LLC.
Warrants sold (underlying shares) 200,000 Total underlying shares from warrant sales on 2026-08-14
Sale price per share $106.7505 Per underlying Class A share for warrant sales on 2026-08-14
Warrant exercise price $1.5495 Exercise price for reported CoreWeave warrants
Derivative transactions 5 Number of warrant sale transactions reported
Holding entries 21 Number of remaining derivative holding rows reported
Net buy/sell direction net-sell Overall direction for reported derivative transactions
Warrant (right to buy) financial
"security_title is reported as "Warrant (right to buy)" for each derivative"
beneficial ownership financial
"Each of the Magnetar Funds ... disclaims beneficial ownership of these shares"
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
"disclaims beneficial ownership ... except to the extent of its or his pecuniary interest"
ten percent owner financial
"each reporting person is listed as a ten percent owner"
indirect ownership financial
"ownership_type is reported as indirect for all warrant positions"

FAQ

What did Magnetar entities report in this Form 4 for CRWV?

Magnetar-related entities reported sales of 200,000 warrants linked to CoreWeave Class A common stock on 2026-08-14 at $106.7505 per share, reducing their warrant exposure while retaining other indirect warrant holdings.

What securities were sold by Magnetar in CoreWeave (CRWV)?

The filing reports sales of "Warrant (right to buy)" derivatives referencing CoreWeave Class A common stock. Each sold warrant has an exercise price of $1.5495 per share and expirations between 2029 and 2030.

How many CoreWeave warrants did Magnetar entities sell and at what price?

Magnetar-associated entities sold 200,000 warrant-linked shares of CoreWeave on 2026-08-14 at a reported price of $106.7505 per underlying share, according to the Form 4 transaction summary data.

Are the CoreWeave (CRWV) warrant holdings reported as direct or indirect for Magnetar?

All reported warrant positions are classified as indirectly owned, held through various Magnetar funds such as Magnetar Alpha Star Fund LLC and other vehicles, with Magnetar entities disclaiming beneficial ownership beyond their pecuniary interest.

Do Magnetar entities still hold CoreWeave warrants after these sales?

Yes. Derivative position data show remaining warrants on CoreWeave Class A shares with an exercise price of $1.5495 and expirations in 2029 and 2030, indicating ongoing indirect warrant holdings by Magnetar-associated funds.

Who are the reporting persons in this CoreWeave (CRWV) Form 4?

The reporting persons are Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, and David J. Snyderman, each listed as a ten percent owner with interests through Magnetar-managed funds.

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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)
08/14/2026
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)$1.549508/14/2026S49,36110/17/202210/17/2029Class A Common Stock49,361$106.75057,330IFootnotes(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)$1.549501/19/202301/19/2030Class A Common Stock152,680152,680IFootnotes(1)(2)(3)(4)
Warrant (right to buy)$1.549508/14/2026S21,63711/15/202211/15/2029Class A Common Stock21,637$106.75050IFootnotes(1)(2)(3)(5)
Warrant (right to buy)$1.549508/14/2026S22,24601/19/202301/19/2030Class A Common Stock22,246$106.7505130,434IFootnotes(1)(2)(3)(5)
Warrant (right to buy)$1.549508/14/2026S96,52410/17/202210/17/2029Class A Common Stock96,524$106.750517,674IFootnotes(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)$1.549501/19/202301/19/2030Class A Common Stock305,360305,360IFootnotes(1)(2)(3)(6)
Warrant (right to buy)$1.549508/14/2026S10,23210/17/202210/17/2029Class A Common Stock10,232$106.7505135,502IFootnotes(1)(2)(3)(7)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock145,734145,734IFootnotes(1)(2)(3)(7)
Warrant (right to buy)$1.549501/19/202301/19/2030Class A Common Stock194,320194,320IFootnotes(1)(2)(3)(7)
Warrant (right to buy)$1.549510/17/202210/17/2029Class A Common Stock124,915124,915IFootnotes(1)(2)(3)(8)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock124,915124,915IFootnotes(1)(2)(3)(8)
Warrant (right to buy)$1.549501/19/202301/19/2030Class A Common Stock166,560166,560IFootnotes(1)(2)(3)(8)
Warrant (right to buy)$1.549510/17/202210/17/2029Class A Common Stock218,601218,601IFootnotes(1)(2)(3)(9)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock218,601218,601IFootnotes(1)(2)(3)(9)
Warrant (right to buy)$1.549501/19/202301/19/2030Class A Common Stock291,480291,480IFootnotes(1)(2)(3)(9)
Warrant (right to buy)$1.549510/17/202210/17/2029Class A Common Stock20,81920,819IFootnotes(1)(2)(3)(10)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock20,81920,819IFootnotes(1)(2)(3)(10)
Warrant (right to buy)$1.549501/19/202301/19/2030Class A Common Stock27,76027,760IFootnotes(1)(2)(3)(10)
Warrant (right to buy)$1.549510/17/202210/17/2029Class A Common Stock62,45762,457IFootnotes(1)(2)(3)(11)
Warrant (right to buy)$1.549511/15/202211/15/2029Class A Common Stock62,45762,457IFootnotes(1)(2)(3)(11)
Warrant (right to buy)$1.549501/19/202301/19/2030Class A Common Stock83,28083,280IFootnotes(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)
Warrant (right to buy)$1.549501/19/202301/19/2030Class A Common Stock13,88013,880IFootnotes(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 Purpose Alternative Credit Fund - F LLC.
8. These securities are held directly by Magnetar Constellation Master Fund, Ltd.
9. These securities are held directly by Magnetar Lake Credit Fund LLC.
10. These securities are held directly by Magnetar Longhorn Fund LP.
11. These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.
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 LLC08/14/2026
/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 LP08/14/2026
/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, as Administrative Manager of Supernova Management LLC08/14/2026
/s/ Hayley A. Stein, Attorney-in-Fact for David J. Snyderman08/14/2026
** 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)