Jane Street Affiliates Report 19.99M CoreWeave Shares; 5.4% Ownership

Rhea-AI Filing Summary

Jane Street entities reported a 13G filing disclosing shared beneficial ownership of CoreWeave, Inc. (Class A common stock). The filing shows Jane Street Group, LLC and affiliated entities collectively hold 19,994,532 shares, representing 5.4% of the class. Individual filers include Jane Street Capital, LLC (1,875,086 shares; 0.5%), Jane Street Options, LLC (11,049,400 shares; 3.0%), Jane Street Global Trading, LLC (5,693,017 shares; 1.5%) and Jane Street Singapore Pte. Ltd (1,377,029 shares; 0.4%). The filing states the shares are not held to influence control of the issuer. Contact and principal addresses for the filers are provided in the filing.

Positive

• Material disclosure of ownership: Combined 19,994,532 shares reported, equal to 5.4% of Class A.
• Breakdown by entity provided: specific share counts and percentages for each Jane Street affiliate are included.
• Filing certifies passive intent: the filers state shares were not acquired to influence control.

Negative

• None.

Insights

Financial Analyst

TL;DR: Jane Street-affiliated funds disclosed a combined 5.4% stake in CoreWeave, a materially disclosed passive position.

The Schedule 13G identifies a collective beneficial ownership of 19,994,532 Class A shares equal to 5.4% of CoreWeave's class, split among several Jane Street entities. The filing is a passive disclosure under Rule 13d-1, with a certification that the holdings are not intended to influence control. For investors, the key takeaway is a sizable institutional stake that is disclosed as non-control; this can affect free-float and voting dynamics but contains no indication of an active campaign or change-in-control intent.

Corporate Governance Expert

TL;DR: This is a routine 13G disclosure by institutional holders showing >5% ownership without control intent.

The document lists each reporting entity, citizenship, addresses, and exact shared voting and dispositive powers. The lead entity, Jane Street Group, LLC, reports shared voting and dispositive power over the 19,994,532 shares. The filing includes the required certification that the position is not for influencing control, consistent with a passive institutional investor filing under the applicable rule set.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

CoreWeave, Inc.

(Name of Issuer)

Class A common stock, $0.000005 par value per share

(Title of Class of Securities)

21873S108

(CUSIP Number)

08/13/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 21873S108

1

Names of Reporting Persons

JANE STREET GROUP, LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 19,994,532.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 19,994,532.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

19,994,532.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.4 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

CUSIP No. 21873S108

1

Names of Reporting Persons

Jane Street Capital, LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,875,086.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,875,086.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,875,086.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

0.5 %

12

Type of Reporting Person (See Instructions)

BD

SCHEDULE 13G

CUSIP No. 21873S108

1

Names of Reporting Persons

Jane Street Options, LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 11,049,400.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 11,049,400.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

11,049,400.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

3.0 %

12

Type of Reporting Person (See Instructions)

BD

SCHEDULE 13G

CUSIP No. 21873S108

1

Names of Reporting Persons

Jane Street Global Trading, LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 5,693,017.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 5,693,017.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

5,693,017.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

1.5 %

12

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13G

CUSIP No. 21873S108

1

Names of Reporting Persons

Jane Street Singapore Pte. Ltd

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

SINGAPORE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,377,029.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,377,029.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,377,029.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

0.4 %

12

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: CoreWeave, Inc.
(b)	Address of issuer's principal executive offices: 290 W. MT. PLEASANT AVENUE, SUITE 4100, LIVINGSTON, NEW JERSEY, 07039.
Item 2.
(a)	Name of person filing: Jane Street Group, LLC; Jane Street Capital, LLC; Jane Street Options, LLC; Jane Street Global Trading, LLC; Jane Street Singapore Pte. Ltd
(b)	Address or principal business office or, if none, residence: Jane Street Group, LLC 250 Vesey Street 6th Floor New York, NY 10281 Jane Street Capital, LLC 250 Vesey Street 6th Floor New York, NY 10281 Jane Street Options, LLC 250 Vesey Street 6th Floor New York, NY 10281 Jane Street Global Trading, LLC 250 Vesey Street 6th Floor New York, NY 10281 Jane Street Singapore Pte. Ltd c/o Tricor Evatthouse Corporate Services (A division of Tricor Singapore Pte Ltd) 80 Robinson Road #02-00, Singapore 068898
(c)	Citizenship: See Item 4 of Cover Page
(d)	Title of class of securities: Class A common stock, $0.000005 par value per share
(e)	CUSIP No.: 21873S108
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 19994532
(b)	Percent of class: 5.4 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 19994532
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 19994532
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. Subsidiary Jane Street Capital, LLC Jane Street Global Trading, LLC Jane Street Options, LLC Jane Street Singapore Pte. Ltd
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

JANE STREET GROUP, LLC

Signature:	Jim Dieterich
Name/Title:	Managing Director
Date:	08/20/2025

Jane Street Capital, LLC

Signature:	Jim Dieterich
Name/Title:	Managing Director
Date:	08/20/2025

Jane Street Options, LLC

Signature:	Jim Dieterich
Name/Title:	Managing Director
Date:	08/20/2025

Jane Street Global Trading, LLC

Signature:	Jim Dieterich
Name/Title:	Managing Director
Date:	08/20/2025

Jane Street Singapore Pte. Ltd

Signature:	Jim Dieterich
Name/Title:	Managing Director
Date:	08/20/2025

FAQ

What percentage of CoreWeave (CRWV) does Jane Street Group, LLC report owning?

The filing reports Jane Street Group, LLC and affiliated entities collectively own 19,994,532 shares, representing 5.4% of Class A common stock.

Which Jane Street entities are named in the 13G for CRWV?

The named filers are Jane Street Group, LLC; Jane Street Capital, LLC; Jane Street Options, LLC; Jane Street Global Trading, LLC; and Jane Street Singapore Pte. Ltd.

How many shares does Jane Street Options, LLC report owning in CoreWeave?

Jane Street Options, LLC reports beneficial ownership of 11,049,400 shares, representing 3.0% of the class.

Does the filing indicate Jane Street intends to influence control of CoreWeave?

No. The certification states the securities were not acquired and are not held for the purpose of changing or influencing control of the issuer.

Who signed the Schedule 13G filing for the Jane Street entities?

The filing is signed by Jim Dieterich, Managing Director, on behalf of each reporting entity with dates shown as 08/20/2025.