Avis Budget Group (CAR) sees Jane Street disclose 5.4% equity stake

Rhea-AI Filing Summary

Jane Street Group and affiliates have disclosed a sizeable passive stake in Avis Budget Group, Inc. The filing reports beneficial ownership of 1,910,016 shares of common stock, representing 5.4% of the class as of the event date. All voting and dispositive power over these shares is shared, with no sole authority reported.

The stake is primarily held through Jane Street Options, LLC, with smaller positions at Jane Street Capital, LLC and Jane Street Global Trading, LLC. The group certifies the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Avis Budget Group.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

AVIS BUDGET GROUP, INC.

(Name of Issuer)

Common Stock, Par Value $0.01

(Title of Class of Securities)

053774105

(CUSIP Number)

12/31/2025

(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. 053774105

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 1,910,016.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,910,016.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,910,016.00

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. 053774105

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 207.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 207.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

207.00

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)

0.0 %

12

Type of Reporting Person (See Instructions)

BD

SCHEDULE 13G

CUSIP No. 053774105

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 1,909,700.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,909,700.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,909,700.00

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)

BD

SCHEDULE 13G

CUSIP No. 053774105

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 109.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 109.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

109.00

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)

0.0 %

12

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: AVIS BUDGET GROUP, INC.
(b)	Address of issuer's principal executive offices: 379 INTERPACE PARKWAY, 379 INTERPACE PARKWAY, PARSIPPANY, NEW JERSEY, 07054.
Item 2.
(a)	Name of person filing: Jane Street Group, LLC; Jane Street Capital, LLC; Jane Street Options, LLC; Jane Street Global Trading, LLC
(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
(c)	Citizenship: See Item 4 of Cover Page
(d)	Title of class of securities: Common Stock, Par Value $0.01
(e)	CUSIP No.: 053774105
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: 1,910,016.00
(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: 1,910,016.00
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 1,910,016.00
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
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 - (a) Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o) Jane Street Options, LLC - (a) Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o) Jane Street Global Trading, LLC - N/A
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 acquired and are held in the ordinary course of business and 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:	/s/ Jeremy Kahn
Name/Title:	Jeremy Kahn (Authorized Signatory)
Date:	02/12/2026

Jane Street Capital, LLC

Signature:	/s/ Jeremy Kahn
Name/Title:	Jeremy Kahn (Authorized Signatory)
Date:	02/12/2026

Jane Street Options, LLC

Signature:	/s/ Jeremy Kahn
Name/Title:	Jeremy Kahn (Authorized Signatory)
Date:	02/12/2026

Jane Street Global Trading, LLC

Signature:	/s/ Jeremy Kahn
Name/Title:	Jeremy Kahn (Authorized Signatory)
Date:	02/12/2026

FAQ

What ownership stake does Jane Street report in Avis Budget Group (CAR)?

Jane Street reports beneficial ownership of 1,910,016 Avis Budget Group shares, representing 5.4% of the common stock. This ownership is reported on a shared voting and shared dispositive power basis, indicating coordinated control across several Jane Street entities rather than any single entity holding sole authority.

Which Jane Street entities hold Avis Budget Group (CAR) shares in this 13G/A filing?

The filing lists Jane Street Group, LLC and three subsidiaries: Jane Street Capital, LLC, Jane Street Options, LLC, and Jane Street Global Trading, LLC. Jane Street Options, LLC holds the largest portion, with additional smaller positions reported at Jane Street Capital, LLC and Jane Street Global Trading, LLC under shared voting and dispositive power.

Is Jane Street’s Avis Budget Group (CAR) position considered passive or activist?

Jane Street characterizes its Avis Budget Group position as passive. It certifies the securities were acquired and are held in the ordinary course of business and not for the purpose or effect of changing or influencing control, aligning with a non-activist, investment-focused holding under Schedule 13G rules.

How much voting power does Jane Street report over Avis Budget Group (CAR) shares?

Jane Street reports zero sole voting power and shared voting power over 1,910,016 Avis Budget Group shares. It also reports zero sole dispositive power and shared dispositive power over the same share amount, indicating that decisions over voting and disposition are exercised collectively across the reporting entities.

What triggered this amended Schedule 13G/A for Avis Budget Group (CAR)?

The amended Schedule 13G/A reflects Jane Street’s beneficial ownership position as of December 31, 2025. Crossing or being near the 5% ownership threshold, combined with year-end holdings, requires this type of institutional passive ownership update to disclose current share amounts and percentage of the class.