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Pentwater Capital Management LP

Disclosed activity across 2 companies

Tapewire entity
48179
SEC CIK
0001425851

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Tobira Therapeutics, Inc.TBRA · Entity 18129910% ownerOctober 31, 2016November 02, 2016

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Tobira Therapeutics, Inc.

Report date October 31, 2016 · Filed November 02, 2016

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common Stock, par value $0.001 per shareSEC Table I · non-derivativeIndirectBy managed account3,758,200 Last balance in matching sequence After 2016-10-31 transaction · row 2 Source-order balances reconcile. Account continuity and personal attribution are not independently verified.
2 source rows

Row 1 · 2016-10-31 · Purchase · Acquired 10,000 · Balance 3,753,200

F1: The reporting person is the investment manager for PWCM Master Fund Ltd, an exempted company formed in the Cayman Islands, Pentwater Equity Opportunities Master Fund, Ltd., an exempted company formed in the Cayman Islands, Oceana Master Fund, Ltd., an exempted company formed in the Cayman Islands, Amundi Absolute Return Pentwater Fund Plc, a private fund formed in Ireland, Pentwater Event Driven Cayman Fund Limited, an exempted company formed in the Cayman Islands, Pentwater Merger Arbitrage Master Fund LTD, an exempted company formed in the Cayman Islands, and LMA SPC for and on behalf of MAP 98 Segregated Portfolio, a segregated portfolio company formed in the Cayman Islands, which directly own the shares.

Row 2 · 2016-10-31 · Purchase · Acquired 5,000 · Balance 3,758,200

F1: The reporting person is the investment manager for PWCM Master Fund Ltd, an exempted company formed in the Cayman Islands, Pentwater Equity Opportunities Master Fund, Ltd., an exempted company formed in the Cayman Islands, Oceana Master Fund, Ltd., an exempted company formed in the Cayman Islands, Amundi Absolute Return Pentwater Fund Plc, a private fund formed in Ireland, Pentwater Event Driven Cayman Fund Limited, an exempted company formed in the Cayman Islands, Pentwater Merger Arbitrage Master Fund LTD, an exempted company formed in the Cayman Islands, and LMA SPC for and on behalf of MAP 98 Segregated Portfolio, a segregated portfolio company formed in the Cayman Islands, which directly own the shares.

Filing footnotes · ownership attribution and instrument terms

F1: The reporting person is the investment manager for PWCM Master Fund Ltd, an exempted company formed in the Cayman Islands, Pentwater Equity Opportunities Master Fund, Ltd., an exempted company formed in the Cayman Islands, Oceana Master Fund, Ltd., an exempted company formed in the Cayman Islands, Amundi Absolute Return Pentwater Fund Plc, a private fund formed in Ireland, Pentwater Event Driven Cayman Fund Limited, an exempted company formed in the Cayman Islands, Pentwater Merger Arbitrage Master Fund LTD, an exempted company formed in the Cayman Islands, and LMA SPC for and on behalf of MAP 98 Segregated Portfolio, a segregated portfolio company formed in the Cayman Islands, which directly own the shares.

Past disclosures · reporting ended (1)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

AVIS BUDGET GROUP, INC.

Report date April 22, 2026 · Filed May 12, 2026 · Amendment

Jointly reported with Halbower Matthew

Section 16 reporting ended · disclosed 2026-05-12. Current position is not established by this disclosure.

Amendment: balances below belong to this corrected disclosure, not necessarily a complete replacement of earlier positions.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $340.00 · Expires 2026-05-15IndirectLMA SPC for and on behalf of the MAP 98 Segregated Portfolio1 Reported balance After 2026-04-23 transaction · row 1 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 1 · 2026-04-23 · Sale · Disposed 1 · Balance 1

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F4: Trades by LMA SPC for and on behalf of the MAP 98 Segregated Portfolio.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $360.00 · Expires 2026-05-15IndirectLMA SPC for and on behalf of the MAP 98 Segregated Portfolio1 Reported balance After 2026-04-23 transaction · row 12 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 12 · 2026-04-23 · Sale · Disposed 1 · Balance 1

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F4: Trades by LMA SPC for and on behalf of the MAP 98 Segregated Portfolio.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $400.00 · Expires 2026-05-15IndirectLMA SPC for and on behalf of the MAP 98 Segregated Portfolio5 Reported balance After 2026-04-23 transaction · row 18 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 18 · 2026-04-23 · Sale · Disposed 5 · Balance 5

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F4: Trades by LMA SPC for and on behalf of the MAP 98 Segregated Portfolio.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $340.00 · Expires 2026-05-15IndirectPentwater Equity Opportunities Master Fund Ltd.7 Reported balance After 2026-04-23 transaction · row 2 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 2 · 2026-04-23 · Sale · Disposed 7 · Balance 7

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F5: Trades by Pentwater Equity Opportunities Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $350.00 · Expires 2026-05-15IndirectPentwater Equity Opportunities Master Fund Ltd.7 Reported balance After 2026-04-23 transaction · row 7 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 7 · 2026-04-23 · Sale · Disposed 7 · Balance 7

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F5: Trades by Pentwater Equity Opportunities Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $360.00 · Expires 2026-05-15IndirectPentwater Equity Opportunities Master Fund Ltd.7 Reported balance After 2026-04-23 transaction · row 13 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 13 · 2026-04-23 · Sale · Disposed 7 · Balance 7

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F5: Trades by Pentwater Equity Opportunities Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $400.00 · Expires 2026-05-15IndirectPentwater Equity Opportunities Master Fund Ltd.42 Reported balance After 2026-04-23 transaction · row 19 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 19 · 2026-04-23 · Sale · Disposed 42 · Balance 42

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F5: Trades by Pentwater Equity Opportunities Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $340.00 · Expires 2026-05-15IndirectCrown Managed Accounts SPC acting for and on behalf of Crown/PW Segregated Portfolio4 Reported balance After 2026-04-23 transaction · row 3 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 3 · 2026-04-23 · Sale · Disposed 4 · Balance 4

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F6: Trades by Crown Managed Accounts SPC acting for and on behalf of Crown/PW Segregated Portfolio.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $350.00 · Expires 2026-05-15IndirectCrown Managed Accounts SPC acting for and on behalf of Crown/PW Segregated Portfolio4 Reported balance After 2026-04-23 transaction · row 8 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 8 · 2026-04-23 · Sale · Disposed 4 · Balance 4

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F6: Trades by Crown Managed Accounts SPC acting for and on behalf of Crown/PW Segregated Portfolio.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $360.00 · Expires 2026-05-15IndirectCrown Managed Accounts SPC acting for and on behalf of Crown/PW Segregated Portfolio4 Reported balance After 2026-04-23 transaction · row 14 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 14 · 2026-04-23 · Sale · Disposed 4 · Balance 4

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F6: Trades by Crown Managed Accounts SPC acting for and on behalf of Crown/PW Segregated Portfolio.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $400.00 · Expires 2026-05-15IndirectCrown Managed Accounts SPC acting for and on behalf of Crown/PW Segregated Portfolio24 Reported balance After 2026-04-23 transaction · row 20 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 20 · 2026-04-23 · Sale · Disposed 24 · Balance 24

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F6: Trades by Crown Managed Accounts SPC acting for and on behalf of Crown/PW Segregated Portfolio.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $340.00 · Expires 2026-05-15IndirectPentwater Merger Arbitrage Master Fund Ltd.32 Reported balance After 2026-04-23 transaction · row 4 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 4 · 2026-04-23 · Sale · Disposed 32 · Balance 32

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F7: Trades by Pentwater Merger Arbitrage Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $350.00 · Expires 2026-05-15IndirectPentwater Merger Arbitrage Master Fund Ltd.33 Reported balance After 2026-04-23 transaction · row 9 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 9 · 2026-04-23 · Sale · Disposed 33 · Balance 33

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F7: Trades by Pentwater Merger Arbitrage Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $360.00 · Expires 2026-05-15IndirectPentwater Merger Arbitrage Master Fund Ltd.32 Reported balance After 2026-04-23 transaction · row 15 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 15 · 2026-04-23 · Sale · Disposed 32 · Balance 32

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F7: Trades by Pentwater Merger Arbitrage Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $400.00 · Expires 2026-05-15IndirectPentwater Merger Arbitrage Master Fund Ltd.193 Reported balance After 2026-04-23 transaction · row 21 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 21 · 2026-04-23 · Sale · Disposed 193 · Balance 193

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F7: Trades by Pentwater Merger Arbitrage Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $350.00 · Expires 2026-05-15IndirectOceana Master Fund Ltd.5 Reported balance After 2026-04-23 transaction · row 5 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 5 · 2026-04-23 · Sale · Disposed 5 · Balance 5

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F2: Trades by Oceana Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $360.00 · Expires 2026-05-15IndirectOceana Master Fund Ltd.5 Reported balance After 2026-04-23 transaction · row 10 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 10 · 2026-04-23 · Sale · Disposed 5 · Balance 5

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F2: Trades by Oceana Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $400.00 · Expires 2026-05-15IndirectOceana Master Fund Ltd.30 Reported balance After 2026-04-23 transaction · row 16 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 16 · 2026-04-23 · Sale · Disposed 30 · Balance 30

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F2: Trades by Oceana Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $350.00 · Expires 2026-05-15IndirectPentwater Credit Master Fund Ltd.1 Reported balance After 2026-04-23 transaction · row 6 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 6 · 2026-04-23 · Sale · Disposed 1 · Balance 1

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F3: Trades by Pentwater Credit Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $360.00 · Expires 2026-05-15IndirectPentwater Credit Master Fund Ltd.1 Reported balance After 2026-04-23 transaction · row 11 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 11 · 2026-04-23 · Sale · Disposed 1 · Balance 1

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F3: Trades by Pentwater Credit Master Fund Ltd.

Call Option (obligation to sell)SEC Table II · derivative / convertible security · Conversion / exercise price $400.00 · Expires 2026-05-15IndirectPentwater Credit Master Fund Ltd.6 Reported balance After 2026-04-23 transaction · row 17 Amendment: may correct only part of an earlier disclosure.
1 source row

Row 17 · 2026-04-23 · Sale · Disposed 6 · Balance 6

F8: Exercisable at any time.

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F3: Trades by Pentwater Credit Master Fund Ltd.

Filing footnotes · ownership attribution and instrument terms

F1: This Form 4/A is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds"), including the funds named herein, to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose. The Reporting Persons are in discussions with the Issuer and, to the extent required pursuant to Section 16(b), will voluntarily pay any realized short swing profits. The Reporting Persons are filing this Form 4/A solely to amend and restate footnotes 2-8 of the Form 4 as follows.

F2: Trades by Oceana Master Fund Ltd.

F3: Trades by Pentwater Credit Master Fund Ltd.

F4: Trades by LMA SPC for and on behalf of the MAP 98 Segregated Portfolio.

F5: Trades by Pentwater Equity Opportunities Master Fund Ltd.

F6: Trades by Crown Managed Accounts SPC acting for and on behalf of Crown/PW Segregated Portfolio.

F7: Trades by Pentwater Merger Arbitrage Master Fund Ltd.

F8: Exercisable at any time.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
March 18, 2026 Filed Mar 21, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 32,400 $125.00 $4,050,000.00
Disclosure

SEC source: 0000902664-26-001721 · ownership.xml · nonDerivative · entry 2

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

Halbower Matthew · CIK 0002121021 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,440,900

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 18, 2026 Filed Mar 21, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock, par value $0.01 per share ("Common Stock") 4,100 $120.00 $492,000.00
Disclosure

SEC source: 0000902664-26-001721 · ownership.xml · nonDerivative · entry 1

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

Halbower Matthew · CIK 0002121021 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,408,500

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 16, 2026 Filed Mar 19, 2026 15:03 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 23 $0.00 Strike: $125.00 $0.00
Disclosure

SEC source: 0000902664-26-001689 · ownership.xml · derivative · entry 4

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

Halbower Matthew · CIK 0002121021 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,579

Underlying: Common Stock · 2,300 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 16, 2026 Filed Mar 19, 2026 15:03 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 411 $0.00 Strike: $120.00 $0.00
Disclosure

SEC source: 0000902664-26-001689 · ownership.xml · derivative · entry 3

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

Halbower Matthew · CIK 0002121021 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 3,945

Underlying: Common Stock · 41,100 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 16, 2026 Filed Mar 19, 2026 15:03 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 2,300 $125.00 $287,500.00
Disclosure

SEC source: 0000902664-26-001689 · ownership.xml · nonDerivative · entry 2

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

Halbower Matthew · CIK 0002121021 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,404,400

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 16, 2026 Filed Mar 19, 2026 15:03 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock, par value $0.01 per share ("Common Stock") 41,100 $120.00 $4,932,000.00
Disclosure

SEC source: 0000902664-26-001689 · ownership.xml · nonDerivative · entry 1

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

Halbower Matthew · CIK 0002121021 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,402,100

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 13, 2026 Filed Mar 17, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 50 $0.00 Strike: $130.00 $0.00
Disclosure

SEC source: 0000902664-26-001623 · ownership.xml · derivative · entry 10

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,067

Underlying: Common Stock · 5,000 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 13, 2026 Filed Mar 17, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 725 $0.00 Strike: $125.00 $0.00
Disclosure

SEC source: 0000902664-26-001623 · ownership.xml · derivative · entry 9

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,602

Underlying: Common Stock · 72,500 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 13, 2026 Filed Mar 17, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 11 $0.00 Strike: $120.00 $0.00
Disclosure

SEC source: 0000902664-26-001623 · ownership.xml · derivative · entry 8

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,356

Underlying: Common Stock · 1,100 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 13, 2026 Filed Mar 17, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 5,000 $130.00 $650,000.00
Disclosure

SEC source: 0000902664-26-001623 · ownership.xml · nonDerivative · entry 5

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,361,000

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 13, 2026 Filed Mar 17, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 72,500 $125.00 $9,062,500.00
Disclosure

SEC source: 0000902664-26-001623 · ownership.xml · nonDerivative · entry 4

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,356,000

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 13, 2026 Filed Mar 17, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 1,100 $120.00 $132,000.00
Disclosure

SEC source: 0000902664-26-001623 · ownership.xml · nonDerivative · entry 3

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,283,500

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 12, 2026 Filed Mar 17, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 755 $0.00 Strike: $130.00 $0.00
Disclosure

SEC source: 0000902664-26-001623 · ownership.xml · derivative · entry 7

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 1,117

Underlying: Common Stock · 75,500 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 12, 2026 Filed Mar 17, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 1,093 $0.00 Strike: $125.00 $0.00
Disclosure

SEC source: 0000902664-26-001623 · ownership.xml · derivative · entry 6

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 5,327

Underlying: Common Stock · 109,300 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 12, 2026 Filed Mar 17, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 75,500 $130.00 $9,815,000.00
Disclosure

SEC source: 0000902664-26-001623 · ownership.xml · nonDerivative · entry 2

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 4,282,400

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 12, 2026 Filed Mar 17, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock, par value $0.01 per share {Common Stock) 109,300 $125.00 $13,662,500.00
Disclosure

SEC source: 0000902664-26-001623 · ownership.xml · nonDerivative · entry 1

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,206,900

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 09, 2026 Filed Mar 10, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 SalePut Option (obligation to buy) · Derivative 1,040 $10.96 Strike: $85.00 $11,396.22
Disclosure

SEC source: 0000902664-26-001525 · ownership.xml · derivative · entry 10

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,550

Underlying: Common Stock · 104,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 09, 2026 Filed Mar 10, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 PurchaseCall Option (right to buy) · Derivative 1,040 $21.42 Strike: $85.00 $22,271.60
Disclosure

SEC source: 0000902664-26-001525 · ownership.xml · derivative · entry 9

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,550

Underlying: Common Stock · 104,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 09, 2026 Filed Mar 12, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 245 $0.00 Strike: $125.00 $0.00
Disclosure

SEC source: 0000902664-26-001561 · ownership.xml · derivative · entry 2

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,420

Underlying: Common Stock · 24,500 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 09, 2026 Filed Mar 12, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock, par value $0.01 per share ("Common Stock") 24,500 $125.00 $3,062,500.00
Disclosure

SEC source: 0000902664-26-001561 · ownership.xml · nonDerivative · entry 1

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,097,600

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 06, 2026 Filed Mar 10, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 1 $0.00 Strike: $150.00 $0.00
Disclosure

SEC source: 0000902664-26-001525 · ownership.xml · derivative · entry 8

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 100 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 06, 2026 Filed Mar 10, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 2 $0.00 Strike: $125.00 $0.00
Disclosure

SEC source: 0000902664-26-001525 · ownership.xml · derivative · entry 7

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,665

Underlying: Common Stock · 200 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 06, 2026 Filed Mar 10, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 SalePut Option (obligation to buy) · Derivative 1,460 $10.34 Strike: $85.00 $15,089.54
Disclosure

SEC source: 0000902664-26-001525 · ownership.xml · derivative · entry 6

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 5,510

Underlying: Common Stock · 146,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 06, 2026 Filed Mar 10, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 PurchaseCall Option (right to buy) · Derivative 1,460 $22.81 Strike: $85.00 $33,305.81
Disclosure

SEC source: 0000902664-26-001525 · ownership.xml · derivative · entry 5

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 5,510

Underlying: Common Stock · 146,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 06, 2026 Filed Mar 10, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 100 $150.00 $15,000.00
Disclosure

SEC source: 0000902664-26-001525 · ownership.xml · nonDerivative · entry 3

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,073,100

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 06, 2026 Filed Mar 10, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 200 $125.00 $25,000.00
Disclosure

SEC source: 0000902664-26-001525 · ownership.xml · nonDerivative · entry 2

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,073,000

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 05, 2026 Filed Mar 10, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 3 $0.00 Strike: $130.00 $0.00
Disclosure

SEC source: 0000902664-26-001525 · ownership.xml · derivative · entry 4

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,872

Underlying: Common Stock · 300 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 05, 2026 Filed Mar 10, 2026 01:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock, par value $0.01 per share ("Common Stock") 300 $130.00 $39,000.00
Disclosure

SEC source: 0000902664-26-001525 · ownership.xml · nonDerivative · entry 1

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,072,800

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 04, 2026 Filed Mar 6, 2026 02:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 SalePut Option (obligation to buy) · Derivative 500 $9.77 Strike: $85.00 $4,886.80
Disclosure

SEC source: 0000902664-26-001451 · ownership.xml · derivative · entry 4

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,050

Underlying: Common Stock · 50,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 04, 2026 Filed Mar 6, 2026 02:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 PurchaseCall Option (right to buy) · Derivative 500 $23.02 Strike: $85.00 $11,510.70
Disclosure

SEC source: 0000902664-26-001451 · ownership.xml · derivative · entry 3

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,050

Underlying: Common Stock · 50,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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March 03, 2026 Filed Mar 6, 2026 02:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 SalePut Option (obligation to buy) · Derivative 2,000 $10.95 Strike: $85.00 $21,896.60
Disclosure

SEC source: 0000902664-26-001451 · ownership.xml · derivative · entry 2

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 3,550

Underlying: Common Stock · 200,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 03, 2026 Filed Mar 6, 2026 02:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 PurchaseCall Option (right to buy) · Derivative 2,000 $21.24 Strike: $85.00 $42,482.40
Disclosure

SEC source: 0000902664-26-001451 · ownership.xml · derivative · entry 1

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 3,550

Underlying: Common Stock, par value $0.01 per share ("Common Stock") · 200,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 27, 2026 Filed Feb 28, 2026 02:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 SalePut Option (obligation to buy) · Derivative 1,200 $10.15 Strike: $85.00 $12,175.20
Disclosure

SEC source: 0000902664-26-001366 · ownership.xml · derivative · entry 6

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,550

Underlying: Common Stock · 120,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 27, 2026 Filed Feb 28, 2026 02:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 PurchaseCall Option (right to buy) · Derivative 1,200 $22.22 Strike: $85.00 $26,667.96
Disclosure

SEC source: 0000902664-26-001366 · ownership.xml · derivative · entry 5

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,550

Underlying: Common Stock · 120,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 26, 2026 Filed Feb 28, 2026 02:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 2 $0.00 Strike: $150.00 $0.00
Disclosure

SEC source: 0000902664-26-001366 · ownership.xml · derivative · entry 4

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1

Underlying: Common Stock · 200 shares

Expires 2026-03-20

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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February 26, 2026 Filed Feb 28, 2026 02:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock, par value $0.01 per share ("Common Stock") 200 $150.00 $30,000.00
Disclosure

SEC source: 0000902664-26-001366 · ownership.xml · nonDerivative · entry 1

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,072,500

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 25, 2026 Filed Feb 28, 2026 02:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 SalePut Option (obligation to buy) · Derivative 350 $10.71 Strike: $85.00 $3,747.87
Disclosure

SEC source: 0000902664-26-001366 · ownership.xml · derivative · entry 3

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 350

Underlying: Common Stock · 35,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 25, 2026 Filed Feb 28, 2026 02:30 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 PurchaseCall Option (right to buy) · Derivative 350 $20.57 Strike: $85.00 $7,198.87
Disclosure

SEC source: 0000902664-26-001366 · ownership.xml · derivative · entry 2

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 350

Underlying: Common Stock · 35,000 shares

Expires 2026-09-18

F2 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 24, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 SalePut Option (obligation to buy) · Derivative 650 $9.79 Strike: $80.00 $6,365.58
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · derivative · entry 13

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 650

Underlying: Common Stock · 65,000 shares

Expires 2026-09-18

F3 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 24, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 PurchaseCall Option (right to buy) · Derivative 650 $20.29 Strike: $80.00 $13,185.77
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · derivative · entry 12

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 650

Underlying: Common Stock · 65,000 shares

Expires 2026-09-18

F3 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 24, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCash-Settled Total Return Swaps · Derivative 200 Not disclosed Strike: $121.27 Not disclosed
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · derivative · entry 11

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 200 shares

Expires 2027-01-25

F5 · kind: The Pentwater Funds settled their position in a certain cash-settled total return swap agreement pursuant to its terms at a settlement price of $86.33.

F5 · price: The Pentwater Funds settled their position in a certain cash-settled total return swap agreement pursuant to its terms at a settlement price of $86.33.

F3 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 23, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCash-Settled Total Return Swaps · Derivative 55,000 Not disclosed Strike: $87.53 Not disclosed
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · derivative · entry 10

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,888,910

Underlying: Common Stock · 55,000 shares

Expires 2027-04-15

F4 · kind: The Pentwater Funds increased their position in cash-settled total return swap agreements. The swap agreements provide the Pentwater Funds with economic results that are comparable to the economic results of ownership but do not provide them or the Reporting Persons with the power to vote or direct the voting or dispose of or direct the disposition of the shares that are referenced in the swap agreements (such shares, the "Subject Shares"). The Reporting Persons disclaims beneficial ownership of the Subject Shares except to the extent of its or his pecuniary interest therein, if any.

F4 · price: The Pentwater Funds increased their position in cash-settled total return swap agreements. The swap agreements provide the Pentwater Funds with economic results that are comparable to the economic results of ownership but do not provide them or the Reporting Persons with the power to vote or direct the voting or dispose of or direct the disposition of the shares that are referenced in the swap agreements (such shares, the "Subject Shares"). The Reporting Persons disclaims beneficial ownership of the Subject Shares except to the extent of its or his pecuniary interest therein, if any.

F3 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 23, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 51 $0.00 Strike: $150.00 $0.00
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · derivative · entry 9

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 3

Underlying: Common Stock · 5,100 shares

Expires 2026-03-20

F3 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Read SEC document
February 23, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 675 $0.00 Strike: $130.00 $0.00
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · derivative · entry 8

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,875

Underlying: Common Stock · 67,500 shares

Expires 2026-03-20

F3 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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February 23, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherPut Option (obligation to buy) · Derivative 126 $0.00 Strike: $125.00 $0.00
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · derivative · entry 7

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,667

Underlying: Common Stock · 12,600 shares

Expires 2026-03-20

F3 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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February 23, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 SalePut Option (obligation to buy) · Derivative 347 $5.88 Strike: $85.00 $2,040.12
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · derivative · entry 6

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 347

Underlying: Common Stock · 34,700 shares

Expires 2026-04-17

F3 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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February 23, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 PurchaseCall Option (right to buy) · Derivative 347 $8.88 Strike: $85.00 $3,081.12
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · derivative · entry 5

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 347

Underlying: Common Stock · 34,700 shares

Expires 2026-04-17

F3 · derivative.exercise_date: Exercisable at any time.

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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February 23, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 5,100 $150.00 $765,000.00
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · nonDerivative · entry 4

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,072,300

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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February 23, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 67,500 $130.00 $8,775,000.00
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · nonDerivative · entry 3

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 4,067,200

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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February 23, 2026 Filed Feb 25, 2026 02:40 UTC AVIS BUDGET GROUP, INC. CAR · Entity 3919 OtherCommon Stock 12,600 $125.00 $1,575,000.00
Disclosure

SEC source: 0000902664-26-001278 · ownership.xml · nonDerivative · entry 2

Pentwater Capital Management LP · CIK 0001425851 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 3,999,700

F1 · ownership.nature: This Form 4 is filed by Pentwater Capital Management LP ("PCM") and Matthew Halbower ("Mr. Halbower") (collectively, the "Reporting Persons") with respect to securities held by certain funds (the "Pentwater Funds") to which PCM serves as investment adviser. Mr. Halbower is the sole shareholder of MCH PWCM Holdings Inc., the general partner of PCM. Each of the foregoing disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.