STOCK TITAN

Pentwater boosts Avis Budget (CAR) stake through in-the-money option exercises

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

Rhea-AI Filing Summary

Pentwater Capital Management LP, as a ten percent owner of Avis Budget Group, Inc., reported a series of derivative exercises tied to Common Stock on 2026-03-12 and 2026-03-13. Funds advised by Pentwater exercised put options (obligations to buy) and acquired Avis Budget common shares at exercise prices of $120.00, $125.00, and $130.00 per share. Following these in-the-money option exercises, the funds indirectly held 4,361,000 Avis Budget common shares. The filing notes these securities are held by certain Pentwater funds, and both Pentwater and its principal disclaim beneficial ownership beyond their pecuniary interest. No open‑market purchases or sales were reported in this filing, only option exercises that increased the funds’ share position.

Positive

  • None.

Negative

  • None.

Insights

Pentwater’s funds exercised in-the-money options, increasing their CAR share stake without any reported sales.

The reporting shows Pentwater-advised funds exercising put options on Avis Budget Group (CAR), resulting in acquisitions of common stock at strike prices of $120, $125, and $130. All transactions use code X, indicating derivative exercises rather than open‑market trades.

After these exercises, the funds indirectly held 4,361,000 Avis Budget common shares, according to the most recent total in the filing. The footnotes clarify that securities are held by Pentwater funds, with Pentwater and its principal disclaiming beneficial ownership beyond any pecuniary interest, which frames this as institutional position management rather than personal insider trading.

No sales or tax‑withholding dispositions were reported, and derivativeSummary is empty, indicating no remaining derivative positions are shown in this particular filing. Overall, the activity reflects an increase in equity exposure via option exercises, a routine but sizeable adjustment by a large shareholder entity.

Insider Pentwater Capital Management LP
Role 10% Owner
Type Security Shares Price Value
X Put Option (obligation to buy) 11 $0.00 --
X Put Option (obligation to buy) 725 $0.00 --
X Put Option (obligation to buy) 50 $0.00 --
X Common Stock 1,100 $120.00 $132K
X Common Stock 72,500 $125.00 $9.06M
X Common Stock 5,000 $130.00 $650K
X Put Option (obligation to buy) 1,093 $0.00 --
X Put Option (obligation to buy) 755 $0.00 --
X Common Stock, par value $0.01 per share {Common Stock) 109,300 $125.00 $13.66M
X Common Stock 75,500 $130.00 $9.81M
Holdings After Transaction: Put Option (obligation to buy) — 4,356 shares (Indirect, See footnote); Common Stock — 4,283,500 shares (Indirect, See footnote); Common Stock, par value $0.01 per share {Common Stock) — 4,206,900 shares (Indirect, See footnote)
Footnotes (1)
  1. 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. Exercisable at any time.
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Pentwater Capital Management LP

(Last) (First) (Middle)
1001 10TH AVENUE SOUTH
SUITE 216

(Street)
NAPLES FL 34102

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
AVIS BUDGET GROUP, INC. [ CAR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director X 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
03/12/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock, par value $0.01 per share {Common Stock) 03/12/2026 X 109,300 A $125 4,206,900 I See footnote(1)
Common Stock 03/12/2026 X 75,500 A $130 4,282,400 I See Footnote(1)
Common Stock 03/13/2026 X 1,100 A $120 4,283,500 I See footnote(1)
Common Stock 03/13/2026 X 72,500 A $125 4,356,000 I See footnote(1)
Common Stock 03/13/2026 X 5,000 A $130 4,361,000 I See footnote(1)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Put Option (obligation to buy) $125 03/12/2026 X 1,093 (2) 03/20/2026 Common Stock 109,300 $0 5,327 I See Footnote(1)
Put Option (obligation to buy) $130 03/12/2026 X 755 (2) 03/20/2026 Common Stock 75,500 $0 1,117 I See Footnote(1)
Put Option (obligation to buy) $120 03/13/2026 X 11 (2) 03/20/2026 Common Stock 1,100 $0 4,356 I See footnote(1)
Put Option (obligation to buy) $125 03/13/2026 X 725 (2) 03/20/2026 Common Stock 72,500 $0 4,602 I See footnote(1)
Put Option (obligation to buy) $130 03/13/2026 X 50 (2) 03/20/2026 Common Stock 5,000 $0 1,067 I See footnote(1)
Explanation of Responses:
1. 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.
2. Exercisable at any time.
/s/ Pentwater Capital Management LP, By: /s/ MCH PWCM Holdings Inc., General Partner, By: Matthew Halbower, Chief Executive Officer 03/16/2026
/s/ Matthew Halbower 03/16/2026
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider activity did Pentwater Capital report for Avis Budget Group (CAR)?

Pentwater Capital reported that funds it advises exercised in-the-money put options on Avis Budget Group common stock, acquiring shares at strike prices of $120, $125, and $130. These option exercises occurred on 2026-03-12 and 2026-03-13 and increased the funds’ indirect holdings.

How many Avis Budget (CAR) shares do Pentwater-advised funds hold after these transactions?

After the reported option exercises, Pentwater-advised funds indirectly held 4,361,000 shares of Avis Budget common stock. This figure comes from the latest total_shares_following_transaction entry, reflecting the position following the 2026-03-13 derivative exercise-related acquisitions.

Were Pentwater’s Avis Budget (CAR) transactions open-market buys or derivative exercises?

The transactions were derivative exercises, not open-market buys. The Form 4 uses transaction code X and describes each as an “Exercise of in-the-money or at-the-money derivative security,” converting put option obligations into holdings of Avis Budget common stock at set strike prices.

On what dates did Pentwater-advised funds exercise options on Avis Budget (CAR) shares?

The option exercises took place on 2026-03-12 and 2026-03-13. On both dates, Pentwater-advised funds exercised put options on Avis Budget common stock, leading to acquisitions of shares at exercise prices of $120, $125, and $130 per share, as disclosed in the transactions table.

Does Pentwater Capital personally own the Avis Budget (CAR) shares reported in this Form 4?

The filing states the shares are held by certain Pentwater funds for which Pentwater Capital serves as investment adviser. Pentwater and its principal disclaim beneficial ownership of the securities beyond any pecuniary interest, clarifying these are fund-level, indirectly held positions.

Did Pentwater sell any Avis Budget (CAR) shares in this Form 4 filing?

No sales were reported in this Form 4. All disclosed transactions are coded as X, indicating exercises of in-the-money or at-the-money derivative securities, resulting in acquisitions of Avis Budget common stock rather than dispositions or open-market sales by the Pentwater-advised funds.