Pentwater Capital (AMC: AMC) discloses 2.25M AMC shares, 0.3% stake

Rhea-AI Filing Summary

Pentwater Capital Management LP and Matthew Halbower report beneficial ownership of AMC Entertainment Holdings, Inc. Class A common stock on a Schedule 13G/A (Amendment No. 1). They report aggregate beneficial ownership of 2,250,000 shares of Class A common stock, representing 0.3% of the class.

The percentage is based on 892,604,638 shares of Class A common stock outstanding, as reported in the company’s June 23, 2026 prospectus after completion of an offering. The reporting persons have shared voting and dispositive power over the 2,250,000 shares and no sole voting or dispositive power.

Key Figures

Beneficially owned shares: 2,250,000 shares Percent of class owned: 0.3% Shares outstanding baseline: 892,604,638 shares +2 more

5 metrics

Beneficially owned shares 2,250,000 shares Class A common stock of AMC reported by the Reporting Persons

Percent of class owned 0.3% Portion of AMC Class A common stock beneficially owned

Shares outstanding baseline 892,604,638 shares AMC Class A shares outstanding per June 23, 2026 prospectus after offering

Shared voting power 2,250,000 shares Shares over which Reporting Persons have shared voting power

Sole voting power 0 shares Shares over which Reporting Persons have sole voting power

Key Terms

beneficial owner, shared voting power, shared dispositive power, Investment Manager, +1 more

5 terms

beneficial owner regulatory

"the beneficial owner of the securities reported herein"

A beneficial owner is the person who ultimately owns or controls a financial asset or property, even if their name isn't directly on official documents. Think of it like someone who secretly holds the keys to a safe deposit box—others may appear to have access, but the true owner is the one who benefits from what's inside. Identifying beneficial owners helps ensure transparency and prevent illegal activities like money laundering or fraud.

shared voting power regulatory

"Shared Voting Power 2,250,000.00"

Shared voting power occurs when two or more parties jointly have the right to vote or decide how a block of company shares is cast, like co-owners who must agree before moving a piece of furniture. Investors care because who controls voting rights affects board elections, major corporate decisions and takeover outcomes, and shared control can alter regulatory disclosures and the practical influence any holder has over a company’s direction and value.

shared dispositive power regulatory

"Shared Dispositive Power 2,250,000.00"

Investment Manager financial

"Pentwater Capital Management LP (the "Investment Manager"), a Delaware limited partnership"

Schedule 13G/A regulatory

"The filing of this statement should not be construed as an admission"

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

FAQ

What ownership in AMC (AMC) does Pentwater Capital report in this Schedule 13G/A?

Pentwater Capital and Matthew Halbower report beneficial ownership of 2,250,000 AMC Class A shares, representing 0.3% of the outstanding Class A common stock, based on 892,604,638 shares outstanding after a June 23, 2026 offering.

How much of AMC’s (AMC) Class A stock is outstanding for this 13G/A calculation?

The reported 0.3% ownership is calculated using 892,604,638 AMC Class A shares outstanding, as disclosed in AMC’s prospectus filed June 23, 2026, after completion of the offering described in that prospectus.

What voting power does Pentwater have over its AMC (AMC) shares?

The reporting persons disclose 0 shares with sole voting power and 2,250,000 shares with shared voting power in AMC Class A stock, indicating voting authority is exercised jointly over all reported shares.

Who are the reporting persons on this AMC (AMC) Schedule 13G/A amendment?

The filing is made by Pentwater Capital Management LP, as investment manager to certain funds, and Matthew Halbower, its indirect controlling person, with respect to AMC Class A shares held by the Pentwater Funds.

Does this AMC (AMC) filing indicate more than 5% ownership of the class?

No. The reporting persons state ownership of 0.3% of AMC’s Class A common stock and include an Item 5 statement confirming that they hold 5 percent or less of that class of securities.

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Available on EDGAR 08/14/2026 - 04:28 PM Accepted by SEC EDGAR 08/14/2026 - 04:22 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

AMC ENTERTAINMENT HOLDINGS, INC.

(Name of Issuer)

Class A Common Stock, par value $0.01 per share

(Title of Class of Securities)

00165C302

(CUSIP Number)

06/30/2026

(Date of Event Which Requires Filing of this Statement)

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

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 00165C302

1

Names of Reporting Persons

Pentwater Capital Management LP

2

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

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,250,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,250,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,250,000.00

10

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

11

Percent of class represented by amount in row (9)

0.3 %

12

Type of Reporting Person (See Instructions)

IA, PN

SCHEDULE 13G

CUSIP Number(s): 00165C302

1

Names of Reporting Persons

Matthew Halbower

2

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

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,250,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,250,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,250,000.00

10

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

11

Percent of class represented by amount in row (9)

0.3 %

12

Type of Reporting Person (See Instructions)

HC, IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: AMC ENTERTAINMENT HOLDINGS, INC.
(b)	Address of issuer's principal executive offices: One AMC Way, 11500 Ash Street, Leawood, KS 66211
Item 2.
(a)	Name of person filing: This statement is filed by: (i) Pentwater Capital Management LP (the "Investment Manager"), a Delaware limited partnership, and the investment adviser to certain funds (the "Pentwater Funds"), with respect to the shares of Class A common stock, par value $0.01 per share ("Class A Common Stock"), of AMC Entertainment Holdings, Inc., a Delaware corporation (the "Company"), directly held by the Pentwater Funds; and (ii) Mr. Matthew Halbower ("Mr. Halbower"), the sole shareholder of MCH PWCM Holdings Inc., the general partner of the Investment Manager, with respect to the shares of Class A Common Stock directly held by the Pentwater Funds. The foregoing persons are hereinafter sometimes collectively referred to as the "Reporting Persons." The filing of this statement should not be construed as an admission that any of the foregoing persons or any Reporting Person is, for the purposes of Section 13 of the Securities and Exchange Act of 1934, the beneficial owner of the securities reported herein.
(b)	Address or principal business office or, if none, residence: The address of the business office of each of the Reporting Persons is 1001 10th Avenue South, Suite 216, Naples, FL 34102.
(c)	Citizenship: The Investment Manager is a Delaware limited partnership. Mr. Halbower is a citizen of the United States.
(d)	Title of class of securities: Class A Common Stock, par value $0.01 per share
(e)	CUSIP No.: 00165C302
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: The information required by Item 4(a) is set forth in Row 9 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The percentage set forth in this Schedule 13G is calculated based upon an aggregate of 892,604,638 shares of Class A Common Stock outstanding, as reported in the Company's Prospectus filed pursuant to Rule 424(b)(5) with the Securities and Exchange Commission on June 23, 2026, after giving effect to the completion of the offering described therein.
(b)	Percent of class: 0.3%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
	(ii) Shared power to vote or to direct the vote: The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
	(iii) Sole power to dispose or to direct the disposition of: The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
	(iv) Shared power to dispose or to direct the disposition of: The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. See Item 2(a).
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

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

SIGNATURE

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

Pentwater Capital Management LP

Signature:	/s/ Matthew Halbower
Name/Title:	By: MCH PWCM Holdings Inc., General Partner, By: Matthew Halbower, Chief Executive Officer
Date:	08/14/2026

Matthew Halbower

Signature:	/s/ Matthew Halbower
Name/Title:	Matthew Halbower, individually
Date:	08/14/2026