Institutional holder reports 1.53M AMC Networks (AMCX) shares

Rhea-AI Filing Summary

A California investment adviser and two principals report beneficial ownership of 1,526,100 AMC Networks Inc. Class A shares, equal to 4.76% of the class as of December 31, 2025. The shares are held in client accounts for which the adviser acts as investment manager.

The adviser has sole power to dispose of 1,526,100 shares, while the individuals share dispositive power over the same amount and one individual holds 2,980 shares with sole voting power. The filing states the position is held in the ordinary course of business and not to change or influence control of AMC Networks Inc.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 3)

AMC Networks Inc.

(Name of Issuer)

Class A Common Stock par value $0.01 per share

(Title of Class of Securities)

00164V103

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

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

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 00164V103

1

Names of Reporting Persons

RWWM, Inc.

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

CALIFORNIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 1,526,100.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,526,100.00

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)

4.76 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

CUSIP No. 00164V103

1

Names of Reporting Persons

Scott P. Roseman

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 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,526,100.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,526,100.00

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)

4.76 %

12

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13G

CUSIP No. 00164V103

1

Names of Reporting Persons

Aaron J. Wagner

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 2,980.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,526,100.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,526,100.00

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)

4.76 %

12

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: AMC Networks Inc.
(b)	Address of issuer's principal executive offices: 11 PENN PLAZA, NEW YORK, NEW YORK 10001
Item 2.
(a)	Name of person filing: RWWM, Inc. Scott P. Roseman Aaron J. Wagner
(b)	Address or principal business office or, if none, residence: 4970 ROCKLIN ROAD, SUITE 200 Rocklin, California 95677
(c)	Citizenship: RWWM, Inc. - CALIFORNIA Scott P. Roseman - UNITED STATES Aaron J. Wagner - UNITED STATES
(d)	Title of class of securities: Class A Common Stock par value $0.01 per share
(e)	CUSIP No.: 00164V103
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 1,526,100
(b)	Percent of class: 4.76 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: RWWM, Inc. - 0 Scott P. Roseman - 0 Aaron J. Wagner - 2,980
	(ii) Shared power to vote or to direct the vote: RWWM, Inc. - 0 Scott P. Roseman - 0 Aaron J. Wagner - 0
	(iii) Sole power to dispose or to direct the disposition of: RWWM, Inc. - 1,526,100 Scott P. Roseman - 0 Aaron J. Wagner - 0
	(iv) Shared power to dispose or to direct the disposition of: RWWM, Inc. - 0 Scott P. Roseman - 1,526,100 Aaron J. Wagner - 1,526,100
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. The securities as to which this Schedule is filed by RWWM, Inc., in its capacity as investment adviser, are owned of record by clients of RWWM, Inc. Those clients have the right to receive, or the power to direct the receipt of, dividends from, or the proceeds from the sale of, such securities. No such client is known to have such right or power with respect to more than five percent of this class of securities.
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.

RWWM, Inc.

Signature:	Aaron J. Wagner
Name/Title:	President
Date:	01/29/2026

Scott P. Roseman

Signature:	Scott P. Roseman
Name/Title:	Chairman - Senior Portfolio Manager
Date:	01/29/2026

Aaron J. Wagner

Signature:	Aaron J. Wagner
Name/Title:	President
Date:	01/29/2026

FAQ

How many AMC Networks (AMCX) shares are reported in this Schedule 13G/A?

The filing reports beneficial ownership of 1,526,100 shares of AMC Networks Inc. Class A Common Stock. These shares are held in client accounts managed by a California investment adviser, which exercises investment discretion on their behalf.

What percentage of AMC Networks (AMCX) Class A shares does this holder report?

The reporting persons disclose beneficial ownership of 4.76% of the Class A Common Stock. This percentage reflects their 1,526,100 shares relative to the total outstanding Class A shares of AMC Networks Inc. as of December 31, 2025.

Who are the reporting persons in this AMC Networks (AMCX) Schedule 13G/A?

The Schedule 13G/A lists a California corporation investment adviser, Scott P. Roseman, and Aaron J. Wagner as reporting persons. Roseman and Wagner are identified as United States citizens and sign the filing as Chairman–Senior Portfolio Manager and President, respectively.

How are voting and dispositive powers over AMC Networks (AMCX) shares allocated?

The investment adviser has sole dispositive power over 1,526,100 shares and no voting power. Aaron J. Wagner has sole voting power over 2,980 shares, while both Wagner and Scott P. Roseman share dispositive power over 1,526,100 shares.

Are AMC Networks (AMCX) shares held to influence control of the company?

The filing certifies the securities were acquired and are held in the ordinary course of business. It expressly states they were not acquired and are not held to change or influence control of AMC Networks Inc. or in connection with any such transaction.

Who ultimately benefits from the AMC Networks (AMCX) shares reported here?

The securities are owned of record by clients of the investment adviser. Those clients have the right to receive, or direct the receipt of, dividends and sale proceeds, and no individual client is known to hold more than 5% of the class.