AMC Networks (AMCX) EVP trims stake after RSU vesting and tax withholding

Rhea-AI Filing Summary

AMC Networks Inc. executive Michael J. Sherin III reported a mix of stock option activity and share sales. On March 9, 2026, he exercised rights linked to restricted stock units for a total of 16,124 shares of AMC Networks Class A common stock at $0.00 per share, with 5,476 shares withheld to cover tax obligations at $8.05 per share. On March 10, 2026, he made open-market sales totaling 5,963 shares at prices between $7.95 and $7.97 per share. After these transactions, he directly held 10,648 shares of AMC Networks Class A common stock.

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

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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^*

Sherin Michael J. III

(Last) (First) (Middle)

11 PENN PLAZA

(Street)

NEW YORK CITY NY 10001

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AMC Networks Inc. [ AMCX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/09/2026

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
AMC Networks Inc. Class A Common Stock	03/09/2026		M		4,629	A	(1)	10,592	D
AMC Networks Inc. Class A Common Stock	03/09/2026		F(2)		1,572	D	$8.05	9,020	D
AMC Networks Inc. Class A Common Stock	03/09/2026		M		4,376	A	(3)	13,396	D
AMC Networks Inc. Class A Common Stock	03/09/2026		F(4)		1,486	D	$8.05	11,910	D
AMC Networks Inc. Class A Common Stock	03/09/2026		M		7,119	A	(5)	19,029	D
AMC Networks Inc. Class A Common Stock	03/09/2026		F(6)		2,418	D	$8.05	16,611	D
AMC Networks Inc. Class A Common Stock	03/10/2026		S		2,700	D	$7.95	13,911	D
AMC Networks Inc. Class A Common Stock	03/10/2026		S		863	D	$7.97	13,048	D
AMC Networks Inc. Class A Common Stock	03/10/2026		S		2,400	D	$7.975	10,648	D

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
Restricted Stock Units	(1)	03/09/2026		M			4,629	(1)	03/09/2026	AMC Networks Inc. Class A Common Stock	4,629	(1)	0	D
Restricted Stock Units	(3)	03/09/2026		M			4,376	(3)	03/09/2027	AMC Networks Inc. Class A Common Stock	4,376	(3)	4,376	D
Restricted Stock Units	(5)	03/09/2026		M			7,119	(5)	03/09/2028	AMC Networks Inc. Class A Common Stock	7,119	(5)	14,238	D

Explanation of Responses:

1. Each RSU was granted on October 24, 2023 under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on March 8, 2024 and one-third of the RSUs vested and settled on March 7, 2025. The remaining one-third of the RSUs vested and settled on March 9, 2026.

2. Represents RSUs of AMC Networks Inc. withheld to satisfy tax withholding obligations in connection with the vesting of RSUs described in footnote 1 above, exempt under Rule 16b-3.

3. Each RSU was granted on March 12, 2024 under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on March 7, 2025 and one-third of the RSUs vested and were settled on March 9, 2026. The remaining one-third of the RSUs will vest on March 9, 2027.

4. Represents RSUs of AMC Networks Inc. withheld to satisfy tax withholding obligations in connection with the vesting of RSUs described in footnote 3 above, exempt under Rule 16b-3.

5. Each RSU was granted on March 11, 2025 under the AMC Networks Inc. A&R 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on March 9, 2026. The remaining RSUs will vest as follows: one-third on March 9, 2027 and one-third on March 9, 2028.

6. Represents RSUs of AMC Networks Inc. withheld to satisfy tax withholding obligations in connection with the vesting of RSUs described in footnote 5 above, exempt under Rule 16b-3.

	/s/ Anne G. Kelly, attorney-in-fact for Michael J. Sherin III	03/11/2026
	** Signature of Reporting Person	Date
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FAQ

What did AMC Networks (AMCX) EVP Michael J. Sherin III report in this Form 4?

He reported RSU-related share deliveries and subsequent stock sales. On March 9, 2026, restricted stock units vested into common shares. On March 10, 2026, he sold 5,963 AMC Networks Class A shares in open-market transactions at prices around $7.95–$7.97 per share.

How many AMC Networks (AMCX) shares did the EVP sell in the latest transactions?

He sold 5,963 AMC Networks Class A common shares. These were reported as three open-market sale transactions on March 10, 2026, at prices ranging from $7.95 to $7.97 per share, following the vesting and settlement of restricted stock units the prior day.

How many AMC Networks (AMCX) shares did Michael J. Sherin III acquire through RSUs?

He acquired 16,124 AMC Networks Class A shares through the vesting and settlement of restricted stock units. These derivative exercises occurred on March 9, 2026, at a conversion price of $0.00 per share, reflecting equity compensation granted under the company’s employee stock plans.

Were all AMC Networks (AMCX) shares disposed of in market sales by the EVP?

No, some shares were withheld for taxes rather than sold in the market. A total of 5,476 AMC Networks Class A shares were withheld at $8.05 per share to satisfy tax withholding obligations tied to RSU vesting, separate from the 5,963 shares sold.

How many AMC Networks (AMCX) shares does Michael J. Sherin III hold after these transactions?

Following the reported transactions, he directly holds 10,648 AMC Networks Class A common shares. This post-transaction balance reflects RSU-related share issuances, tax-withholding dispositions, and the 5,963 shares sold in open-market transactions on March 10, 2026.

What role do restricted stock units (RSUs) play in this AMC Networks (AMCX) Form 4?

The Form 4 centers on RSUs vesting into AMC Networks Class A shares. RSUs granted in 2023, 2024, and 2025 vested on March 9, 2026, delivering shares, with portions withheld to cover tax obligations and the remaining shares contributing to the executive’s equity position.