Buy4

Optimum Communications, Inc.

OPTU

Total Value

$2.5M

Net $2.5M bought

Filing Date

Oct 9, 2026

8 transactions

Purchases

$2.5M

8 transactions

Trade Summary

On Jul 29, 2026 through Aug 25, 2026, SUBIN NEIL S, 10% Owner, purchased $2.5M of Optimum Communications, Inc. (OPTU) across 8 transactions. The filing covers Class A Common Stock and reflects net buying of $2.5M. Reported prices ranged from $0.74 to $0.85. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.

Price at the Time of the Trade

OPTU daily price with the insider's purchase marked at $0.81.

Bought near the 8-month low · the stock trades 15% higher today.

Price data is delayed and provided for context only — not investment advice.

Insider Information

Name: SUBIN NEIL S
Role: 10% Owner
Location: STUART, FL

Filing Details

Filing Date: Oct 9, 2026
Transaction Date: Jul 29, 2026
Accession Number: 0001213900-26-108531
Form Type: 4
Net Trading Amount: $2.5M

Non-Derivative Transactions

Date	Security	Shares	Price	Type	Value
Jul 29, 2026	Class A Common Stock	129,808	$0.76	Purchase	$98.2K
Jul 30, 2026	Class A Common Stock	732,279	$0.74	Purchase	$544.1K
Jul 31, 2026	Class A Common Stock	120,958	$0.74	Purchase	$89.7K
Aug 19, 2026	Class A Common Stock	1,291,471	$0.84	Purchase	$1.1M
Aug 20, 2026	Class A Common Stock	50,536	$0.85	Purchase	$42.8K
Aug 21, 2026	Class A Common Stock	535,191	$0.85	Purchase	$452.6K
Aug 24, 2026	Class A Common Stock	171,711	$0.83	Purchase	$143.4K
Aug 25, 2026	Class A Common Stock	400	$0.85	Purchase	$340

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Footnotes

(F1)Represents shares of Class A Common Stock, par value $0.01 per share ("Class A Common Shares"), of Optimum Communications, Inc. (the "Issuer") owned by Dark Mirage, LP. MILFAM LLC is the investment advisor of Dark Mirage, LP and therefore may be deemed the beneficial owner of the Class A Common Shares owned by Dark Mirage, LP. MILFAM GP, LLC is the general partner of Dark Mirage, LP and therefore may be deemed the beneficial owner of the Class A Common Shares owned by Dark Mirage, LP. Mr. Subin is the President and Manager of MILFAM LLC, which is the Manager of MILFAM GP, LLC, consequently, he may also be deemed the beneficial owner of the Class A Common Shares owned by Dark Mirage, LP. Mr. Subin, MILFAM GP, LLC and MILFAM LLC each disclaims beneficial ownership of any Class A Common Shares other than to the extent he or it may have a pecuniary interest therein.

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^*

SUBIN NEIL S

(Last)

(First)

(Middle)

2336 SE OCEAN BLVD, SUITE 400

(Street)

STUART

34996

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Optimum Communications, Inc. [ OPTU ]

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)
07/29/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)
08/28/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

	Form filed by One Reporting Person
X	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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	07/29/2026		P		129,808	A	$0.7567	16,646,763	I	See Footnote⁽¹⁾
Class A Common Stock	07/30/2026		P		732,279	A	$0.743	17,379,042	I	See Footnote⁽¹⁾
Class A Common Stock	07/31/2026		P		120,958	A	$0.7415	17,500,000	I	See Footnote⁽¹⁾
Class A Common Stock	08/19/2026		P		1,291,471	A	$0.8391	18,791,471	I	See Footnote⁽¹⁾
Class A Common Stock	08/20/2026		P		50,536	A	$0.8473	18,842,007	I	See Footnote⁽¹⁾
Class A Common Stock	08/21/2026		P		535,191	A	$0.8457	19,377,198	I	See Footnote⁽¹⁾
Class A Common Stock	08/24/2026		P		171,711	A	$0.835	19,548,909	I	See Footnote⁽¹⁾
Class A Common Stock	08/25/2026		P		400	A	$0.85	19,549,309	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

1. Name and Address of Reporting Person^*

SUBIN NEIL S

(Last)

(First)

(Middle)

2336 SE OCEAN BLVD, SUITE 400

(Street)

STUART

34996

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

MILFAM LLC

(Last)

(First)

(Middle)

2336 SE OCEAN BLVD, SUITE 400

(Street)

STUART

34996

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

MILFAM GP, LLC

(Last)

(First)

(Middle)

2336 SE OCEAN BLVD, SUITE 400

(Street)

STUART

34996

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Dark Mirage, LP

(Last)

(First)

(Middle)

2336 SE OCEAN BLVD, SUITE 400

(Street)

STUART

34996

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

Explanation of Responses:

1. Represents shares of Class A Common Stock, par value $0.01 per share ("Class A Common Shares"), of Optimum Communications, Inc. (the "Issuer") owned by Dark Mirage, LP. MILFAM LLC is the investment advisor of Dark Mirage, LP and therefore may be deemed the beneficial owner of the Class A Common Shares owned by Dark Mirage, LP. MILFAM GP, LLC is the general partner of Dark Mirage, LP and therefore may be deemed the beneficial owner of the Class A Common Shares owned by Dark Mirage, LP. Mr. Subin is the President and Manager of MILFAM LLC, which is the Manager of MILFAM GP, LLC, consequently, he may also be deemed the beneficial owner of the Class A Common Shares owned by Dark Mirage, LP. Mr. Subin, MILFAM GP, LLC and MILFAM LLC each disclaims beneficial ownership of any Class A Common Shares other than to the extent he or it may have a pecuniary interest therein.

Remarks:

This Form 4 is being amended to add each of Dark Mirage, LP and MILFAM GP, LLC as a reporting person upon receipt of their EDGAR codes.

	/s/ Neil S. Subin	10/09/2026
	/s/ Neil S. Subin, for MILFAM LLC, By: Neil S. Subin, Manager	10/09/2026
	/s/ Neil S. Subin, for MILFAM GP, LLC, By: MILFAM LLC, its Manager, By: Neil S. Subin, Manager	10/09/2026
	/s/ Neil S. Subin, for Dark Mirage, LP, By: MILFAM GP, LLC, its General Partner, By: MILFAM LLC, its Manager, By: Neil S. Subin, Manager	10/09/2026
	** 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.

Form 4 as rendered by the SEC from accession 0001213900-26-108531.

Optimum Communications, Inc.

Trade Summary

Price at the Time of the Trade

Company Information

Insider Information

Filing Details

Non-Derivative Transactions

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Footnotes

SEC Form 4

SEC Filing

Price at the Time of the Trade

SEC Form 4