# EDGAR Filing Document

**Accession Number:** 0002044745
**File Stem:** 0002044745-26-000002
**Filing Date:** 2026-1
**Character Count:** 7879
**Document Hash:** 8b671fa922d072db0acbf6f829a4166b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0002044745-26-000002.hdr.sgml**: 20260106

**ACCESSION NUMBER**: 0002044745-26-000002

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260103

**FILED AS OF DATE**: 20260106

**DATE AS OF CHANGE**: 20260106

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Arntzen Christopher J
- **CENTRAL INDEX KEY:** 0002044745

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36863
- **FILM NUMBER:** 26511374

**MAIL ADDRESS:**
- **STREET 1:** 210 E EARLL
- **CITY:** PHOENIX
- **STATE:** AZ
- **ZIP:** 85012
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Cable One, Inc.
- **CENTRAL INDEX KEY:** 0001632127
- **STANDARD INDUSTRIAL CLASSIFICATION:** CABLE & OTHER PAY TELEVISION SERVICES [4841]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 133060083
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 210 E. EARLL DRIVE
- **CITY:** PHOENIX
- **STATE:** AZ
- **ZIP:** 85012
- **BUSINESS PHONE:** 602-364-6000

**MAIL ADDRESS:**
- **STREET 1:** 210 E. EARLL DRIVE
- **CITY:** PHOENIX
- **STATE:** AZ
- **ZIP:** 85012

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] 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**<sup>*</sup><br>Arntzen Christopher J<br><sub>(Last) (First) (Middle)</sub><br>C/O CABLE ONE, INC.<br>210 E. EARLL DRIVE<br><sub>(Street)</sub><br>PHOENIX, AZ 85012<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-01-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_SVP, GC & Secretary_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Cable One, Inc. [ CABO ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock, par value $0.01 | 2026-01-03 |  | F |  | 161<sup>(1)</sup> | D | $104.16 | 1883 | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Phantom RSUs | <sup>(2)(3)</sup> | 2026-01-03 |  | A |  | 4992 |  | <sup>(2)(3)</sup> | <sup>(2)(3)</sup> | Common Stock, par value $0.01 | 4992 | $0 | 4992 | D |  |
| Phantom PSUs | <sup>(2)(4)</sup> | 2026-01-03 |  | A |  | 7488 |  | <sup>(2)(4)</sup> | <sup>(2)(4)</sup> | Common Stock, par value $0.01 | 7488 | $0 | 7488 | D |  |

---

### Footnotes:

(1) See Remarks.

(2) Each phantom service-based restricted stock unit (a Phantom RSU) and each phantom performance-based restricted stock unit (a Phantom PSU) represents a contingent right to receive the economic value of one share of Common Stock, with each solely settled in cash.

(3) Represents a grant of 4,992 Phantom RSUs on January 3, 2026, which generally vest in substantially equal installments on each of the first three anniversaries of the grant date, subject to the Reporting Persons continued employment through the applicable vesting date.

(4) Represents a grant of 7,488 Phantom PSUs on January 3, 2026, that vest based on target achievement of applicable performance goals over the three-year performance period commencing January 1, 2026 and ending December 31, 2028, subject to certification of performance achievement by the Compensation and Talent Management Committee of Cable One, Inc. and the Reporting Persons continued employment through the date of such certification.

**Remarks:**
Represents the withholding of shares of Common Stock to satisfy tax withholding liability associated with the vesting of (i) restricted stock awards from previously reported grants, which were granted on January 3, 2022 which generally vest in four equal installments on each of the first four anniversaries of the respective date of grant, subject to the Reporting Person's continued employment with Cable One, Inc. through each such date, and (ii) restricted stock units from previously reported grants, which were granted on January 3,  2023 and 2025, which generally vest in three equal installments on each of the first three anniversaries of the date of grant, subject to the Reporting Person's continued employment with Cable One, Inc. through each such date, and (iii) restricted stock units from previously reported grants, which were granted on January 3, 2024, which generally vest in two equal installments on each of the first two anniversaries of the date of grant, subject to the Reporting Person's continued employment with Cable One, Inc. through each such date.

**Signature:** /s/ Christopher J. Arntzen  
**Date:** 2026-01-06

### Remarks:

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.**