Cable One, Inc. — Director's Dealing 2026

Jan 6, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Cable One, Inc. (CABO)
CIK: 0001632127
Period of Report: 2026-01-03

Reporting Person: Arntzen Christopher J (SVP, GC & Secretary)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-01-03	Common Stock, par value $0.01	F	161	$104.16	Disposed	1883	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-01-03	Phantom RSUs	$	A	4992	Acquired		Common Stock, par value $0.01 (4992)	Direct
2026-01-03	Phantom PSUs	$	A	7488	Acquired		Common Stock, par value $0.01 (7488)	Direct

Footnotes

F1: See Remarks.

F2: 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.

F3: 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.

F4: 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.