Chief Operating Officer — Heather McCallion: The filing announces the appointment of a new external executive as COO, which is an addition to management rather than a departure.

The information contained in this Item 2.02, as well as in Exhibit 99.1, is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and such information shall not be deemed to be incorporated by reference into any of the Company’s filings under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific…

Results of Operations and Financial Condition The information set forth under

Regulation FD Disclosure In connection with certain contemplated financing transactions, Cable One, Inc. (the “Company” or “Cable One”) is disclosing the preliminary estimated financial and operating results and related information for the quarter ended June 30, 2026 set forth below as well as an update regarding the Company’s previously announced offer (the “MBI Term Loan Exchange Offer”) to lenders of the senior secured term loans of Mega Broadband Investments Holdings LLC (“MBI”). Prelimin…

Other Events MBI Term Loan Exchange Offer — Expiration and Results On June 24, 2026, Cable One, Inc. (the “Company”) announced that, as of 5:00 p.m., New York City time, on June 23, 2026, the designated exchange agent for the Company’s previously announced offer (the “MBI Term Loan Exchange Offer”) to lenders (the “MBI Lenders”) of the senior secured term loans (the “MBI Term Loans”) outstanding under that certain Credit Agreement, dated as of November 12, 2020 (as amended, amended and restat…

Other Events MBI Term Loan Exchange Offer — Interim Participation Update On June 23, 2026, Cable One, Inc. (the “Company”) announced that, as of 5:00 p.m., New York City time, on June 22, 2026, the designated exchange agent for the Company’s previously announced offer (the “MBI Term Loan Exchange Offer”) to lenders (the “MBI Lenders”) of the senior secured term loans (the “MBI Term Loans”) outstanding under that certain Credit Agreement, dated as of November 12, 2020 (as amended, amended and…

Other Events Offer to Exchange MBI Term Loans On June 22, 2026, Cable One, Inc. (the “Company”) commenced an offer (the “MBI Term Loan Exchange Offer”) to lenders (the “MBI Lenders”) of the senior secured term loans (the “MBI Term Loans”) outstanding under that certain Credit Agreement, dated as of November 12, 2020 (as amended, amended and restated, supplemented or otherwise modified from time to time, the “MBI Credit Agreement”), among Mega Broadband Investments Holdings LLC (“MBI”), as bor…

is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and such information shall not be deemed to be incorporated by reference into any of the Company’s filings under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing. Cautionary Statement Regarding Forward-Looking…

The information contained in this Item 2.02, as well as in Exhibit 99.1, is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and such information shall not be deemed to be incorporated by reference into any of the Company’s filings under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific…

Chief Operating Officer — Kenneth E. Johnson: Mr. Johnson is stepping down from his role as Chief Operating Officer and will transition to a senior advisor position before leaving the company.

Chief Operating Officer — Kenneth E. Johnson: Mr. Johnson is stepping down from his role as Chief Operating Officer but will remain employed as a senior advisor.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. On March 12, 2026, Cable One, Inc., a Delaware corporation (the “Company”), borrowed $575.0 million under its $1.25 billion revolving credit facility (the “Revolving Credit Facility”). On March 16, 2026, the proceeds were used to repay in full all $575.0 million aggregate principal amount outstanding of the Company’s 0.000% convertible senior notes due 2026 (the “Notes”) on the f…

The information contained in this Item 2.02, as well as in Exhibit 99.1, is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and such information shall not be deemed to be incorporated by reference into any of the Company’s filings under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific…

Entry into a Material Definitive Agreement. On January 3, 2026, Cable One, Inc. (the “Company”) entered into a Purchase Agreement (the “Purchase Agreement”) with Mega Broadband Investments Holdings LLC, a Delaware limited liability company (“MBI”), Mega Broadband Blocker, LLC, a Delaware limited liability company, GTCR Fund XII/C LP, a Delaware limited partnership, Major Merger Sub LLC, a Delaware limited liability company and wholly-owned subsidiary of the Company, and, solely in its capacit…

Other Events. On December 20, 2025, Clearwave Fiber LLC (“Clearwave Fiber”), a Delaware limited liability company that is a joint venture between the Company and certain unaffiliated third-party investors, entered into an Agreement and Plan of Merger (the “Clearwave Fiber Merger Agreement”) with Point Broadband Acquisition, LLC, a Delaware limited liability company (“Point Parent”), and CWF Alloy Merger Sub, LLC, a Delaware limited liability company and a wholly-owned subsidiary of Point Pare…

CEO — Julia M. Laulis: The CEO retired with a named external successor and an interim officer appointed, representing an orderly succession rather than a sudden loss of leadership.

The information contained in this Item 2.02, as well as in Exhibit 99.1, is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and such information shall not be deemed to be incorporated by reference into any of the Company’s filings under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific…

The information contained in this Item 2.02, as well as in Exhibit 99.1, is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and such information shall not be deemed to be incorporated by reference into any of the Company’s filings under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific…

CEO — Julia M. Laulis: The CEO is retiring with a planned transition period and search for a successor, representing an orderly succession rather than a sudden loss.

The information contained in this Item 2.02, as well as in Exhibit 99.1, is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and such information shall not be deemed to be incorporated by reference into any of the Company’s filings under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific…

The information contained in this Item 2.02, as well as in Exhibit 99.1, is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and such information shall not be deemed to be incorporated by reference into any of the Company’s filings under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific…

Director — Thomas O. Might: A director is choosing not to stand for re-election at the annual meeting, which is a standard, non-controversial board turnover event.

Chief Legal and Administrative Officer — Peter N. Witty: The company eliminated the Chief Legal and Administrative Officer position with a negotiated transition agreement and named an internal successor, indicating an orderly succession rather than a sudden loss of a sitting executive.

as well as in Exhibit 99.1 is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and such information shall not be deemed to be incorporated by reference into any of the Company’s filings under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing. Cautionary Statement…

Entry into a Material Definitive Agreement. As previously disclosed, on November 12, 2020 Cable One, Inc. (the “Company”) acquired a 45% equity interest (the “Investment”) in Mega Broadband Investments Holdings LLC, a Delaware limited liability company (“MBI”). In connection with the Investment, the Company entered into a Second Amended and Restated Limited Liability Company Agreement of MBI, dated as of November 12, 2020 (the “Existing Operating Agreement”) with MBI and GTCR Fund XII/B LP, a…