Current Report · Items 2.02, 9.01 · 8-K

Cogent Communications Holdings, Inc.

CCOINASDAQEQUITYCurrent

Results of Operations and Financial Condition

Filed Feb 20, 2026Accepted Feb 20, 2026, 2:20 AM ESTCIK 1158324Accession 0001104659-26-017862

Company context

Cogent Communications (NASDAQ: CCOI) is a multinational, Tier 1 facilities-based ISP. Cogent specializes in providing businesses with high-speed Internet access, Ethernet transport, optical wavelength, optical transport and colocation services. Cogent’s facilities-based, all-optical IP network backbone provides services in 308 markets globally. Cogent Communications is headquartered at 2450 N Street, NW, Washington, D.C. 20037. For more information, visit www.cogentco.com. Cogent Communications can be reached in the United States at (202) 295-4200 or via email at info@cogentco.com.

Current securities

CCOINASDAQ · EQUITY · Current

Recent company filings

Disclosure sections

Items 2.02, 9.01

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Item 2.02Item 2.02 - Results of Operations

Item 2.02 Results of Operations and Financial Condition. On February 20, 2026, Cogent Communications Holdings, Inc. issued a press release summarizing its financial results for the fourth quarter of 2025 and the full year of 2025. The Company will hold a conference call regarding its financial results at 8:30 a.m. ET on February 20, 2026, which will be simultaneously broadcast on a link available through the Company’s website at www.cogentco.com. The press release is furnished as Exhibit 99.1 to this current report on Form 8-K. The information in Item 2.02 of this Current Report on Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “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, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing.

Filed exhibits (1)

EX-99.1 (by filename) tm266769d1_ex99-1.htm

EX-99.1 2 tm266769d1_ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Cogent Contacts: For For Public Relations: Investor Relations: Jocelyn Johnson John Chang + 1 (202) 295-4299 + 1 (202) 295-4212 jajohnson@cogentco.com investor.relations@cogentco.com Cogent Communications Reports Fourth Quarter 2025 and Full Year 2025 Results Financial and Business Highlights Service revenue was $240.5 million for Q4 2025 and was $241.9 million for Q3 2025. Service revenue was $975.8 million for full year 2025 and was $1,036.1 million for full year 2024. o Wavelength revenue increased by 18.8% sequentially from Q3 2025 to $12.1 million for Q4 2025 and increased by 73.7% from Q4 2024. o Wavelength revenue increased by 100.3% from full year 2024 to $38.5 million for full year 2025 Wavelength customer connections increased by 17.9%, sequentially from Q3 2025 to 2,064 connections for Q4 2025 and increased by 84.6% from Q4 2024. o Revenue from leasing IPv4 addresses increased by 43.8% from full year 2024 to $64.5 million for full …

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