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COGENT COMMUNICATIONS HOLDINGS, INC.

For the period ended Feb 27, 2025. Filed Feb 27, 2025.

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A notice of a major event between regular reports, such as results, a deal or a change of executives. It is often the first formal record of the news.

Feb 27, 2025 · Filed Feb 27, 2025

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CCOI$3.98-15.1%Stored close · as of Nov 6, 2026
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Contents

EX-99.1 · Optical Wave Network

Optical Wave Network

Acquiring the Sprint network has also allowed Cogent to construct a wavelength network using predominantly owned fiber. This enabled Cogent to expand its product offerings to include optical wavelength services. As of December 31, 2024, Cogent was offering optical wavelength services in 808 data centers in the United States, Mexico and Canada.

Federal Income Taxes – United States

Cogent received a US federal income tax refund of $24.2 million in 2024 for 2023 US federal income taxes paid and owed no US federal income taxes for full year 2023. Under current law, Cogent does not expect to incur a US federal income tax liability for full year 2024.

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