Cogent Communications Holdings, Inc.

What they do

Cogent operates an IP network optimized for packet-routed data and serves corporate, net-centric and enterprise customers, including law firms, financial services firms, ISPs, mobile operators, cable companies and content delivery networks. It provides on-net services in buildings connected directly to its network and off-net services using third-party carriers for the last mile. The company also operates data centers in North America and Europe and, following the 2023 acquisition of the Sprint long-haul fiber network (Cogent Fiber Business), offers optical wavelength and transport services on a network generally independent of its legacy IP network.

Revenue drivers

• On-net service — On-net service is provided to customers located in buildings physically connected to Cogent's network by Cogent facilities; on-net revenue was $135.4 million in Q2 2026, or roughly 57% of total service revenue, and includes wavelength revenue.
• Off-net service — Off-net service uses third-party carriers' circuits for the last mile; off-net revenue was $84.5 million in Q2 2026, about 36% of total service revenue, and declined 17.3% year over year.
• Wavelength and optical transport — Wavelength revenue, introduced through the Cogent Fiber Business acquisition, was $14.8 million in Q2 2026, up 63.8% from Q2 2025, and remains a smaller but fast-growing product line.
• Non-core services — Legacy services acquired and supported but not actively sold generated $0.9 million in Q2 2026, a small and declining revenue stream.

Recent performance

Q2 2026 service revenue was $235.6 million, down 1.5% sequentially and 4.3% year over year, with foreign exchange having a $0.3 million negative sequential impact and a $0.7 million positive year-over-year impact. On-net revenue was $135.4 million (down 0.1% sequentially, up 2.3% year over year), while off-net revenue was $84.5 million (down 5.1% sequentially, down 17.3% year over year). Wavelength revenue rose to $14.8 million, up 9.2% sequentially and 63.8% year over year. Adjusted EBITDA was $71.1 million with a 30.2% margin, up from 29.3% in Q1 2026. The company sold ten owned data centers for $224.2 million in net proceeds, recording a $130.7 million gain.

Strategy

Cogent is integrating the Cogent Fiber Business acquired from Sprint Communications in May 2023 and expanding its target market to include larger Enterprise customers, while also selling optical wavelength and transport services. The company continues to support acquired non-core services without actively selling them, and remains focused on its facilities-based network and data center operations. In Q2 2026 it sold ten owned data centers for net proceeds of $224.2 million and has been repurchasing its 2032 secured notes at a discount. It approved a quarterly dividend of $0.02 per share for Q2 2026. Management reports a declining adjusted net leverage ratio, which fell to 6.23 in Q2 2026.

Risks

• Integration of Cogent Fiber Business — Difficulties integrating the acquired Sprint long-haul fiber network may prevent the combined company from operating as effectively and efficiently as expected.
• Declining off-net revenue — Off-net revenue fell 17.3% year over year in Q2 2026, a meaningful drag on total service revenue.
• Indebtedness and leverage — Long-term debt was $1.73 billion at December 31, 2025, and total liabilities of $3.14 billion exceeded total assets of $3.10 billion at June 30, 2026, resulting in negative shareholder equity.
• Competitive pricing pressure — Increasing competition, including lower prices for services, is cited as a risk that could affect revenue and margins.

Outlook

Management reported Q2 2026 service revenue of $235.6 million and noted sequential declines in total revenue, while on-net revenue including wavelengths grew year over year and adjusted EBITDA margin improved to 30.2%. The company sold ten data centers in Q2 2026 and continued purchasing its 2032 secured notes at a discount. It approved a quarterly dividend of $0.02 per share for Q2 2026, and its adjusted net leverage ratio declined to 6.23. No specific forward guidance figures are provided in the excerpts.