Cogent Communications Carries the Internet but Its Stock Has Been Crushed

Core Insights - Cogent Communications (NASDAQ:CCOI) is a Tier 1 internet backbone provider with a significant infrastructure that is relatively unknown to most investors [2][3] - The company is currently trading near multi-year lows while expanding its business, particularly in wavelength services, which are crucial for AI infrastructure and large enterprises [2][6] Company Overview - Cogent operates an all-optical IP network that spans 57 countries and connects to 1,902 data centers globally, directly connecting 7,659 networks, more than any other service provider [3] - The 2023 acquisition of Sprint's wireline business from T-Mobile expanded Cogent's physical footprint, adding 482 owned technical buildings and 3,579 on-net buildings [4] Business Performance - The legacy Sprint wireline business has seen a significant decline, with quarterly revenue dropping from $118 million at the time of acquisition to $43 million by Q4 2025, a 64% decrease [5] - In contrast, Cogent's original business has grown from $155 million to $197 million per quarter during the same period [5] Revenue Insights - Full year 2025 service revenue was reported at $975.8 million, reflecting a year-over-year decline of 5.82%, primarily due to the underperforming legacy Sprint business [5] - Wavelength services, however, have shown strong growth, with revenue increasing by 73.7% year-over-year to $12.1 million in Q4 2025, and customer connections rising by 84.6% to 2,064 [6] Strategic Focus - Cogent is transitioning from its declining legacy Sprint wireline business to focus on high-capacity wavelength services, aiming to capture 25% of the North American market before T-Mobile transition payments conclude in 2027 [6]