Core Points - Cogent Communications Holdings, Inc. will host a conference call on November 6, 2025, at 8:30 a.m. (ET) to present its third-quarter operating results for 2025 and answer questions [1] - A press release with the operating results will be issued at 7:00 a.m. (ET) on the same day [1] - The conference call is accessible to all parties via specific dial-in numbers and an audio webcast available on Cogent's website [1] Company Overview - Cogent is a facilities-based provider of low-cost, high-speed Internet access and private network services, primarily serving bandwidth-intensive businesses [2] - The company operates an all-optical IP network across 302 markets globally [2] - Cogent is headquartered in Washington, D.C., and can be contacted through its official website or phone number [2]

Group 1 - Cogent Communications Holdings, Inc. will host a conference call on August 7, 2025, at 8:30 a.m. (ET) to present its operating results for the second quarter of 2025 [1] - A press release with the operating results will be issued at 7:00 a.m. (ET) on the same day [1] - The conference call is accessible via dial-in numbers for U.S. and Canadian callers as well as international callers, with a recommendation to join 15 minutes early [1] Group 2 - Cogent is a facilities-based provider of low-cost, high-speed Internet access and private network services, operating in 292 markets globally [2] - The company is headquartered in Washington, D.C., and offers services primarily to bandwidth-intensive businesses [2] - Additional information about Cogent can be found on its website [2]

Group 1 - Cogent Communications Holdings, Inc. will host a conference call on May 8, 2025, at 8:30 a.m. (ET) to present its operating results for the first quarter of 2025 [1] - A press release announcing the operating results will be issued at 7:00 a.m. (ET) on the same day [1] - The conference call is open to all parties, with specific dial-in numbers provided for U.S., Canadian, and international callers [1] Group 2 - Cogent is a facilities-based provider of low-cost, high-speed Internet access and private network services, primarily targeting bandwidth-intensive businesses [2] - The company operates an all-optical IP network across 264 markets globally [2] - Cogent is headquartered in Washington, D.C., and offers contact information for inquiries [2]

Group 1 - Cogent Communications Holdings, Inc. has priced $174,400,000 of secured IPv4 address revenue term notes with a 6.646% interest rate, expected to be repaid over five years [1] - The net proceeds from the offering will be used for general corporate purposes, with the transaction expected to close around April 11, 2025, pending various conditions [2] - The notes are being offered only to qualified institutional buyers and certain accredited investors, and will not be registered under the Securities Act [3] Group 2 - Cogent is a facilities-based provider of low-cost, high-speed Internet access and private network services, operating in 264 markets globally [5]