10. Geographic and segment information:

Operating segments are defined as components of an enterprise about which separate financial information is available that is evaluated regularly by the chief operating decision maker (“CODM”) in deciding how to allocate resources and in assessing the Company’s performance. The Company’s Chief Executive Officer and Chairman, Dave Schaeffer is the Company’s CODM. The Company has one operating segment. The CODM regularly reviews the following amounts on a worldwide consolidated basis as presented in the Company’s consolidated statements of comprehensive income (loss);

Service revenue
Network operations expense
Selling, general and administrative (“SG&A”) expenses
Amortization of compensation expense
oAs components of SG&A and network operations expense
Interest expense
Gain on bargain purchase – Cogent Fiber Business
Net income (loss)

The Company’s results are evaluated for performance and resource allocation decisions based on consolidated net (loss) income. The consolidated operating segment financial information regularly reviewed by the CODM, inclusive of assets, revenue, expenses, profit or loss, and noncash items are included in the Consolidated Statements of Comprehensive Income (Loss), Consolidated Balance Sheets, and Consolidated Statements of Cash Flows.Revenues are attributed to regions based on where the services are provided. Below are the Company’s service revenues and long-lived assets by geographic region - including property plant and equipment and excluding intangible assets (in thousands):

Year Ended December 31, 2025

  ​ ​ ​

On-net

  ​ ​ ​

Off-net

  ​ ​ ​

Wavelengths

  ​ ​ ​

Non-core

  ​ ​ ​

Total

North America

$

400,765

$

373,289

$

37,443

$

8,026

$

819,523

Europe

101,395

19,455

944

217

122,011

Oceania

 

20,791

3,916

66

63

24,836

South America

8,072

708

28

8,808

Africa

486

102

588

Total

$

531,509

$

397,470

$

38,453

$

8,334

$

975,766

Year Ended December 31, 2024

  ​ ​ ​

On-net

  ​ ​ ​

Off-net

Wavelengths

  ​ ​ ​

Non-core

  ​ ​ ​

Total

North America

$

424,437

$

426,857

$

19,015

$

17,692

$

888,001

Europe

 

94,363

21,242

172

347

116,124

Oceania

 

18,205

5,013

9

91

23,318

South America

7,080

896

43

8,019

Africa

543

99

642

Total

$

544,628

$

454,107

$

19,196

$

18,173

$

1,036,104

Year Ended December 31, 2023

  ​ ​ ​

On-net

  ​ ​ ​

Off-net

Wavelengths

  ​ ​ ​

Non-core

  ​ ​ ​

Total

North America

$

401,213

$

367,210

$

5,653

$

28,614

$

802,690

Europe

 

88,310

19,913

147

108,370

Oceania

 

15,769

5,587

71

21,427

South America

6,957

684

8

7,649

Africa

687

99

786

Total

$

512,936

$

393,493

$

5,653

$

28,840

$

940,922

December 31, 

December 31, 

  ​ ​ ​

2025

  ​ ​ ​

2024

Long lived assets, net

North America

$

1,523,789

$

1,579,495

Europe and other

 

197,285

158,854

Total

$

1,721,074

$

1,738,349

About Segments Disclosures

Segment disclosures break a company into its reportable operating units, revealing revenue, profit, and asset allocation that consolidated financial statements obscure. Under ASC 280, segments must match how the chief operating decision maker views the business, providing a window into internal management structure and resource allocation priorities.

Key signals: compare segment margins to identify which units drive profitability and which destroy value. Watch for changes in the number of reportable segments — segment aggregation or disaggregation often coincides with strategic shifts or attempts to obscure declining performance. Intersegment elimination patterns reveal internal pricing practices. The reconciliation between segment totals and consolidated figures exposes corporate overhead allocation and unallocated items. Geographic revenue concentration highlights regulatory and currency exposure. Compare segment-level capital expenditure against segment revenue to assess where management is investing for future growth versus harvesting existing assets.