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v3.26.1

Information by Business Segment - Segment Financial Information for Our Reportable Segments (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2026 | Mar. 31, 2025 | Dec. 31, 2025
Segment financial information for real estate operations |  |  |
Revenues from real estate operations | $ 200,637 | $ 187,856 |
Other segment items |  |  |
Property operating expenses | (81,435) | (72,040) |
UJV NOI allocable to COPT Defense | 2,056 | 1,889 |
Segment assets | 4,458,909 | 4,250,311 | $ 4,701,790
Reportable segments |  |  |
Segment financial information for real estate operations |  |  |
Revenues from real estate operations | 194,596 | 177,597 |
Other segment items |  |  |
Property operating expenses | (81,435) | (72,040) |
UJV NOI allocable to COPT Defense | 2,056 | 1,889 |
Total other segment items | (79,379) | (70,151) |
NOI | 115,217 | 107,446 |
Additions to long-lived assets | 18,755 | 19,415 |
Transfers from non-operating properties | 18,974 | 12,336 |
Segment assets | 3,868,145 | 3,702,958 |
Reportable segments | Defense/IT Portfolio |  |  |
Segment financial information for real estate operations |  |  |
Revenues from real estate operations | 175,005 | 159,427 |
Other segment items |  |  |
Property operating expenses | (69,991) | (63,331) |
UJV NOI allocable to COPT Defense | 2,056 | 1,889 |
Total other segment items | (67,935) | (61,442) |
NOI | 107,070 | 97,985 |
Additions to long-lived assets | 12,154 | 17,682 |
Transfers from non-operating properties | 18,586 | 9,562 |
Segment assets | 3,540,817 | 3,388,087 |
Reportable segments | Defense/IT Portfolio | Fort Meade/BW Corridor |  |  |
Segment financial information for real estate operations |  |  |
Revenues from real estate operations | 87,533 | 84,608 |
Other segment items |  |  |
Property operating expenses | (36,480) | (31,930) |
UJV NOI allocable to COPT Defense | 0 | 0 |
Total other segment items | (36,480) | (31,930) |
NOI | 51,053 | 52,678 |
Additions to long-lived assets | 7,646 | 8,093 |
Transfers from non-operating properties | 116 | 1,337 |
Segment assets | 1,454,179 | 1,441,470 |
Reportable segments | Defense/IT Portfolio | Redstone Arsenal |  |  |
Segment financial information for real estate operations |  |  |
Revenues from real estate operations | 20,645 | 16,422 |
Other segment items |  |  |
Property operating expenses | (7,249) | (6,294) |
UJV NOI allocable to COPT Defense | 0 | 0 |
Total other segment items | (7,249) | (6,294) |
NOI | 13,396 | 10,128 |
Additions to long-lived assets | 882 | 3,248 |
Transfers from non-operating properties | 2,909 | 4,266 |
Segment assets | 613,080 | 601,935 |
Reportable segments | Defense/IT Portfolio | NoVA Defense/IT |  |  |
Segment financial information for real estate operations |  |  |
Revenues from real estate operations | 24,816 | 23,162 |
Other segment items |  |  |
Property operating expenses | (10,356) | (10,089) |
UJV NOI allocable to COPT Defense | 0 | 0 |
Total other segment items | (10,356) | (10,089) |
NOI | 14,460 | 13,073 |
Additions to long-lived assets | 2,003 | 2,556 |
Transfers from non-operating properties | 5 | 18 |
Segment assets | 517,239 | 492,384 |
Reportable segments | Defense/IT Portfolio | Lackland Air Force Base |  |  |
Segment financial information for real estate operations |  |  |
Revenues from real estate operations | 18,354 | 16,410 |
Other segment items |  |  |
Property operating expenses | (8,998) | (8,999) |
UJV NOI allocable to COPT Defense | 0 | 0 |
Total other segment items | (8,998) | (8,999) |
NOI | 9,356 | 7,411 |
Additions to long-lived assets | (56) | 119 |
Transfers from non-operating properties | 0 | 0 |
Segment assets | 193,465 | 197,349 |
Reportable segments | Defense/IT Portfolio | Navy Support |  |  |
Segment financial information for real estate operations |  |  |
Revenues from real estate operations | 8,992 | 7,960 |
Other segment items |  |  |
Property operating expenses | (4,359) | (4,166) |
UJV NOI allocable to COPT Defense | 0 | 0 |
Total other segment items | (4,359) | (4,166) |
NOI | 4,633 | 3,794 |
Additions to long-lived assets | 1,679 | 3,666 |
Transfers from non-operating properties | 0 | 0 |
Segment assets | 172,205 | 163,951 |
Reportable segments | Defense/IT Portfolio | Data Center Shells |  |  |
Segment financial information for real estate operations |  |  |
Revenues from real estate operations | 14,665 | 10,865 |
Other segment items |  |  |
Property operating expenses | (2,549) | (1,853) |
UJV NOI allocable to COPT Defense | 2,056 | 1,889 |
Total other segment items | (493) | 36 |
NOI | 14,172 | 10,901 |
Additions to long-lived assets | 0 | 0 |
Transfers from non-operating properties | 15,556 | 3,941 |
Segment assets | 590,649 | 490,998 |
Reportable segments | Other |  |  |
Segment financial information for real estate operations |  |  |
Revenues from real estate operations | 19,591 | 18,170 |
Other segment items |  |  |
Property operating expenses | (11,444) | (8,709) |
UJV NOI allocable to COPT Defense | 0 | 0 |
Total other segment items | (11,444) | (8,709) |
NOI | 8,147 | 9,461 |
Additions to long-lived assets | 6,601 | 1,733 |
Transfers from non-operating properties | 388 | 2,774 |
Segment assets | $ 327,328 | $ 314,871 |

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