# Filing Detail

Form 8-K - Current report:
SEC Accession No. 0000860546-21-000019
Filing Date
2021-04-29
Accepted
2021-04-29 16:20:38
Documents
23
Period of Report
2021-04-29
Items
Item 2.02: Results of Operations and Financial Condition
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 8-K | ofc-20210429.htm iXBRL | 8-K | 39270
2 | EX-99.1 | copt3312021ex991.htm | EX-99.1 | 2583371
8 |  | a2021_q1xcover1a.jpg | GRAPHIC | 400219
9 |  | chart-1b0cebc0d9ac4cd79f61a.jpg | GRAPHIC | 86704
10 |  | chart-2bc2c322ee364e5d9841a.jpg | GRAPHIC | 23128
11 |  | chart-6742c5df10b942e0a861a.jpg | GRAPHIC | 23322
12 |  | chart-8d8a59a950c34135a141a.jpg | GRAPHIC | 32524
13 |  | chart-edeb4c7103414bbf9701a.jpg | GRAPHIC | 24772
14 |  | logo2dtd021015a01a181a.jpg | GRAPHIC | 3929
15 |  | tableofcontents_q121-1a.jpg | GRAPHIC | 203181
| Complete submission text file | 0000860546-21-000019.txt |  | 4000413

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
3 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ofc-20210429.xsd | EX-101.SCH | 2419
4 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ofc-20210429_cal.xml | EX-101.CAL | 713
5 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ofc-20210429_def.xml | EX-101.DEF | 1650
6 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ofc-20210429_lab.xml | EX-101.LAB | 25298
7 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ofc-20210429_pre.xml | EX-101.PRE | 13193
16 | EXTRACTED XBRL INSTANCE DOCUMENT | ofc-20210429_htm.xml | XML | 11229

Mailing Address 6711 COLUMBIA GATEWAY DRIVE SUITE 300 COLUMBIA MD 21046
Business Address 6711 COLUMBIA GATEWAY DRIVE SUITE 300 COLUMBIA MD 21046 4432855400
CORPORATE OFFICE PROPERTIES TRUST (Filer) CIK: 0000860546 (see all company filings)

EIN.: 232947217 | State of Incorp.: MD | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-14023 | Film No.: 21870950
SIC: 6798 Real Estate Investment Trusts