# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000860546-21-000023
Filing Date
2021-05-03
Accepted
2021-05-03 16:50:38
Documents
98
Period of Report
2021-03-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | ofc-20210331.htm iXBRL | 10-Q | 2184451
2 | EX-22.1 | copt3312021ex221.htm | EX-22.1 | 6388
3 | EX-31.1 | copt3312021ex311.htm | EX-31.1 | 15266
4 | EX-31.2 | copt3312021ex312.htm | EX-31.2 | 15244
5 | EX-32.1 | copt3312021ex321.htm | EX-32.1 | 5629
6 | EX-32.2 | copt3312021ex322.htm | EX-32.2 | 5586
| Complete submission text file | 0000860546-21-000023.txt |  | 11824793

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
7 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ofc-20210331.xsd | EX-101.SCH | 88395
8 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ofc-20210331_cal.xml | EX-101.CAL | 158642
9 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ofc-20210331_def.xml | EX-101.DEF | 419972
10 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ofc-20210331_lab.xml | EX-101.LAB | 971281
11 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ofc-20210331_pre.xml | EX-101.PRE | 604417
12 | EXTRACTED XBRL INSTANCE DOCUMENT | ofc-20210331_htm.xml | XML | 2472520

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: 10-Q | Act: 34 | File No.: 001-14023 | Film No.: 21884272
SIC: 6798 Real Estate Investment Trusts