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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000860546-22-000013
Filing Date
2022-02-22
Accepted
2022-02-22 16:49:34
Documents
134
Period of Report
2021-12-31

Document Format Files

Seq Description Document Type Size
1 10-K ofc-20211231.htm   iXBRL 10-K 5765872
2 EX-10.9 copt12312021ex109.htm EX-10.9 55180
3 EX-21.1 copt12312021ex211.htm EX-21.1 121289
4 EX-22.1 copt12312021ex221.htm EX-22.1 4643
5 EX-23.1 copt12312021ex231.htm EX-23.1 2197
6 EX-31.1 copt12312021ex311.htm EX-31.1 12208
7 EX-31.2 copt12312021ex312.htm EX-31.2 12186
8 EX-32.1 copt12312021ex321.htm EX-32.1 5421
9 EX-32.2 copt12312021ex322.htm EX-32.2 5378
15 image.jpg GRAPHIC 5460
16 ofc-20211231_g1.jpg GRAPHIC 41746
17 ofc-20211231_g2.jpg GRAPHIC 131024
  Complete submission text file 0000860546-22-000013.txt   26496131

Data Files

Seq Description Document Type Size
10 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ofc-20211231.xsd EX-101.SCH 171807
11 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT ofc-20211231_cal.xml EX-101.CAL 164157
12 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ofc-20211231_def.xml EX-101.DEF 792240
13 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT ofc-20211231_lab.xml EX-101.LAB 1699518
14 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ofc-20211231_pre.xml EX-101.PRE 1100362
128 EXTRACTED XBRL INSTANCE DOCUMENT ofc-20211231_htm.xml XML 5946877
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)

IRS No.: 232947217 | State of Incorp.: MD | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-14023 | Film No.: 22658977
SIC: 6798 Real Estate Investment Trusts