# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001075415-22-000007
Filing Date
2022-02-24
Accepted
2022-02-23 17:38:41
Documents
100
Period of Report
2021-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | dhc-20211231.htm iXBRL | 10-K | 8383116
2 | EX-8.1 | dhc_123121xexhibitx81.htm | EX-8.1 | 11081
3 | EX-10.18 | dhc_123121xexhibitx1018.htm | EX-10.18 | 6041
4 | EX-10.19 | dhc_123121xexhibitx1019.htm | EX-10.19 | 6050
5 | EX-21.1 | dhc_123121xexhibitx211.htm | EX-21.1 | 6684
6 | EX-22.1 | dhc_123121xexhibitx221.htm | EX-22.1 | 89766
7 | EX-23.1 | dhc_123121xexhibitx231.htm | EX-23.1 | 2389
8 | EX-23.2 | dhc_123121xexhibitx232.htm | EX-23.2 | 3434
9 | EX-31.1 | dhc_123121xexhibitx311.htm | EX-31.1 | 11265
10 | EX-31.2 | dhc_123121xexhibitx312.htm | EX-31.2 | 11509
11 | EX-32.1 | dhc_123121xexhibitx321.htm | EX-32.1 | 9599
17 |  | dhctaxopinionimage2a04.gif | GRAPHIC | 1894
18 |  | dhctaxopinionmage1a04.gif | GRAPHIC | 7681
| Complete submission text file | 0001075415-22-000007.txt |  | 31019816

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
12 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | dhc-20211231.xsd | EX-101.SCH | 188975
13 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | dhc-20211231_cal.xml | EX-101.CAL | 88638
14 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | dhc-20211231_def.xml | EX-101.DEF | 831606
15 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | dhc-20211231_lab.xml | EX-101.LAB | 1640701
16 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | dhc-20211231_pre.xml | EX-101.PRE | 1040760
94 | EXTRACTED XBRL INSTANCE DOCUMENT | dhc-20211231_htm.xml | XML | 7344650

Mailing Address C/O THE RMR GROUP TWO NEWTON PL., 255 WASH. ST., STE. 300 NEWTON MA 02458
Business Address C/O THE RMR GROUP TWO NEWTON PL., 255 WASH. ST., STE. 300 NEWTON MA 02458 (617) 796-8350
DIVERSIFIED HEALTHCARE TRUST (Filer) CIK: 0001075415 (see all company filings)

EIN.: 043445278 | State of Incorp.: MD | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-15319 | Film No.: 22665228
SIC: 6798 Real Estate Investment Trusts