| Date | Event |
|---|
| 15-May-13 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Submission of Matters to a Vote of Security Holders |
| 7-May-13 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Entry into a Material Definitive Agreement, Creation of a Direc |
| 1-May-13 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 30-Apr-13 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 10-Q, Quarterly Report |
| 26-Apr-13 | Corporate Office Properties Trust Earnings Call scheduled for 12:00 pm ET today |
| 25-Apr-13 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statem |
| 25-Mar-13 | Ex-Date for dividend payment of $0.275 |
| 18-Mar-13 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 13-Mar-13 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Change in Directors or Principal Officers, Financial Statements |
| 12-Feb-13 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 10-K, Annual Report |
| 8-Feb-13 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statem |
| 15-Jan-13 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Results of Operations and Financial Condition, Regulation FD Di |
| 26-Dec-12 | Ex-Date for dividend payment of $0.275 |
| 18-Dec-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Amendments to Articles of Inc. or Bylaws; Change in Fiscal Year |
| 1-Nov-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 26-Oct-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 10-Q, Quarterly Report |
| 25-Oct-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statem |
| 16-Oct-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 10-Oct-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Other Events |
| 28-Sep-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Material Impairments, Regulation FD Disclosure |
| 27-Jul-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 10-Q, Quarterly Report |
| 26-Jul-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statem |
| 27-Jun-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Entry into a Material Definitive Agreement, Material Modificati |
| 26-Jun-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 19-Jun-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Change in Directors or Principal Officers, Amendments to Articl |
| 19-Jun-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 10-Q/A, Quarterly Report |
| 15-May-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Submission of Matters to a Vote of Security Holders |
| 27-Apr-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 10-Q, Quarterly Report |
| 26-Apr-12 | CORPORATE OFFICE PROPERTIES TRUST Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statem |
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