Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001086364-13-004387
Filing Date
2013-12-10
Accepted
2013-12-10 16:06:24
Documents
1

Document Format Files

Seq Description Document Type Size
1 corporate.office.properties.txt SC 13G/A 11617
  Complete submission text file 0001086364-13-004387.txt   13693
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 (Subject) CIK: 0000860546 (see all company filings)

EIN.: 232947217 | State of Incorp.: MD | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-51779 | Film No.: 131268499
SIC: 6798 Real Estate Investment Trusts

Mailing Address 40 EAST 52ND STREET NEW YORK NY 10022
Business Address 40 EAST 52ND STREET NEW YORK NY 10022 212-810-5300
BlackRock Inc. (Filed by) CIK: 0001364742 (see all company filings)

EIN.: 320174431 | State of Incorp.: DE | Fiscal Year End: 0226
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies