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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000215457-18-001156
Filing Date
2018-01-19
Accepted
2018-01-19 13:55:23
Documents
1

Document Format Files

Seq Description Document Type Size
1 us22002t1088_011718.txt SC 13G/A 11845
  Complete submission text file 0000215457-18-001156.txt   13920
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)

IRS No.: 232947217 | State of Incorp.: MD | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-51779 | Film No.: 18536345
SIC: 6798 Real Estate Investment Trusts

Mailing Address 55 EAST 52ND STREET NEW YORK NY 10055
Business Address 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300
BlackRock Inc. (Filed by) CIK: 0001364742 (see all company filings)

IRS No.: 320174431 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies