SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0000950103-13-001024
Filing Date
2013-02-13
Accepted
2013-02-13 06:35:23
Documents
1
Group Members
NIKKO ASSET MANAGEMENT CO., LTD.SUMITOMO MITSUI TRUST ASSET MANAGEMENT CO., LTD.SUMITOMO MITSUI TRUST BANK, LTD

Document Format Files

Seq Description Document Type Size
1 FORM SC13G dp36064_sc13g-copt.htm SC 13G 239081
  Complete submission text file 0000950103-13-001024.txt   241239
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 | Act: 34 | File No.: 005-51779 | Film No.: 13599497
SIC: 6798 Real Estate Investment Trusts

Mailing Address 4-1, MARUNOUCHI, 1-CHOME CHIYODA-KU, TOKYO M0 100-8233
Business Address 4-1, MARUNOUCHI, 1-CHOME CHIYODA-KU, TOKYO M0 100-8233 81-3-6256-6000
Sumitomo Mitsui Trust Holdings, Inc. (Filed by) CIK: 0001475365 (see all company filings)

IRS No.: 000000000 | State of Incorp.: M0
Type: SC 13G
SIC: 6029 Commercial Banks, NEC