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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000902219-14-000595
Filing Date
2014-02-14
Accepted
2014-02-14 09:20:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 DISCLOSURE DOCUMENT sec_filing.htm SC 13G 17740
  Complete submission text file 0000902219-14-000595.txt   19466
Mailing Address 280 CONGRESS STREET BOSTON MA 02210
Business Address 280 CONGRESS STREET BOSTON MA 02210 6179515000
WELLINGTON MANAGEMENT CO LLP (Filed by) CIK: 0000902219 (see all company filings)

IRS No.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000

Mailing Address 345 PARK AVENUE 42ND FLOOR NEW YORK NY 10154
Business Address 345 PARK AVENUE 42ND FLOOR NEW YORK NY 10154 2126550220
BLACKSTONE MORTGAGE TRUST, INC. (Subject) CIK: 0001061630 (see all company filings)

IRS No.: 946181186 | State of Incorp.: MD | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-56371 | Film No.: 14610982
SIC: 6798 Real Estate Investment Trusts