Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000902219-15-000338
Filing Date
2015-02-12
Accepted
2015-02-12 10:49:23
Documents
1

Document Format Files

Seq Description Document Type Size
1 SEC SCHEDULE 13G SEC13G_Filing.htm SC 13G 18358
  Complete submission text file 0000902219-15-000338.txt   20034
Mailing Address 37 SOUTH RIVER STREET AURORA IL 60507
Business Address 37 S RIVER ST AURORA IL 60507 7088920202
OLD SECOND BANCORP INC (Subject) CIK: 0000357173 (see all company filings)

EIN.: 363143493 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-33870 | Film No.: 15603268
SIC: 6022 State Commercial Banks

Mailing Address 280 CONGRESS STREET BOSTON MA 02210
Business Address 280 CONGRESS STREET BOSTON MA 02210 6179515000
WELLINGTON MANAGEMENT GROUP LLP (Filed by) CIK: 0000902219 (see all company filings)

EIN.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000