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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000902219-13-000059
Filing Date
2013-02-14
Accepted
2013-02-14 12:13:39
Documents
1

Document Format Files

Seq Description Document Type Size
1 DISCLOSURE DOCUMENT sec_filing.htm SC 13G/A 17833
  Complete submission text file 0000902219-13-000059.txt   19737
Mailing Address 9705 PATUXENT WOODS DRIVE COLUMBIA MD 21046
Business Address 9705 PATUXENT WOODS DRIVE COLUMBIA MD 21046 410-312-8000
ARBITRON INC (Subject) CIK: 0000109758 (see all company filings)

IRS No.: 520278528 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-19857 | Film No.: 13608859
SIC: 8700 Services-Engineering, Accounting, Research, Management

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/A
SIC: 0000