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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000932471-13-002491
Filing Date
2013-02-11
Accepted
2013-02-11 10:06:40
Documents
1

Document Format Files

Seq Description Document Type Size
1 omgroupinc.htm SC 13G/A 50410
  Complete submission text file 0000932471-13-002491.txt   51929
Mailing Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600
Business Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600 6106691000
VANGUARD GROUP INC (Filed by) CIK: 0000102909 (see all company filings)

IRS No.: 231945930 | State of Incorp.: PA | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address 1500 KEY TOWER 127 PUBLIC SQUARE CLEVELAND OH 44114
Business Address 1500 KEY TOWER 127 PUBLIC SQUARE CLEVELAND OH 44114 2167810083
OM GROUP INC (Subject) CIK: 0000899723 (see all company filings)

IRS No.: 521736882 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-42673 | Film No.: 13589295
SIC: 3341 Secondary Smelting & Refining of Nonferrous Metals