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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001144204-09-007890
Filing Date
2009-02-13
Accepted
2009-02-13 12:48:22
Documents
1
Group Members
CITADEL DERIVATIVES GROUP LLCCITADEL DERIVATIVES TRADING LTD.CITADEL HOLDINGS I LPCITADEL HOLDINGS II LPCITADEL INVESTMENT GROUP II, L.L.C.CITADEL INVESTMENT GROUP LLCCITADEL LIMITED PARTNERSHIPKENNETH GRIFFIN

Document Format Files

Seq Description Document Type Size
1 v138693_sc13g-a.htm SC 13G/A 302415
  Complete submission text file 0001144204-09-007890.txt   304781
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.: 09600697
SIC: 3341 Secondary Smelting & Refining of Nonferrous Metals

Mailing Address C/O CITADEL INVESTMENT GROUP II, L.L.C. 131 DEARBORN ST., 32ND FLOOR CHICAGO IL 60603
Business Address C/O CITADEL INVESTMENT GROUP II, L.L.C. 131 DEARBORN ST., 32ND FLOOR CHICAGO IL 60603 312-395-2100
CITADEL ADVISORS LLC (Filed by) CIK: 0001423053 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A