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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001193125-12-056737
Filing Date
2012-02-13
Accepted
2012-02-13 17:27:31
Documents
3
Group Members
COLUMBIA MANAGEMENT INVESTMENT ADVISERS, LLC

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G AMENDMENT NO. 1 d299272dsc13ga.htm SC 13G/A 48549
2 IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY d299272dex99i.htm EX-99.(I) 1220
3 JOINT FILING AGREEMENT d299272dex99ii.htm EX-99.(II) 3440
  Complete submission text file 0001193125-12-056737.txt   55161
Mailing Address 1099 AMERIPRISE FINANCIAL CENTER MINNEAPOLIS MN 55474
Business Address 1099 AMERIPRISE FINANCIAL CENTER MINNEAPOLIS MN 55474 612-671-2018
AMERIPRISE FINANCIAL INC (Filed by) CIK: 0000820027 (see all company filings)

IRS No.: 133180631 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6282 Investment Advice

Mailing Address 4055 INTERNATIONAL PLAZA SUITE 610 FORT WORTH TX 76109
Business Address 4055 INTERNATIONAL PLAZA SUITE 610 FORT WORTH TX 76109 8177358793
UNION DRILLING INC (Subject) CIK: 0001133260 (see all company filings)

IRS No.: 161537048 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-81452 | Film No.: 12600528
SIC: 1381 Drilling Oil & Gas Wells