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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000052388-13-000029
Filing Date
2013-02-11
Accepted
2013-02-11 12:00:38
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A younginnovations13g-a6.htm SC 13G/A 166653
  Complete submission text file 0000052388-13-000029.txt   168263
Mailing Address 4500 MAIN STREET KANSAS CITY MO 64111
Business Address 4500 MAIN STREET KANSAS CITY MO 64111 816-531-5575
AMERICAN CENTURY INVESTMENT MANAGEMENT INC (Filed by) CIK: 0000052388 (see all company filings)

IRS No.: 440640487 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address 13705 SHORELINE CT EARTH CITY MO 63045
Business Address 13705 SHORELINE COURT EARTH CITY MO 63045 3143440010
YOUNG INNOVATIONS INC (Subject) CIK: 0000949874 (see all company filings)

IRS No.: 431718931 | State of Incorp.: MO | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-52883 | Film No.: 13589997
SIC: 3843 Dental Equipment & Supplies