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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000052388-13-000008
Filing Date
2013-02-11
Accepted
2013-02-11 11:07:15
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A polyporeintl13g-a1exit.htm SC 13G/A 139184
  Complete submission text file 0000052388-13-000008.txt   140708
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 11430 N. COMMUNITY ROAD, SUITE 350 CHARLOTTE NC 28277
Business Address (704) 588-5310
Polypore International, Inc. (Subject) CIK: 0001292556 (see all company filings)

IRS No.: 432049334 | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-83091 | Film No.: 13589655
SIC: 2890 Miscellaneous Chemical Products