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Filing Detail
Form 497K - Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K):
SEC Accession No. 0001437749-14-003057
Filing Date
2014-02-28
Accepted
2014-02-28 11:05:23
Documents
3
Effectiveness Date
2014-02-28

Document Format Files

Seq Description Document Type Size
1 FORM 497K acmf20140224f_497k.htm 497K 86229
2 ultra2014atr.gif GRAPHIC 4900
3 amcentlogo.jpg GRAPHIC 29416
  Complete submission text file 0001437749-14-003057.txt   135922

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0000100334      
Series S000006195   ULTRA FUND
Class/Contract C000017060   INVESTOR CLASS TWCUX
Class/Contract C000017061   A CLASS TWUAX
Class/Contract C000017062   INSTITUTIONAL CLASS TWUIX
Class/Contract C000017063   C CLASS TWCCX
Class/Contract C000017064   R CLASS AULRX
Class/Contract C000131598   R6 CLASS AULDX
Mailing Address 4500 MAIN STREET KANSAS CITY MO 64111
Business Address 4500 MAIN STREET KANSAS CITY MO 64111 816-531-5575
AMERICAN CENTURY MUTUAL FUNDS, INC. (Filer) CIK: 0000100334 (see all company filings)

IRS No.: 446006315 | State of Incorp.: MO | Fiscal Year End: 1031
Type: 497K | Act: 33 | File No.: 002-14213 | Film No.: 14652416