American Century Asset Allocation Portfolios One ChoiceSM 2055 Portfolio

Fund Holdings

Asset Allocation

% Long % Short % Net
Cash 2.59 0.0 2.58
Stocks 66.94 1.21 65.73
Bonds 11.88 0.0 11.88
Other 1.32 0.26 1.06
Foreign Bonds 1.79 0.54 1.25
Foreign Stocks 17.61 0.13 17.48
Convertible 0.01 0.0 0.01
Preferred 0.01 0.0 0.01

Updated 12.31.2013

Top 10 Holdings

Performance as of 02.28.2014

Portfolio as of 12.31.2013

% Net Assets
American Century NT Large Co Val Instl 15.51
American Century NT Growth Institutional 15.28
American Century NT Equity Growth Instl 10.76
American Century NT Diversified Bd Instl 10.46
American Century NT Intl Gr Instl 9.51
American Century NT Heritage Institution 7.52
American Century NT Mid Cap Value Instl 7.49
American Century NT Emerging Mkts Instl 6.5
American Century NT Small Company Instl 5.0
American Century NT Core Eq Pls Instl 4.5