NAME CHANGE - HISTORY

PRINCIPAL ASSET ALLOCATION FUND OF FUNDS-AGGRESSIVE PLAN
CHANGED TO
PRINCIPAL RETIREMENT SAVINGS FUND-PROGRESSIVE PLAN
CHANGED TO
PRINCIPAL HYBRID EQUITY FUND
PRINCIPAL ASSET ALLOCATION FUND OF FUNDS-CONSERVATIVE PLAN
CHANGED TO
PRINCIPAL RETIREMENT SAVINGS FUND-CONSERVATIVE PLAN
CHANGED TO
PRINCIPAL HYBRID EQUITY FUND
PRINCIPAL ASSET ALLOCATION FUND OF FUNDS-MODERATE PLAN
CHANGED TO
PRINCIPAL RETIREMENT SAVINGS FUND-MODERATE PLAN
CHANGED TO
PRINCIPAL HYBRID EQUITY FUND
PRINCIPAL BALANCED FUND
CHANGED TO
PRINCIPAL HYBRID EQUITY FUND
CHANGED TO
SUNDARAM AGGRESSIVE HYBRID FUND
PRINCIPAL RETIREMENT SAVINGS FUND-CONSERVATIVE FUND
CHANGED TO
PRINCIPAL HYBRID EQUITY FUND