HOL03 110318
SUPPLEMENT TO THE PROSPECTUS
DATED JUNE 30, 1998
MASON STREET FUNDS, INC.
The Prospectus is amended by adding the following bullet
point under the heading "Special Waivers" on page 26:
Shares purchased by an endowment fund, foundation or
other nonprofit or charitable organization with total
assets over $5 million, with an initial investment
exceeding $1 million.
The Prospectus is also amended by replacing the second
bullet point above Reinstatement Privilege on page 26 with
the following:
Purchases by qualified retirement plans, nonqualified
deferred compensation plans and Simple IRAs which meet
at least one of the following four criteria: (1) the
plan has at least 50 eligible participants; (2) the
plan makes an initial investment of $250,000 or more;
(3) the plan sponsor demonstrates to the satisfaction
of Mason Street Funds that the aggregate purchases by
the plan will be equal to at least $250,000 within a
reasonable period of time, as determined by Mason
Street Funds in its sole discretion; or (4) the sum of
the current market value of the plan assets invested in
any of the Funds or the SSgA Money Market Fund and the
current purchase amount is at least $250,000; and
The Prospectus is also amended by replacing the Express or
Certified Mail address on page 31 with the following:
Mason Street Funds
330 West 9th Street
Kansas City, MO 64105
The date of this Prospectus Supplement is September 29,
1998.
