<PAGE>
Filed Pursuant to Rule 424(b)(3)
File No. 333-15283
SUPPLEMENT DATED JUNE 2, 1997
TO
PROSPECTUS DATED DECEMBER 2, 1996
The following information supplements and supersedes information set forth
in the Prospectus dated December 2, 1996 (the "Prospectus") relating to the
resale of up to 1,468,030 shares of Common Stock (the "Shares") of ADC
Telecommunications, Inc. by certain selling shareholders (the "Selling
Shareholders"), to the extent additional to or inconsistent with information
set forth in the Prospectus. Reference is made to the Prospectus for more
complete information.
SELLING SHAREHOLDERS
The following table sets forth certain information as to the maximum
number of Shares that may be sold by each of the Selling Shareholders pursuant
to this Prospectus, as supplemented.
<TABLE>
<CAPTION>
Number of
Shares Owned Number of
Prior to the Shares Offered
Name Offering Hereby
---- -------- ------
<S> <C> <C>
J. Michael Berman 274,190 274,190
Michael S. Cole 218,024 218,024
Roger M. McPeek 218,024 218,024
David J. Heaps 58,140 58,140
Peter G.B. Jones 218,024 218,024
Mark Farmer 145,350 145,350
Simon F. Dakin 14,534 14,534
Martin Osborne 14,534 14,534
J. Michael Berman and
Katherine P. Berman,
as Trustees of the Berman
Life Trust 249,070 249,070
J. Michael Berman and
Katherine P. Berman,
as Trustees of the Berman
Family Trust 58,140 58,140
---------- ----------
Totals 1,468,030 1,468,030
========== ==========
</TABLE>
