SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 6)*
Plexus Corporation
(Name of Issuer)
Common Stock, Par Value $0.01
(Title of Class of Securities)
729132-10-0
(CUSIP Number)
Check the following box if a fee is being paid with this statement .
----
(A fee is not required only if the filing person: (1) has a previous
statement on file reporting beneficial ownership of more than five percent of
the class of securities described in Item 1; and (2) has filed no amendment
subsequent thereto reporting beneficial ownership of five percent or less of
such class.) (See Rule 13d-7)
*The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities and for any subsequent amendment containing information which would
alter the disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes).
(Continued on the following pages)
CUSIP No. 729132-10-0 13-G
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1 Name of Reporting Person
S.S. or I.R.S. Identification No. of Above Person
Associated Banc-Corp
Associated Bank, National Association
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2 Check the Appropriate Box if a Member of a Group* (a)
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(b) X
-----
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3 SEC Use Only
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4 Citizenship or Place of Organization
Associated Banc-Corp - Wisconsin Corporation
Associated Bank, National Association - Federally Chartered Bank
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Number of Shares Beneficially Owned by Each Reporting Person With
5 Sole Voting Power
Associated Banc-Corp - None
Associated Bank, National Association - 259,671
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6 Shared Voting Power
Associated Banc-Corp - None
Associated Bank, National Association - None
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7 Sole Dispositive Power
Associated Banc-Corp - None
Associated Bank, National Association - 259,671
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*SEE INSTRUCTIONS BEFORE FILLING OUT!
CUSIP No. 729132-10-0 13-G
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8 Shared Dispositive Power
Associated Banc-Corp - None
Associated Bank, National Association - None
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9 Aggregate Amount Beneficially Owned by Each Reporting Person
Associated Banc-Corp - 259,671
Associated Bank, National Association - 259,671
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10 Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*
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11 Percent of Class Represented by Amount in Row 9
Associated Banc-Corp - 3.97%
Associated Bank, National Association - 3.97%
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12 Type of Reporting Person*
Associated Banc-Corp - HC
Associated Bank, National Association - BK
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*SEE INSTRUCTIONS BEFORE FILLING OUT!
CUSIP No. 729132-10-0 13-G
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1 Name of Reporting Person
S.S. or I.R.S. Identification No. of Above Person
Associated Banc-Corp
- -------------------------------------------------------------------------------
2 Check the Appropriate Box if a Member of a Group* (a)
-----
(b) X
-----
- -------------------------------------------------------------------------------
3 SEC Use Only
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4 Citizenship or Place of Organization
Associated Banc-Corp - Wisconsin Corporation
- -------------------------------------------------------------------------------
Number of Shares Beneficially Owned by Each Reporting Person With
5 Sole Voting Power None
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6 Shared Voting Power None
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7 Sole Dispositive Power None
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8 Shared Dispositive Power None
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9 Aggregate Amount Beneficially Owned by Each Reporting Person
Associated Banc-Corp - 259,671
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10 Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*
- -------------------------------------------------------------------------------
11 Percent of Class Represented by Amount in Row 9
Associated Banc-Corp - 3.97%
- -------------------------------------------------------------------------------
12 Type of Reporting Person*
Associated Banc-Corp - HC
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*SEE INSTRUCTIONS BEFORE FILLING OUT!
CUSIP No. 729132-10-0 13-G
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1 Name of Reporting Person
S.S. or I.R.S. Identification No. of Above Person
Associated Bank, National Association
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2 Check the Appropriate Box if a Member of a Group* (a)
-----
(b) X
-----
- -------------------------------------------------------------------------------
3 SEC Use Only
- -------------------------------------------------------------------------------
4 Citizenship or Place of Organization
Associated Bank, National Association - Federally Chartered
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Number of Shares Beneficially Owned by Each Reporting Person With
5 Sole Voting Power 259,671
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6 Shared Voting Power None
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7 Sole Dispositive Power 259,671
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8 Shared Dispositive Power None
- -------------------------------------------------------------------------------
9 Aggregate Amount Beneficially Owned by Each Reporting Person
Associated Bank, National Association - 259,671
- -------------------------------------------------------------------------------
10 Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*
- -------------------------------------------------------------------------------
11 Percent of Class Represented by Amount in Row 9
Associated Bank, National Association - 3.97%
- -------------------------------------------------------------------------------
12 Type of Reporting Person*
Associated Bank, National Association - BK
- -------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
Check the following box if a fee is being paid with this statement
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Item 1(a) Name of Issuer: Plexus Corporation
Item 1(b) Address of Issuer's Principal 35 Jewelers Park Drive
Executive Offices: P. O. Box 156
Neenah, WI 54957-0156
Item 2(a) Name of Person(s) Filing: Associated Banc-Corp
Associated Bank, National
Association
Item 2(b) Address of Principal Business 112 N. Adams Street
Office: P. O. Box 13307
Green Bay, WI 54307-3307
Item 2(c) Citizenship: Associated Banc-Corp -
Wisconsin Corporation
Associated Bank, National
Association - Federally
Chartered Bank
Item 2(d) Title of Class of Securities: Common Stock, Par Value $0.01
Item 2(e) CUSIP Number: 729132-10-0
Item 3 If this statement is filed pursuant to Rules 13d-1(b) or 13d-2(b),
check whether the person filing is a:
(a)( ) Broker or dealer registered under Section 15 of the Act
(b)(x ) Bank as defined in Section 3(a)(6) of the Act
(c)( ) Insurance company as defined in Section 3(a)(19) of the Act
(d)( ) Investment company registered under Section 8 of the
Investment Company Act
(e)( ) Investment adviser registered under Section 203 of the
Investment Advisers Act of 1940
(f)( ) Employee benefit plan, pension fund which is subject to the
provisions of the Employee Retirement Income Security Act of
1974 or Endowment Fund; see Sec. 240.13d-1(b)(1)(ii)(F)
(g)(x ) Parent holding company, in accordance with Sec. 240.13d-
1(b)(ii)(G) (Note: See Item 7)
(h)(x ) Group, in accordance with Sec. 240.13d-1(b)(1)(ii)(H)
Item 4 Ownership
(a) Amount Beneficially Owned:
1. Associated Bank, National Association 259,671
-------
2. Associated Banc-Corp 259,671
(b) Percent of Class:
1. Associated Bank, National Association 3.97%
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2. Associated Banc-Corp 3.97%
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote:
1. Associated Bank, National Association 259,671
-------
2. Associated Banc-Corp None
(ii) shared power to vote or to direct the vote:
1. Associated Bank, National Association None
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2. Associated Banc-Corp None
(iii) sole power to dispose or to direct the disposition of:
1. Associated Bank, National Association 259,671
-------
2. Associated Banc-Corp None
(iv) shared power to dispose or to direct the disposition of:
1. Associated Bank, National Association None
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2. Associated Banc-Corp None
Item 5 Ownership of Five Percent or Less of a Class
If this statement is being filed to report the fact that as of the
date hereof the reporting person has ceased to be the beneficial
owner of more than five percent of the class of securities, check the
following X.
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Item 6 Ownership of More than Five Percent on Behalf of Another Person
Certain of the trusts administered by the constituent organizations
share authority to make certain decisions, including those dealing
with receipt of dividend or direction of receipt of dividends and
receipt of or direction of receipt of sale proceeds.
Item 7 Identification and Classification of the Subsidiary Which Acquired
the Security Being Reported on by the Parent Holding Company
The parent holding company owns all the shares of a number of
constituent corporations including:
(i) Associated Bank, National Association
All of these institutions are banking institutions and are subject to
the supervision of the Comptroller of the Currency.
Item 8 Identification and Classification of Members of the Group
Schedule 13G is being filed by a group comprised of Associated Banc-
Corp and Associated Bank, National Association.
Associated Banc-Corp is a parent holding company of banking
institutions and Associated Bank, National Association is a banking
institution.
By signing Schedule 13G to which this is an exhibit, all institutions
agree to file as a group and pursuant to Rule 13d-1(f)(1) as well;
although they may not in fact constitute a group pursuant to Section
13d(3) of the Securities Exchange Act.
Item 9 Notice of Dissolution of Group
Not applicable.
Item 10 Certification
By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were acquired for the
purpose of and do not have the effect of changing or influencing the
control of the issuer of such securities and were not acquired in
connection with or as a participant in any transaction having such
purpose or effect.
Item 11 Signature
After reasonable inquiry and to the best of my knowledge and belief,
I certify that the information set forth in this statement is true,
complete and correct.
Dated: February 12, 1997
ASSOCIATED BANK, ASSOCIATED BANC-CORP:
NATIONAL ASSOCIATION:
By: /s/ Michael B. Mahlik By: /s/ Brian R. Bodager
--------------------------------- -----------------------------------
Michael B. Mahlik Brian R. Bodager
Executive Vice President-Trust General Counsel and
Corporate Secretary
The submission of this Schedule 13G shall not be deemed an admission
that the person(s) filing this form are the beneficial owners of the
securities reported on herein or are required to so report pursuant
to Section 13(d) of the Securities Exchange Act of 1934 as amended.
