SEC FORM 4

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

EHLERS PAUL L

(Last)

(First)

(Middle)

55 JEWELERS PARK DRIVE

(Street)

NEENAH

54956

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
PLEXUS CORP [ PLXS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Senior Vice President

3. Date of Earliest Transaction (Month/Day/Year)
05/01/2006

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock, $.01 par value	05/01/2006		M		11,998	A	$8.975	19,405	D
Common Stock, $.01 par value	05/01/2006		S		11,998	D	$44.5	7,407	D⁽¹⁾
Common Stock, $.01 par value	05/01/2006		M		30,000	A	$12.94	37,407	D
Common Stock, $.01 par value	05/01/2006		S		30,000	D	$44.5	7,407	D⁽¹⁾
Common Stock, $.01 par value								10,985	I	401(k)⁽²⁾

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Option to buy⁽¹⁾	$15.125							04/21/1999	04/21/2009	Common Stock	12,000		12,000	D
Option to buy⁽¹⁾	$35.5469							04/24/2000	04/24/2010	Common Stock	18,000		18,000	D
Option to buy⁽¹⁾	$23.55							04/06/2001	04/06/2011	Common Stock	14,000		14,000	D
Option to buy⁽¹⁾	$25.285							04/22/2002	04/22/2012	Common Stock	12,000		12,000	D
Option to buy⁽¹⁾	$8.975	05/01/2006		M			11,998	01/30/2003	01/30/2013	Common Stock	18,000	⁽¹⁾	6,002	D
Option to buy⁽¹⁾	$14.015							05/11/2005	08/14/2013	Common Stock	20,000		20,000	D
Option to buy⁽¹⁾	$15.825							05/11/2005	04/28/2014	Common Stock	25,000		25,000	D
Option to buy⁽¹⁾	$12.94	05/01/2006		M			30,000	05/18/2005	05/18/2015	Common Stock	30,000	⁽¹⁾	0	D

Explanation of Responses:

1. Option granted under the Plexus Corp. 2005 Equity Incentive Plan, or a predecessor plan, which qualify under Rule 16b-3.

2. Shares of Plexus Corp. common stock held in the Plexus Corp. Employee Stock Savings Plan, as of April 1, 2006, the last date of a statement from the Plan's Trustee.

Remarks:

	Paul L. Ehlers, by Joseph D. Kaufman, Attorney-in-Fact	05/02/2006
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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