Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Frisch Steven J.
   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)
Exec VP-Global Customer Serv.
(Last)
(First)
(Middle)
ONE PLEXUS WAY		 3. Date of Earliest Transaction (Month/Day/Year)
01/20/2014
(Street)

NEENAH, WI 54956		 4. If Amendment, Date 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
(City)
(State)
(Zip)
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)
Code V Amount (A) or (D) Price
Common Stock, $.01 par value               16,635 D  
Common Stock, $.01 par value               3,494 I 401(k) (1)

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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 Underlying Securities
(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 of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Options to Buy $ 40.64 01/20/2014   A   4,250   01/20/2015(2) 01/20/2024 Common Stock 4,250 (2) 4,250 D  
Restricted Stock Units (3) 01/20/2014   A   9,000     (3)   (3) Common Stock 9,000 (3) 9,000 D  
Performance Stock Units (4) 01/20/2014   A   5,000     (4)   (4) Common Stock 5,000 (4) 5,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Frisch Steven J.
ONE PLEXUS WAY
NEENAH, WI 54956		       Exec VP-Global Customer Serv.  

Signatures

 Steven J. Frisch, by Mary J. Bathke, Attorney-in-Fact   01/22/2014
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Shares of Plexus Corp. common stock held in the Plexus Corp. 401(k) Savings Plan as of the last report from the Plan's trustee.
(2) Options granted under the Plexus Corp. 2008 Long-Term Incentive Plan, which qualifes under Rule 16b-3; one half vests each year, commencing on the first anniversary of grant.
(3) Each Restricted Stock Unit granted under the Plexus Corp. 2008 Long-Term Incentive Plan, which qualifies under Rule 16b-3, represents a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vest on January 20, 2017.
(4) Each Performance Stock Unit granted under the Plexus Corp. 2008 Long-Term Incentive Plan, which qualifies under Rule 16b-3, represents a contingent right to receive one share of Plexus Corp. common stock if certain conditions are satisfied. Vesting of the Performance Stock Units is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock during a three-year performance period (fiscal 2014 through fiscal 2016) as compared to the Russell 3000 Index. The target number of Performance Stock Units that may be earned is reported above; the maximum amount is 200% of the number reported.

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