PLEXUS CORP — Director's Dealing 2012

Jan 24, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PLEXUS CORP (PLXS)
CIK: 0000785786
Period of Report: 2012-01-23

Reporting Person: Mauthe Joseph (Sr. VP Global Human Resources)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-01-23	Common Stock, $.01 par value	M	4000	$16.25	Acquired	8427	Direct
2012-01-23	Common Stock, $.01 par value	S	50	$36.30	Disposed	8377	Direct
2012-01-23	Common Stock, $.01 par value	S	3334	$36.3541	Disposed	5043	Direct
2012-01-23	Common Stock, $.01 par value	S	616	$36.61	Disposed	4427	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-01-23	Option to buy	$36.79	A	3000	Acquired	2022-01-23	Common Stock (3000)	Direct
2012-01-23	Restricted Stock Units	$	A	4800	Acquired		Common Stock (4800)	Direct
2012-01-23	Option to buy	$16.25	M	4000	Disposed	2017-03-12	Common Stock (4000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, $.01 par value	3233	Indirect

Footnotes

F1: 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.

F2: Options granted under the Plexus Corp. 2008 Long-Term Incentive Plan, which qualifies under Rule 16b-3; one half vests each year, commencing on the first anniversary of grant.

F3: 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 23, 2015.

F4: Options granted under the Plexus Corp. 2008 Long-Term Incentive Plan, or a predecessor plan, which qualifies under Rule 16b-3; now fully vested.