PLEXUS CORP — Director's Dealing 2010

Jan 26, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PLEXUS CORP (PLXS)
CIK: 0000785786
Period of Report: 2010-01-25

Reporting Person: WINSTON MARY A (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-01-25	Common Stock, $.01 par value	A	2000	$0.00	Acquired	4000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-01-25	Option to Buy	$33.999	A	1250	Acquired	2020-01-25	Common Stock (1250)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Option to Buy	$14.17	2018-11-19	Common Stock (1500)	1500	Direct
Option to Buy	$14.625	2019-02-02	Common Stock (2500)	2500	Direct
Option to Buy	$20.953	2019-05-04	Common Stock (2500)	2500	Direct
Option to Buy	$25.751	2019-08-03	Common Stock (2500)	2500	Direct

Footnotes

F1: Award granted under the Plexus Corp. 2008 Long-Term Incentive Plan, which qualifies under Rule 16b-3.

F2: Options granted under the Plexus Corp. 2008 Long-Term Incentive Plan, or a predecessor plan, which qualifies under Rule 16b-3; now fully vested.

F3: Options granted under the Plexus Corp. 2008 Equity Incentive Plan, which qualifies under Rule 16b-3; one half vested immediately, and the other half vests on the first anniversary of grant date.

F4: Options granted under the Plexus Corp. 2008 Long-Term Incentive Plan, which qualifies under Rule 16b-3. Options immediately vested on grant date.