PLXS

SEC source: 0001209191-20-032587 · doc4.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 129,362

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-20-032587 · doc4.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 126,162

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-20-028833 · doc4.xml · derivative · entry 3

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,200

Underlying: Common Stock · 4,000 shares

Expires 2026-04-25

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: Options granted under the Plexus Corp. 2016 Omnibus Incentive Plan, or a predecessor plan, which qualifies under Rule 16b-3; now fully vested.

SEC source: 0001209191-20-028833 · doc4.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 123,913

F1 · price: This transaction was executed in multiple trades at prices ranging from $63.98 to $64.44 per share. The reported price reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001209191-20-028833 · doc4.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 127,913

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-20-028549 · doc4.xml · derivative · entry 6

Ninivaggi Angelo Michael Jr · CIK 0001374160 · Exec VP, CAO, Gen Coun & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,800 shares

Expires 2026-10-31

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: Options granted under the Plexus Corp. 2016 Omnibus Incentive Plan, or a predecessor plan, which qualifies under Rule 16b-3; now fully vested.

SEC source: 0001209191-20-028549 · doc4.xml · derivative · entry 5

Ninivaggi Angelo Michael Jr · CIK 0001374160 · Exec VP, CAO, Gen Coun & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,800 shares

Expires 2026-07-25

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: Options granted under the Plexus Corp. 2016 Omnibus Incentive Plan, or a predecessor plan, which qualifies under Rule 16b-3; now fully vested.

SEC source: 0001209191-20-028549 · doc4.xml · nonDerivative · entry 4

Ninivaggi Angelo Michael Jr · CIK 0001374160 · Exec VP, CAO, Gen Coun & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,655

F2 · price: This transaction was executed in multiple trades at prices ranging from $63.00 to $63.80 per share. The reported price reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001209191-20-028549 · doc4.xml · nonDerivative · entry 3

Ninivaggi Angelo Michael Jr · CIK 0001374160 · Exec VP, CAO, Gen Coun & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,255

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-20-028549 · doc4.xml · nonDerivative · entry 2

Ninivaggi Angelo Michael Jr · CIK 0001374160 · Exec VP, CAO, Gen Coun & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,455

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-20-027699 · doc4.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 123,913

SEC source: 0001209191-20-027482 · doc4.xml · nonDerivative · entry 2

CORTINOVIS STEPHEN P · CIK 0001185484 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,685

SEC source: 0001209191-20-027699 · doc4.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 124,710

F1 · price: This transaction was executed in multiple trades at prices ranging from $61.17 to $61.74 per share. The reported price reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001209191-20-027478 · doc4.xml · nonDerivative · entry 1

Darroch Ronnie · CIK 0001600425 · Exec VP & Reg Pres-EMEA

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,810

SEC source: 0001209191-20-027482 · doc4.xml · nonDerivative · entry 1

CORTINOVIS STEPHEN P · CIK 0001185484 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,185

SEC source: 0001209191-20-044265 · doc4.xml · nonDerivative · entry 2

FOATE DEAN A · CIK 0001223189 · Director · Chairman of the Board

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family LLC

Disclosed balance after: 53,459

F1 · price: The reported transaction involved a gift of securities by the reporting person to a family-owned entity in which family members of the reporting person have an indirect interest through trusts for which the reporting person is a trustee.

F2 · ownership.nature: Shares of Plexus Corp. common stock held in a family-owned entity controlled by the reporting person.

SEC source: 0001209191-20-044265 · doc4.xml · nonDerivative · entry 1

FOATE DEAN A · CIK 0001223189 · Director · Chairman of the Board

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 137,051

F1 · price: The reported transaction involved a gift of securities by the reporting person to a family-owned entity in which family members of the reporting person have an indirect interest through trusts for which the reporting person is a trustee.

SEC source: 0001209191-20-009587 · doc4.xml · derivative · entry 4

Theune Scott · CIK 0001773814 · Regional President - AMER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,632 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009587 · doc4.xml · derivative · entry 3

Theune Scott · CIK 0001773814 · Regional President - AMER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,632

Underlying: Common Stock · 532 shares

Expires not disclosed

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009587 · doc4.xml · nonDerivative · entry 2

Theune Scott · CIK 0001773814 · Regional President - AMER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,852

SEC source: 0001209191-20-009587 · doc4.xml · nonDerivative · entry 1

Theune Scott · CIK 0001773814 · Regional President - AMER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,587

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009586 · doc4.xml · derivative · entry 5

Ninivaggi Angelo Michael Jr · CIK 0001374160 · Exec VP, CAO, Gen Coun & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,918 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009586 · doc4.xml · derivative · entry 4

Ninivaggi Angelo Michael Jr · CIK 0001374160 · Exec VP, CAO, Gen Coun & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,918

Underlying: Common Stock · 1,278 shares

Expires not disclosed

F2 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009586 · doc4.xml · nonDerivative · entry 3

Ninivaggi Angelo Michael Jr · CIK 0001374160 · Exec VP, CAO, Gen Coun & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,655

SEC source: 0001209191-20-009586 · doc4.xml · nonDerivative · entry 2

Ninivaggi Angelo Michael Jr · CIK 0001374160 · Exec VP, CAO, Gen Coun & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,497

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009585 · doc4.xml · derivative · entry 3

Lim Yong Jin · CIK 0001411281 · Regional Pres - Plxs Asia Pac.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,918 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009585 · doc4.xml · derivative · entry 2

Lim Yong Jin · CIK 0001411281 · Regional Pres - Plxs Asia Pac.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,918

Underlying: Common Stock · 1,278 shares

Expires not disclosed

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009585 · doc4.xml · nonDerivative · entry 1

Lim Yong Jin · CIK 0001411281 · Regional Pres - Plxs Asia Pac.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,371

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009584 · doc4.xml · derivative · entry 4

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 15,241 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009584 · doc4.xml · derivative · entry 3

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,241

Underlying: Common Stock · 4,971 shares

Expires not disclosed

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009584 · doc4.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 127,073

SEC source: 0001209191-20-009584 · doc4.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,237

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009582 · doc4.xml · derivative · entry 4

Frisch Steven J. · CIK 0001411278 · Exec VP & Chief Operating Off.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,530 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009582 · doc4.xml · derivative · entry 3

Frisch Steven J. · CIK 0001411278 · Exec VP & Chief Operating Off.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,530

Underlying: Common Stock · 2,130 shares

Expires not disclosed

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009582 · doc4.xml · nonDerivative · entry 2

Frisch Steven J. · CIK 0001411278 · Exec VP & Chief Operating Off.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,318

SEC source: 0001209191-20-009582 · doc4.xml · nonDerivative · entry 1

Frisch Steven J. · CIK 0001411278 · Exec VP & Chief Operating Off.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,388

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009583 · doc4.xml · derivative · entry 5

Jermain Patrick John · CIK 0001607273 · Exec. VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,897 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009583 · doc4.xml · derivative · entry 4

Jermain Patrick John · CIK 0001607273 · Exec. VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,897

Underlying: Common Stock · 1,597 shares

Expires not disclosed

F2 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009583 · doc4.xml · nonDerivative · entry 3

Jermain Patrick John · CIK 0001607273 · Exec. VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,331

SEC source: 0001209191-20-009583 · doc4.xml · nonDerivative · entry 2

Jermain Patrick John · CIK 0001607273 · Exec. VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,633

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F2 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009581 · doc4.xml · derivative · entry 4

Darroch Ronnie · CIK 0001600425 · Exec VP & Reg Pres-EMEA

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,051 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009581 · doc4.xml · derivative · entry 3

Darroch Ronnie · CIK 0001600425 · Exec VP & Reg Pres-EMEA

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,051

Underlying: Common Stock · 1,321 shares

Expires not disclosed

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-009581 · doc4.xml · nonDerivative · entry 2

Darroch Ronnie · CIK 0001600425 · Exec VP & Reg Pres-EMEA

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,512

SEC source: 0001209191-20-009581 · doc4.xml · nonDerivative · entry 1

Darroch Ronnie · CIK 0001600425 · Exec VP & Reg Pres-EMEA

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,809

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

F1 · price: Based on Company performance during the three-year performance period, 148.4% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2017 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the Russell 3000 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the number of PSUs originally reported.

SEC source: 0001209191-20-005596 · doc4.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · 401(k)

Disclosed balance after: 0

F1 · ownership.nature: Shares of Plexus Corp. common stock formerly held in the Plexus Corp. 401(k) Retirement Plan.

SEC source: 0001209191-20-005011 · doc4.xml · derivative · entry 4

Lim Yong Jin · CIK 0001411281 · Regional Pres - Plxs Asia Pac.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,890

Underlying: Common Stock · 4,890 shares

Expires not disclosed

F3 · derivative.exercise_price: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

F3 · price: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

F3 · derivative.exercise_date: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

F3 · derivative.expiration_date: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

SEC source: 0001209191-20-005011 · doc4.xml · derivative · entry 3

Lim Yong Jin · CIK 0001411281 · Regional Pres - Plxs Asia Pac.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,720

Underlying: Common Stock · 5,720 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus 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 27, 2023.

F2 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus 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 27, 2023.

F2 · derivative.exercise_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus 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 27, 2023.

F2 · derivative.expiration_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus 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 27, 2023.

SEC source: 0001209191-20-005016 · doc4.xml · derivative · entry 5

Theune Scott · CIK 0001773814 · Regional President - AMER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,840

Underlying: Common Stock · 2,840 shares

Expires not disclosed

F3 · derivative.exercise_price: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

F3 · price: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

F3 · derivative.exercise_date: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

F3 · derivative.expiration_date: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

SEC source: 0001209191-20-005016 · doc4.xml · derivative · entry 4

Theune Scott · CIK 0001773814 · Regional President - AMER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,320

Underlying: Common Stock · 3,320 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus 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 27, 2023.

F2 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus 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 27, 2023.

F2 · derivative.exercise_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus 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 27, 2023.

F2 · derivative.expiration_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus 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 27, 2023.

SEC source: 0001209191-20-005014 · doc4.xml · derivative · entry 7

Ninivaggi Angelo Michael Jr · CIK 0001374160 · Exec VP, CAO, Gen Coun & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,520

Underlying: Common Stock · 5,520 shares

Expires not disclosed

F5 · derivative.exercise_price: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

F5 · price: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

F5 · derivative.exercise_date: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.

F5 · derivative.expiration_date: Each Performance Stock Unit ("PSU") granted under the Plexus Corp. 2016 Omnibus 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 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the Russell 3000 Index and on goals related to economic return during the three-year performance period. The target number of PSUs that may be earned is reported above; the maximum amount is 200% of the number reported.