FOATE DEAN A

SEC source: 0001223189-26-000005 · wk-form4_1770760210.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,008

Underlying: Common Stock, $.01 par value · 1,008 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 9, 2027.

F2 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 9, 2027.

F2 · derivative.exercise_date: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 9, 2027.

F2 · derivative.expiration_date: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 9, 2027.

SEC source: 0001223189-26-000005 · wk-form4_1770760210.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,429

SEC source: 0001223189-26-000004 · wk-form4_1770245290.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, $.01 par value · 1,370 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: Each Restricted Stock Unit granted under the Plexus Corp. 2024 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on February 3, 2026.

F2 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2024 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on February 3, 2026.

F2 · derivative.exercise_date: Each Restricted Stock Unit granted under the Plexus Corp. 2024 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on February 3, 2026.

F2 · derivative.expiration_date: Each Restricted Stock Unit granted under the Plexus Corp. 2024 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on February 3, 2026.

SEC source: 0001223189-26-000004 · wk-form4_1770245290.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 109,429

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 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2024 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on February 3, 2026.

SEC source: 0001223189-26-000004 · wk-form4_1770245290.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Trust

Disclosed balance after: 15,000

F1 · ownership.nature: Shares of Plexus Corp. common stock held in a trust for which the reporting person is a trustee.

SEC source: 0001628280-25-004109 · wk-form4_1738793531.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,325

Underlying: Common Stock, $.01 par value · 1,325 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 3, 2026.

F2 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 3, 2026.

F2 · derivative.exercise_date: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 3, 2026.

F2 · derivative.expiration_date: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 3, 2026.

SEC source: 0001223189-25-000006 · wk-form4a_1762204952.xml · derivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,370

Underlying: Common Stock, $.01 par value · 1,370 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 3, 2026.

F1 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 3, 2026.

F1 · derivative.exercise_date: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 3, 2026.

F1 · derivative.expiration_date: Each Restricted Stock Unit granted under the Plexus Corp. 2024 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 February 3, 2026.

SEC source: 0001628280-25-003324 · wk-form4_1738359248.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, $.01 par value · 1,979 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: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 29, 2025.

F2 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 29, 2025.

F2 · derivative.exercise_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 29, 2025.

F2 · derivative.expiration_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 29, 2025.

SEC source: 0001628280-25-003324 · wk-form4_1738359248.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 108,059

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 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 29, 2025.

SEC source: 0001628280-24-049319 · wk-form4_1732659940.xml · nonDerivative · entry 4

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 106,080

F4 · price: This transaction was executed in multiple trades at prices ranging from $163.00 to $163.19 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: 0001628280-24-049319 · wk-form4_1732659940.xml · nonDerivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 107,180

F3 · price: This transaction was executed in multiple trades at prices ranging from $164.05 to $164.56500 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: 0001628280-24-049319 · wk-form4_1732659940.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 113,987

F2 · price: This transaction was executed in multiple trades at prices ranging from $163.00 to $163.945 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: 0001628280-24-047605 · wk-form4_1731532345.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Trust

Disclosed balance after: 20,000

F1 · ownership.nature: Shares of Plexus Corp. common stock held in a trust for which the reporting person is a trustee. The trust's holdings of Plexus Corp. common stock were inadvertently omitted from the reporting person's prior filings.

SEC source: 0001628280-24-002726 · wk-form4_1706735465.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, $.01 par value · 1,821 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: 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 vested and settled on January 30, 2024.

F1 · 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 vested and settled on January 30, 2024.

F1 · 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 vested and settled on January 30, 2024.

F1 · 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 vested and settled on January 30, 2024.

SEC source: 0001628280-24-002726 · wk-form4_1706735465.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 116,080

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 · 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 vested and settled on January 30, 2024.

SEC source: 0001628280-24-002726 · wk-form4_1706735465.xml · derivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,979

Underlying: Common Stock, $.01 par value · 1,979 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 29, 2025.

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 29, 2025.

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 29, 2025.

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 29, 2025.

SEC source: 0001209191-23-005915 · doc4.xml · derivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,918 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: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 31, 2023.

F1 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 31, 2023.

F1 · derivative.exercise_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 31, 2023.

F1 · derivative.expiration_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 31, 2023.

SEC source: 0001209191-23-005915 · 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: 114,259

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 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 31, 2023.

SEC source: 0001209191-23-005915 · doc4.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,821

Underlying: Common Stock · 1,821 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 30, 2024.

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 30, 2024.

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 30, 2024.

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 30, 2024.

SEC source: 0001209191-22-006381 · doc4.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,918

Underlying: Common Stock · 1,918 shares

Expires not disclosed

F1 · 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 31, 2023.

F1 · 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 31, 2023.

F1 · 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 31, 2023.

F1 · 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 31, 2023.

SEC source: 0001209191-22-005089 · doc4.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,069 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: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 25, 2022.

F1 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 25, 2022.

F1 · derivative.exercise_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 25, 2022.

F1 · derivative.expiration_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 25, 2022.

SEC source: 0001209191-22-005089 · 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: 112,341

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 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 25, 2022.

SEC source: 0000082811-21-000068 · wf-form4_162041873158106.xml · nonDerivative · entry 1

FOATE DEAN A · CIK 0001223189 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,441

F1 · shares: Restricted shares granted to the reporting person under the 2018 Equity Incentive Plan. Restricted shares are non-transferable until 5/6/2022.

SEC source: 0001209191-21-017016 · 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: 110,272

F1 · price: This transaction was executed in multiple trades at prices ranging from $86.50 to $86.73 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: 0001209191-21-005647 · doc4.xml · derivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,216 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: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 27, 2021.

F1 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 27, 2021.

F1 · derivative.exercise_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 27, 2021.

F1 · derivative.expiration_date: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 27, 2021.

SEC source: 0001209191-21-005647 · 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: 115,329

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: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 27, 2021.

F1 · price: Each Restricted Stock Unit granted under the Plexus Corp. 2016 Omnibus Incentive Plan, which qualifies under Rule 16b-3, represented a contingent right to receive one share of Plexus Corp. common stock. The Restricted Stock Units vested and settled on January 27, 2021.

SEC source: 0001209191-21-005647 · doc4.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,069

Underlying: Common Stock · 2,069 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 25, 2022.

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 25, 2022.

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 25, 2022.

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 25, 2022.

SEC source: 0001209191-21-002495 · doc4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family LLC

Disclosed balance after: 0

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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

SEC source: 0001209191-21-002495 · doc4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family LLC

Disclosed balance after: 4,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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

SEC source: 0001209191-21-002495 · doc4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family LLC

Disclosed balance after: 8,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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

SEC source: 0001209191-21-002495 · 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: 12,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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

SEC source: 0001209191-20-064799 · 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: 16,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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

SEC source: 0001209191-20-060658 · doc4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,113

SEC source: 0001209191-20-060658 · doc4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,713

F2 · price: This transaction was executed in multiple trades at prices ranging from $78.00 to $78.37 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: 0000082811-20-000136 · wf-form4_160573725655065.xml · nonDerivative · entry 1

FOATE DEAN A · CIK 0001223189 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,471

SEC source: 0001209191-20-046179 · doc4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 123,151

F3 · price: This transaction was executed in multiple trades at prices ranging from $80.50 to $80.52 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: 0001209191-20-046179 · doc4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family LLC

Disclosed balance after: 20,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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

SEC source: 0001209191-20-046179 · 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: 24,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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

SEC source: 0001209191-20-046179 · doc4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family LLC

Disclosed balance after: 28,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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

SEC source: 0000082811-20-000110 · wf-form4_159683942433324.xml · nonDerivative · entry 1

FOATE DEAN A · CIK 0001223189 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,471

F1 · price: The price in Column 4 is a weighted average price. The prices actually received ranged from $96.50 to $96.69. The reporting person has provided to the issuer, and will provide to any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range for all transactions reported in this Form 4 utilizing an average weighted price.

SEC source: 0001209191-20-045245 · doc4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,051

F4 · price: This transaction was executed in multiple trades at prices ranging from $77.45 to $77.68 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: 0001209191-20-045245 · doc4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family LLC

Disclosed balance after: 32,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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

SEC source: 0001209191-20-045245 · doc4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family LLC

Disclosed balance after: 36,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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

SEC source: 0001209191-20-045245 · 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: 40,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

F3 · price: This transaction was executed in multiple trades at prices ranging from $75.50 to $75.52 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.

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

SEC source: 0001209191-20-045245 · doc4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family LLC

Disclosed balance after: 44,000

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

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 3

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family LLC

Disclosed balance after: 48,000

F3 · kind: Shares were sold pursuant to a Rule 10b5-1 plan.

F4 · price: This transaction was executed in multiple trades at prices ranging from $73.50 to $73.61 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.

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

SEC source: 0000082811-20-000063 · wf-form4_158896845530537.xml · nonDerivative · entry 1

FOATE DEAN A · CIK 0001223189 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,971

F1 · shares: Restricted shares granted to the reporting person under the 2018 Equity Incentive Plan. Restricted shares are non-transferable until 5/6/2021.

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: 0001209191-20-005375 · doc4.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,216

Underlying: Common Stock · 2,216 shares

Expires not disclosed

F1 · 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, 2021.

F1 · 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, 2021.

F1 · 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, 2021.

F1 · 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, 2021.