Kelsey Todd P.

SEC source: 0001050825-25-000122 · wk-form4_1757689879.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,851

F1 · price: Not applicable.

SEC source: 0001411282-25-000009 · wk-form4_1756932739.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 70,714

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

SEC source: 0001411282-25-000005 · wk-form4_1754440265.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 72,214

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

SEC source: 0001411282-25-000004 · wk-form4_1751487422.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 73,714

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

SEC source: 0001050825-25-000102 · wk-form4_1749760109.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,564

F1 · price: Not applicable.

SEC source: 0001628280-25-028881 · wk-form4_1748899703.xml · nonDerivative · entry 3

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 75,214

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

F4 · price: This transaction was executed in multiple trades at prices ranging from $130.52 to $130.81 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: 0001628280-25-028881 · wk-form4_1748899703.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 75,667

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

F3 · price: This transaction was executed in multiple trades at prices ranging from $129.51 to $130.4758 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: 0001628280-25-028881 · wk-form4_1748899703.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 76,161

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $128.46 to $129.455 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: 0001628280-25-027989 · wk-form4_1748380305.xml · nonDerivative · entry 3

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,714

SEC source: 0001628280-25-027989 · wk-form4_1748380305.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,714

SEC source: 0001628280-25-027989 · wk-form4_1748380305.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,714

SEC source: 0001628280-25-022149 · wk-form4_1746475393.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 79,714

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

F3 · price: This transaction was executed in multiple trades at prices ranging from $122.43 to $122.55 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: 0001628280-25-022149 · wk-form4_1746475393.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 80,869

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $120.60 to $120.64 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: 0001628280-25-016207 · wk-form4_1743626112.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 81,214

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

SEC source: 0001050825-25-000028 · wk-form4_1741811768.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,990

F1 · price: Not applicable.

SEC source: 0001628280-25-009955 · wk-form4_1741125101.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 82,714

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

SEC source: 0001628280-25-006838 · wk-form4_1740089088.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,214

F1 · price: This transaction was executed in multiple trades at prices ranging from $140.30 to $141.00 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: 0001628280-25-006838 · wk-form4_1740089088.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 87,665

SEC source: 0001628280-25-005419 · wk-form4_1739481079.xml · derivative · entry 4

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, $.01 par value · 17,115 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, 150% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 150% of the targeted amount of PSUs based on TSR originally reported.

F1 · price: Based on Company performance during the three-year performance period, 150% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 150% of the targeted amount of PSUs based on TSR originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 150% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 150% of the targeted amount of PSUs based on TSR originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 150% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 150% of the targeted amount of PSUs based on TSR originally reported.

SEC source: 0001628280-25-005419 · wk-form4_1739481079.xml · derivative · entry 3

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,115

Underlying: Common Stock, $.01 par value · 5,705 shares

Expires not disclosed

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 150% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 150% of the targeted amount of PSUs based on TSR originally reported.

F1 · price: Based on Company performance during the three-year performance period, 150% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 150% of the targeted amount of PSUs based on TSR originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 150% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 150% of the targeted amount of PSUs based on TSR originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 150% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 150% of the targeted amount of PSUs based on TSR originally reported.

SEC source: 0001628280-25-005419 · wk-form4_1739481079.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,665

SEC source: 0001628280-25-005419 · wk-form4_1739481079.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,710

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: Based on Company performance during the three-year performance period, 150% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index vested. As previously disclosed, the reporting person had the opportunity to earn up to 150% of the targeted amount of PSUs based on TSR originally reported.

SEC source: 0001628280-25-004101 · wk-form4_1738793272.xml · nonDerivative · entry 4

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 80,595

F2 · price: This transaction was executed in multiple trades at prices ranging from $$142.60 to $$143.15 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: 0001628280-25-004101 · wk-form4_1738793272.xml · nonDerivative · entry 3

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 82,932

SEC source: 0001628280-25-004101 · wk-form4_1738793272.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 84,932

SEC source: 0001628280-25-004101 · wk-form4_1738793272.xml · derivative · entry 6

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 28,030

Underlying: Common Stock, $.01 par value · 28,030 shares

Expires not disclosed

F4 · derivative.exercise_price: Each Performance Stock Unit ("PSU") 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 if certain conditions are satisfied. Vesting of 14,030 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the S&P 400 Index and vesting of the remainder is based on goals related to economic return ("ER") during the three-year performance period. The target number of PSUs that may be earned is reported above. The reporting person may earn up to 150% of the targeted amount that is based on TSR and up to 200% of the targeted amount that is based on ER.

F4 · price: Each Performance Stock Unit ("PSU") 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 if certain conditions are satisfied. Vesting of 14,030 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the S&P 400 Index and vesting of the remainder is based on goals related to economic return ("ER") during the three-year performance period. The target number of PSUs that may be earned is reported above. The reporting person may earn up to 150% of the targeted amount that is based on TSR and up to 200% of the targeted amount that is based on ER.

F4 · derivative.exercise_date: Each Performance Stock Unit ("PSU") 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 if certain conditions are satisfied. Vesting of 14,030 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the S&P 400 Index and vesting of the remainder is based on goals related to economic return ("ER") during the three-year performance period. The target number of PSUs that may be earned is reported above. The reporting person may earn up to 150% of the targeted amount that is based on TSR and up to 200% of the targeted amount that is based on ER.

F4 · derivative.expiration_date: Each Performance Stock Unit ("PSU") 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 if certain conditions are satisfied. Vesting of 14,030 PSUs is dependent on the relative total shareholder return ("TSR") of Plexus Corp.'s common stock as compared to companies in the S&P 400 Index and vesting of the remainder is based on goals related to economic return ("ER") during the three-year performance period. The target number of PSUs that may be earned is reported above. The reporting person may earn up to 150% of the targeted amount that is based on TSR and up to 200% of the targeted amount that is based on ER.

SEC source: 0001628280-25-004101 · wk-form4_1738793272.xml · derivative · entry 5

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 27,990

Underlying: Common Stock, $.01 par value · 27,990 shares

Expires not disclosed

F3 · 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, 2028.

F3 · 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, 2028.

F3 · 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, 2028.

F3 · 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, 2028.

SEC source: 0001628280-25-004101 · wk-form4_1738793272.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 86,932

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

SEC source: 0001628280-25-003369 · wk-form4_1738369529.xml · derivative · entry 3

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, $.01 par value · 26,770 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, 2025.

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, 2025.

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, 2025.

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, 2025.

SEC source: 0001628280-25-003369 · wk-form4_1738369529.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,432

SEC source: 0001628280-25-003369 · wk-form4_1738369529.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 101,041

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, 2025.

SEC source: 0001628280-25-000278 · wk-form4_1735939391.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 74,271

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

SEC source: 0001628280-25-000278 · wk-form4_1735939391.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 74,771

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $155.9792 to $156.00 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: 0001050825-24-000184 · wk-form4_1734036590.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,664

F1 · price: Not applicable.

SEC source: 0001628280-24-049782 · wk-form4_1733262619.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 75,771

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $163.50 to $164.04 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: 0001628280-24-048849 · wk-form4_1732224597.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 77,271

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

SEC source: 0001628280-24-048128 · wk-form4_1731707715.xml · derivative · entry 4

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,410

Underlying: Common Stock, $.01 par value · 15,855 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, 118.5% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to economic return goals vested. The three-year performance period for the portion of the PSUs that vests based on the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index has yet to conclude. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the targeted amount based on ER originally reported and has the opportunity to earn up to 150% of the targeted amount based on TSR originally reported.

F1 · price: Based on Company performance during the three-year performance period, 118.5% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to economic return goals vested. The three-year performance period for the portion of the PSUs that vests based on the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index has yet to conclude. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the targeted amount based on ER originally reported and has the opportunity to earn up to 150% of the targeted amount based on TSR originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 118.5% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to economic return goals vested. The three-year performance period for the portion of the PSUs that vests based on the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index has yet to conclude. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the targeted amount based on ER originally reported and has the opportunity to earn up to 150% of the targeted amount based on TSR originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 118.5% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to economic return goals vested. The three-year performance period for the portion of the PSUs that vests based on the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index has yet to conclude. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the targeted amount based on ER originally reported and has the opportunity to earn up to 150% of the targeted amount based on TSR originally reported.

SEC source: 0001628280-24-048128 · wk-form4_1731707715.xml · derivative · entry 3

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,265

Underlying: Common Stock, $.01 par value · 2,475 shares

Expires not disclosed

F1 · derivative.exercise_price: Based on Company performance during the three-year performance period, 118.5% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to economic return goals vested. The three-year performance period for the portion of the PSUs that vests based on the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index has yet to conclude. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the targeted amount based on ER originally reported and has the opportunity to earn up to 150% of the targeted amount based on TSR originally reported.

F1 · price: Based on Company performance during the three-year performance period, 118.5% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to economic return goals vested. The three-year performance period for the portion of the PSUs that vests based on the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index has yet to conclude. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the targeted amount based on ER originally reported and has the opportunity to earn up to 150% of the targeted amount based on TSR originally reported.

F1 · derivative.exercise_date: Based on Company performance during the three-year performance period, 118.5% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to economic return goals vested. The three-year performance period for the portion of the PSUs that vests based on the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index has yet to conclude. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the targeted amount based on ER originally reported and has the opportunity to earn up to 150% of the targeted amount based on TSR originally reported.

F1 · derivative.expiration_date: Based on Company performance during the three-year performance period, 118.5% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to economic return goals vested. The three-year performance period for the portion of the PSUs that vests based on the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index has yet to conclude. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the targeted amount based on ER originally reported and has the opportunity to earn up to 150% of the targeted amount based on TSR originally reported.

SEC source: 0001628280-24-048128 · wk-form4_1731707715.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,429

SEC source: 0001628280-24-048128 · wk-form4_1731707715.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,881

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: Based on Company performance during the three-year performance period, 118.5% of the portion of the Performance Stock Units ("PSUs") granted in fiscal 2022 related to economic return goals vested. The three-year performance period for the portion of the PSUs that vests based on the relative total shareholder return ("TSR") of the Company's common stock as compared to companies in the S&P 400 Index has yet to conclude. As previously disclosed, the reporting person had the opportunity to earn up to 200% of the targeted amount based on ER originally reported and has the opportunity to earn up to 150% of the targeted amount based on TSR originally reported.

SEC source: 0001628280-24-045818 · wk-form4_1730931826.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,026

F2 · price: This transaction was executed in multiple trades at prices ranging from $164.6483 to $165.0700 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: 0001628280-24-045818 · wk-form4_1730931826.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,026

F1 · price: This transaction was executed in multiple trades at prices ranging from $148.12 to $149.00 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: 0001050825-24-000145 · wk-form4_1726171769.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,987

F1 · price: Not applicable.

SEC source: 0001628280-24-037908 · wk-form4_1724188224.xml · nonDerivative · entry 4

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,026

SEC source: 0001628280-24-037908 · wk-form4_1724188224.xml · nonDerivative · entry 3

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,026

SEC source: 0001628280-24-037908 · wk-form4_1724188224.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 87,026

SEC source: 0001628280-24-037908 · wk-form4_1724188224.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,026

F1 · price: Shares of Plexus Corp. common stock were given as a bona fide gift.

SEC source: 0001628280-24-034483 · wk-form4_1722634140.xml · nonDerivative · entry 2

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 91,682

F2 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on May 11, 2023.

SEC source: 0001628280-24-034483 · wk-form4_1722634140.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 93,682

F1 · price: This transaction was executed in multiple trades at prices ranging from $128.10 to $129.00 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: 0001628280-24-032242 · wk-form4_1721337219.xml · nonDerivative · entry 1

Kelsey Todd P. · CIK 0001411282 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 96,682

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 plan adopted on May 11, 2023.