Oliver K. Mihm - 30 Jan 2026 Form 4 Insider Report for PLEXUS CORP (PLXS)

Signature
/s/ Oliver K. Mihm, by Kate A. Gitter, Attorney-in-Fact
Issuer symbol
PLXS
Transactions as of
30 Jan 2026
Net transactions value
-$688,685
Form type
4
Filing time
03 Feb 2026, 17:40:45 UTC
Previous filing
28 Nov 2025
Next filing
11 Feb 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Mihm Oliver K. Exec VP & COO ONE PLEXUS WAY, NEENAH /s/ Oliver K. Mihm, by Kate A. Gitter, Attorney-in-Fact 03 Feb 2026 0001600424

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction PLXS Common Stock, $.01 par value Options Exercise +7,280 +39% 25,722 30 Jan 2026 Direct F2
transaction PLXS Common Stock, $.01 par value Tax liability $688,685 -3,455 -13% $199.33 22,267 30 Jan 2026 Direct
holding PLXS Common Stock, $.01 par value 981 30 Jan 2026 401(k) F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction PLXS Restricted Stock Units Options Exercise -7,280 -100% 0 30 Jan 2026 Common Stock, $.01 par value 7,280 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares of Plexus Corp. common stock held in the Plexus Corp. 401(k) Retirement Plan as of the last report from the Plan's trustee.
F2 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 30, 2026.