Plexus (PLXS) regional president reports RSU vesting and 677-share disposal

Rhea-AI Filing Summary

Plexus Corp. Regional President - EMEA Frank Zycinski reported routine equity compensation activity. On January 30, 2026, 1,353 Restricted Stock Units granted under the Plexus Corp. 2016 Omnibus Incentive Plan vested and settled into 1,353 shares of common stock.

On the same date, 677 shares of Plexus common stock, $.01 par value, were disposed of at a price of $199.33 per share. After these transactions, Zycinski directly beneficially owned 1,399 shares of Plexus common stock.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Zycinski Frank

(Last) (First) (Middle)

ONE PLEXUS WAY

(Street)

NEENAH WI 54956

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
PLEXUS CORP [ PLXS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Regional President - EMEA

3. Date of Earliest Transaction (Month/Day/Year)
01/30/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock, $.01 par value	01/30/2026		M		1,353	A	(1)	2,076	D
Common Stock, $.01 par value	01/30/2026		F		677	D	$199.33	1,399	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	01/30/2026		M			1,353	(1)	(1)	Common Stock, $.01 par value	1,353	(1)	0	D

Explanation of Responses:

1. 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.

Remarks:

	/s/ Frank Zycinski, by Kate A. Gitter, Attorney-in-Fact	02/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Plexus (PLXS) executive Frank Zycinski report in this Form 4 filing?

Frank Zycinski reported routine stock-based compensation activity involving Restricted Stock Units and Plexus common shares. RSUs granted under the 2016 Omnibus Incentive Plan vested into 1,353 common shares, and 677 shares were disposed of the same day, leaving him with 1,399 directly owned shares.

How many Plexus (PLXS) Restricted Stock Units vested for Frank Zycinski?

A total of 1,353 Restricted Stock Units vested and settled for Frank Zycinski. Each unit represented a contingent right to receive one share of Plexus Corp. common stock, so vesting on January 30, 2026 resulted in issuance of 1,353 shares of common stock to him.

What share disposal did Frank Zycinski report for Plexus (PLXS) stock?

Frank Zycinski reported disposing of 677 shares of Plexus common stock on January 30, 2026. The transaction, coded “F” on the form, occurred at a price of $199.33 per share, and was reported as a direct ownership transaction in Plexus common stock.

How many Plexus (PLXS) shares does Frank Zycinski own after these transactions?

After the reported transactions, Frank Zycinski directly beneficially owned 1,399 shares of Plexus common stock. This balance reflects the conversion of 1,353 Restricted Stock Units into common shares and the same-day disposition of 677 shares reported in the Form 4 filing.

What role does Frank Zycinski hold at Plexus (PLXS) in this filing?

In this filing, Frank Zycinski is identified as an officer of Plexus Corp., serving as Regional President - EMEA. He is not listed as a director or 10% owner, and the reported equity transactions relate to his compensation in that executive role.

What is the nature of the Restricted Stock Units reported by Frank Zycinski at Plexus (PLXS)?

The Restricted Stock Units were granted under the Plexus Corp. 2016 Omnibus Incentive Plan and qualify under Rule 16b-3. Each RSU represented a contingent right to receive one share of Plexus common stock and vested and settled on January 30, 2026 into common shares.