PLXS Insider Transaction: 1,100 Shares Gifted by Executive Officer

Rhea-AI Filing Summary

Angelo M. Ninivaggi Jr., Executive Vice President, Chief Administrative Officer, General Counsel and Secretary of Plexus Corp (PLXS), reported a non‑derivative disposition on 09/04/2025. The filing shows 1,100 shares of Plexus common stock were disposed of under Transaction Code G and the form notes those shares were given as a bona fide gift. After the reported transaction, Mr. Ninivaggi beneficially owned 23,395 shares.

The Form 4 was signed on behalf of the reporting person by an attorney‑in‑fact on 09/05/2025. The report is a single‑person filing and contains no derivative transactions or price information for the gift beyond the coding and resulting beneficial ownership figure.

Positive

• Disclosure identifies the transaction as a bona fide gift, clarifying the nature of the disposition
• Post‑transaction beneficial ownership is explicitly reported (23,395 shares), supporting transparency

Negative

• None.

Insights

Securities/Financial Analyst

TL;DR Routine insider gift reduced holdings by 1,100 shares; no cash transaction or derivatives disclosed.

The Form 4 documents a non‑derivative disposition via a bona fide gift, which is typically a non‑economic transfer and does not signal a sale for liquidity. The remaining beneficial ownership of 23,395 shares is explicitly reported, and no options, warrants, or other derivative positions are disclosed. The filing contains standard coding (G) and shows the report was executed by an attorney‑in‑fact, consistent with routine insider reporting procedures.

Corporate Governance Expert

TL;DR Disclosure appears complete and routine for a gift by an officer; no governance issues identified in this filing.

The Form 4 includes the reporting person’s title and relationship to the issuer, the transaction date, transaction code indicating a gift, and post‑transaction holdings. The signature by an attorney‑in‑fact is provided with a date. There are no corrective amendments, no indications of suspicious timing, and no derivative transactions disclosed, suggesting standard compliance with Section 16 reporting requirements.

Insider Trade Summary

1,100 shares gifted

Mixed 1 txn

Insider Ninivaggi Angelo Michael Jr

Role Exec VP, CAO, Gen Coun & Secy

Type	Security	Shares	Price	Value
Gift	Common Stock, $.01 par value	1,100	$0.00	--

Holdings After Transaction: Common Stock, $.01 par value — 23,395 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Ninivaggi Angelo Michael Jr

(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)
	Exec VP, CAO, Gen Coun & Secy

3. Date of Earliest Transaction (Month/Day/Year)
09/04/2025

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	09/04/2025		G		1,100	D	(1)	23,395	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

Explanation of Responses:

1. Shares of Plexus Corp. common stock were given as a bona fide gift.

Remarks:

	/s/ Angelo M. Ninivaggi, by Kate A. Gitter, Attorney-in-Fact	09/05/2025
	** 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 transaction did Angelo M. Ninivaggi Jr. report on Form 4 for PLXS?

The Form 4 reports a non‑derivative disposition of 1,100 shares on 09/04/2025 coded as a gift (Transaction Code G).

How many Plexus (PLXS) shares does the reporting person own after the transaction?

The filing states the reporting person beneficially owned 23,395 shares following the reported transaction.

What is the reporting person’s role at Plexus (PLXS)?

The reporting person is listed as Executive Vice President, Chief Administrative Officer, General Counsel & Secretary and a Director.

Was the Form 4 signed by the reporting person?

The Form 4 was signed on behalf of the reporting person by an attorney‑in‑fact (/s/ Angelo M. Ninivaggi, by Kate A. Gitter, Attorney‑in‑Fact) on 09/05/2025.

Does the filing disclose any derivative transactions or prices?

No. The Form 4 contains only a non‑derivative disposition by gift and does not disclose derivative transactions or a sale price.