[Form 4] PLEXUS CORP Insider Trading Activity

Rhea-AI Filing Summary

Plexus Corp (PLXS) insider Todd P. Kelsey, who serves as President & CEO and a director, reported a sale of 1,500 shares of common stock on 10/01/2025 at a price of $143.70 per share. The filing shows 69,214 shares remain beneficially owned by the reporting person after the transaction. The Form 4 notes the shares were sold under a Rule 10b5-1 trading plan adopted on August 16, 2024, and the filing was signed via attorney-in-fact on 10/02/2025.

Positive

• Sale reported promptly with a signed Form 4 filed following the transaction
• Transaction executed under a Rule 10b5-1 plan adopted on August 16, 2024, indicating a pre-arranged program

Negative

• Insider sold 1,500 shares at $143.70, which could be viewed as insider liquidity
• Post-transaction beneficial ownership decreased to 69,214 shares

Insights

Corporate Governance Analyst

Insider sale of 1,500 shares under a 10b5-1 plan; remaining ownership 69,214 shares.

The sale was executed under a documented Rule 10b5-1 plan adopted on August 16, 2024, which indicates pre‑arranged trading rather than an opportunistic transaction. The filing discloses the exact number sold (1,500) and the per‑share price ($143.70), and it reports the post‑transaction beneficial ownership (69,214 shares).

This disclosure fulfills Section 16 reporting requirements and allows investors to track insider liquidity while noting the sale was preplanned; no additional disclosures (e.g., grants, option exercises) are shown in this Form 4.

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
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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).

1. Name and Address of Reporting Person^*

Kelsey Todd P.

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President & CEO

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2025

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	10/01/2025		S(1)		1,500	D	$143.7	69,214	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 were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

Remarks:

	/s/ Todd P. Kelsey, by Kate A. Gitter, Attorney-in-Fact	10/02/2025
	** 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 did Plexus (PLXS) insider Todd P. Kelsey report on Form 4?

The Form 4 reports a sale of 1,500 Plexus shares on 10/01/2025 at $143.70 per share and a post-sale beneficial ownership of 69,214 shares.

Was the Plexus insider sale part of a preplanned trading program?

Yes. The filing states the shares were sold pursuant to a Rule 10b5-1 plan adopted on August 16, 2024.

What roles does the reporting person hold at PLXS?

The reporting person, Todd P. Kelsey, is listed as both President & CEO and a director.

When was the Form 4 signed and filed?

The Form 4 was signed by Todd P. Kelsey, by Kate A. Gitter, Attorney-in-Fact on 10/02/2025.