PLPC VP disposes 1,000 shares to issuer

PREFORMED LINE PRODUCTS CO officer John J. Olenik, VP-Research & Engineering, reported an internal share transaction.

Rhea-AI Filing Summary

PREFORMED LINE PRODUCTS CO officer John J. Olenik, VP-Research & Engineering, reported an internal share transaction. He disposed of 1,000 common shares back to the company in a disposition to issuer at $360.91 per share, leaving 6,506 common shares held directly.

Olenik also reported holdings of restricted stock units that convert into 441, 783, and 730 common shares, respectively. These restricted stock units vest three years from the date of grant, indicating additional potential future equity exposure beyond his current share ownership.

Insider Trade Summary

Disposition: 1,000 shares

Disposition 4 txns

Insider Olenik John J

Role VP-Research & Engineering

Type	Security	Shares	Price	Value
Disposition	Common shares, $2 par value	1,000	$360.91	$361K
holding	Restricted stock units	--	--	--
holding	Restricted stock units	--	--	--
holding	Restricted stock units	--	--	--

Holdings After Transaction: Common shares, $2 par value — 6,506 shares (Direct); Restricted stock units — 1,954 contracts (Direct)

Footnotes (1)

1. F1. Restricted stock units vest 3 years from the date of grant.

Key Figures

Shares disposed to issuer: 1,000 shares Disposition price per share: $360.91 per share Shares held after transaction: 6,506 shares +3 more

6 metrics

Shares disposed to issuer 1,000 shares Disposition to issuer at $360.91 on 2026-06-10

Disposition price per share $360.91 per share Price for 1,000 common shares disposed to issuer

Shares held after transaction 6,506 shares Direct common share ownership following disposition

RSUs underlying shares (grant 1) 441 shares Restricted stock units vesting three years from grant

RSUs underlying shares (grant 2) 783 shares Restricted stock units vesting three years from grant

RSUs underlying shares (grant 3) 730 shares Restricted stock units vesting three years from grant

Key Terms

Restricted stock units, Disposition to issuer, Common shares, $2 par value, beneficial ownership

4 terms

Restricted stock units financial

"Restricted stock units vest 3 years from the date of grant."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Disposition to issuer financial

"transaction_code_description": "Disposition to issuer""

Common shares, $2 par value financial

"underlying_security_title": "Common shares, $2 par value""

beneficial ownership financial

"transactionSummary includes netBuySellShares and ownership information"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did PLPC executive John J. Olenik report?

John J. Olenik reported a disposition of 1,000 PLPC common shares back to the company. The transaction was coded as a “Disposition to issuer,” reflecting an internal share return rather than an open-market sale, at a reported price of $360.91 per share.

How many PREFORMED LINE PRODUCTS CO shares does John J. Olenik hold after this Form 4?

After the reported disposition, John J. Olenik holds 6,506 PLPC common shares directly. This figure reflects his remaining ownership following the 1,000-share transfer back to the issuer and provides context for the relative size of the reported transaction.

At what price were John J. Olenik’s PLPC shares disposed to the issuer?

The 1,000 PREFORMED LINE PRODUCTS CO common shares were disposed to the issuer at $360.91 per share. This price applies specifically to the reported disposition transaction and does not represent broader market pricing information or any additional trades.

What restricted stock units does John J. Olenik hold in PLPC?

John J. Olenik holds restricted stock units tied to 441, 783, and 730 underlying PLPC common shares. These units represent potential future share delivery, subject to vesting conditions, and are separate from his directly owned common share holdings.

When do John J. Olenik’s PLPC restricted stock units vest?

The restricted stock units reported for John J. Olenik vest three years from their respective grant dates. This three-year vesting schedule governs when the underlying PLPC common shares associated with each restricted stock unit award may ultimately be delivered to him.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 06/10/2026 - 12:40 PM Learn about SEC filing dates

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^*

Olenik John J

(Last) (First) (Middle)

660 BETA DRIVE

(Street)

CLEVELAND OHIO 44143

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
PREFORMED LINE PRODUCTS CO [ PLPC ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP-Research & Engineering

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/10/2026

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

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

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

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 shares, $2 par value	06/10/2026		D		1,000	D	$360.91	6,506	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	$0							(1)	(1)	Common shares, $2 par value	730		730	D
Restricted stock units	$0							(1)	(1)	Common shares, $2 par value	783		783	D
Restricted stock units	$0							(1)	(1)	Common shares, $2 par value	441		441	D

Explanation of Responses:

1. Restricted stock units vest 3 years from the date of grant.

Remarks:

	/s/ Caroline S. Vaccariello, by power of attorney	06/10/2026
	** 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.
* Form 4: SEC 1474 (03-26)