Shareholder Vote

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 _________________________________________________________ FORM 8-K _________________________________________________________ CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 4, 2026 _________________________________________________________ Preformed Line Products Company (Exact name of Registrant as Specified in Its Charter) _________________________________________________________ Ohio 0-31164 34-0676895 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification No.) 660 Beta Drive Mayfield Village , Ohio 44143 (Address of Principal Executive Offices) (Zip Code) Registrant’s Telephone Number, Including Area Code: 440 461-5200 (Former Name or Former Address, if Changed Since Last Report) _________________________________________________________ Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each class Trading Symbol(s) Name of each exchange on which registered Common PLPC The Nasdaq Global Market Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐ Item 5.07 Submission of Matters To A Vote of Security Holders. On May 4, 2026, the Company held its annual meeting of shareholders at its principal executive offices in Mayfield Village, Ohio. At the meeting the shareholders voted on several proposals as described in the Company's Definitive Proxy Statement on Schedule 14A for the Annual Meeting filed by the Company with the Securities and Exchange Commission on March 20, 2026 (the "Proxy Statement"). The results of the proposals stated in the Proxy Statement are as follows: Proposal No. 1: Election of Directors. The shareholders voted to re-elect certain persons to the Board of Directors for a term expiring at the 2028 annual meeting of the shareholders. The individuals listed below were elected to the Company’s Board of Directors, each to hold office until the designated annual meeting or until his or her successor is elected and qualified, or until his or her earlier resignation. The table below indicates the votes for, votes withheld, abstentions and broker non-votes for the election of the four director nominees. Term Expiring Votes For Votes Withheld/Abstentions Broker Non-Votes Glenn E. Corlett 2028 3,580,616 1,611 335,623 R. Steven Kestner 2028 3,742,065 1,596 335,623 J. Ryan Ruhlman 2028 3,725,755 1,699 335,623 David C. Sunkle 2028 2,806,213 2,267 335,623 Proposal No. 2: Advisory Vote on Executive Compensation. The shareholders voted to approve, on a non-binding advisory basis, the compensation of the Company's Named Executive Officers as disclosed in the Proxy Statement. Votes For Votes Against Abstentions Broker Non-Votes Advisory Vote on Executive Compensation 3,862,989 11,841 24,812 335,623 Proposal No. 3: Ratification of Appointment of Ernst & Young LLP. The shareholders voted to approve the ratification of Ernst & Young LLP as the Company’s independent registered public accounting firm for the year ending December 31, 2026, as described in the Proxy Statement. The table below indicates the votes for, votes against, abstentions and broker non-votes. Votes For Votes Against Abstentions Broker Non-Votes Ratification of Appointment of Ernst & Young LLP 4,231,761 2,035 1,469 0 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. PREFORMED LINE PRODUCTS COMPANY Date: May 4, 2026 By: /s/ Caroline S. Vaccariello Caroline S. Vaccariello, General Counsel & Corporate Secretary