Shareholder Vote

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 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 5, 2025 ROGERS CORP ORATION (Exact name of registrant as specified in its charter) Massachusetts 1-4347 06-0513860 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.) 2225 W. Chandler Blvd. , Chandler , Arizona 85224 (Address of principal executive offices) (Zip Code) ( 480 ) 917-6000 Registrant’s telephone number, including area code Not Applicable (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 ( see General Instruction A.2. below): ☐ Written communication 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 communication pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐ Pre-commencement communication 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 Stock, par value $1.00 per share ROG New York Stock Exchange Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2). 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 5, 2025, at the annual meeting of shareholders of Rogers Corporation (the "Company"), sufficient shares were present for purposes of a quorum, and each of the following three proposals was submitted to a vote of the Company's shareholders. The voting results for those proposals are set forth below. 1. By the following vote, the nine nominees to the Company's board of directors were elected to serve until the next annual meeting of shareholders and thereafter until their successors are chosen and qualified: Director Nominee For Withheld Broker Non-Votes Larry L. Berger 16,661,545 345,020 387,185 Donna M. Costello 16,869,632 136,933 387,185 Megan Faust 16,863,000 143,565 387,185 R. Colin Gouveia 16,865,931 140,634 387,185 Armand F. Lauzon, Jr. 16,910,239 96,326 387,185 Woon Keat Moh 16,872,404 134,161 387,185 Jeffrey J. Owens 15,822,692 1,183,873 387,185 Anne K. Roby 16,728,329 278,236 387,185 Peter C. Wallace 15,709,681 1,296,884 387,185 2. By the following vote, the Company's shareholders ratified the selection of PricewaterhouseCoopers LLP as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2025: For Against Abstain 17,303,473 49,250 41,027 3.    By the following vote, the Company's shareholders approved, on a non-binding advisory basis, the 2024 compensation paid to the Company's named executive officers: For Against Abstain Broker Non-Votes 16,286,216 686,622 33,727 387,185 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. ROGERS CORPORATION (Registrant) Date: May 5, 2025 By: /s/ Jessica A. Morton Jessica A. Morton Senior Vice President, General Counsel, and Corporate Secretary