of this Current Report on Form 8-K, including Exhibit 99.l hereto, is being "furnished" to the Securities and Exchange Commission and shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. Furthermore, such information shall not be deemed to be incorporated by reference into any filing made by the Company under the Securities Act of 1933 (the “Securities…

President and CEO — Kieran O'Sullivan: Mr. O'Sullivan is stepping down as President and CEO but remains on the Board as Executive Chairman, while Pratik Trivedi has been appointed as new President and CEO.

of this Current Report on Form 8-K, including Exhibit 99.l hereto, is being "furnished" to the Securities and Exchange Commission and shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. Furthermore, such information shall not be deemed to be incorporated by reference into any filing made by the Company under the Securities Act of 1933 (the “Securities…

of this Current Report on Form 8-K, including Exhibit 99.l hereto, is being "furnished" to the Securities and Exchange Commission and shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. Furthermore, such information shall not be deemed to be incorporated by reference into any filing made by the Company under the Securities Act of 1933 (the “Securities…

COO — Pratik Trivedi: The filing discloses the resignation of an SVP and the simultaneous internal promotion of another SVP to COO, representing an orderly succession rather than a loss of a top executive.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. Information reported under

Entry into a Material Definitive Agreement. On November 24, 2025, CTS Corporation (the “Company”) and its subsidiary, CTS Denmark Holding A/S ("CTS Denmark") entered into a five-year Credit Agreement (the “Credit Agreement”) with Wells Fargo Bank, National Association, as Administrative Agent, Swing Line Lender, and L/C Issuer; Wells Fargo Securities LLC, as Sole Book Runner and Joint-Lead Arranger; BofA Securities, Inc. and BMO Bank, N.A., as Joint-Lead Arrangers; and the guarantors and lend…

Termination of Material Definitive Agreement. Information reported under

Director — Kimberly MacKay: The filing discloses the election of a new non-employee director to fill a vacancy created by a board size increase, which is a routine governance event.

of this Current Report on Form 8-K, including Exhibit 99.l hereto, is being "furnished" to the Securities and Exchange Commission and shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. Furthermore, such information shall not be deemed to be incorporated by reference into any filing made by the Company under the Securities Act of 1933 (the “Securities…

of this Current Report on Form 8-K, including Exhibit 99.l hereto, is being "furnished" to the Securities and Exchange Commission and shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. Furthermore, such information shall not be deemed to be incorporated by reference into any filing made by the Company under the Securities Act of 1933 (the “Securities…

Chief Legal & Administrative Officer — Mark Pacioni: The filing discloses the appointment of an external candidate to a senior officer role (Chief Legal & Administrative Officer), which is a new hire rather than a departure.

of this Current Report on Form 8-K, including Exhibit 99.l hereto, is being "furnished" to the Securities and Exchange Commission and shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. Furthermore, such information shall not be deemed to be incorporated by reference into any filing made by the Company under the Securities Act of 1933 (the “Securities…

Chief Legal and Administrative Officer — Scott D’Angelo: The Chief Legal Officer is resigning to pursue another opportunity, which is a genuine departure of a senior executive but not necessarily negative as it was a personal decision without disagreement.

of this Current Report on Form 8-K, including Exhibit 99.l hereto, is being "furnished" to the Securities and Exchange Commission and shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. Furthermore, such information shall not be deemed to be incorporated by reference into any filing made by the Company under the Securities Act of 1933 (the “Securities…

of this Current Report on Form 8-K, including Exhibit 99.l hereto, is being "furnished" to the Securities and Exchange Commission and shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. Furthermore, such information shall not be deemed to be incorporated by reference into any filing made by the Company under the Securities Act of 1933 (the “Securities…

Principal Accounting Officer — Thomas White: The Principal Accounting Officer resigned to pursue a new opportunity, with the CFO assuming the role, indicating an orderly succession without reported disagreements.

of this Current Report on Form 8-K, including Exhibit 99.l hereto, is being "furnished" to the Securities and Exchange Commission and shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. Furthermore, such information shall not be deemed to be incorporated by reference into any filing made by the Company under the Securities Act of 1933 (the “Securities…

of this Current Report on Form 8-K, including Exhibit 99.l hereto, is being "furnished" to the Securities and Exchange Commission and shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. Furthermore, such information shall not be deemed to be incorporated by reference into any filing made by the Company under the Securities Act of 1933 (the “Securities…