# EDGAR Filing Document

**Accession Number:** 0000026058
**File Stem:** 0001193125-25-268239
**Filing Date:** 2025-11
**Character Count:** 8238
**Document Hash:** 1074257d08cb05558195ca700670589d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-268239.hdr.sgml**: 20251106

**ACCESSION NUMBER**: 0001193125-25-268239

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 12

**CONFORMED PERIOD OF REPORT**: 20251105

**ITEM INFORMATION**: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

**ITEM INFORMATION**: Regulation FD Disclosure

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20251106

**DATE AS OF CHANGE**: 20251106

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CTS CORP
- **CENTRAL INDEX KEY:** 0000026058
- **STANDARD INDUSTRIAL CLASSIFICATION:** PRINTED CIRCUIT BOARDS [3672]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 350225010
- **STATE OF INCORPORATION:** IN
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-04639
- **FILM NUMBER:** 251456467

**BUSINESS ADDRESS:**
- **STREET 1:** 4925 INDIANA AVENUE
- **CITY:** LISLE
- **STATE:** IL
- **ZIP:** 60532
- **BUSINESS PHONE:** 6305778800

**MAIL ADDRESS:**
- **STREET 1:** 4925 INDIANA AVENUE
- **CITY:** LISLE
- **STATE:** IL
- **ZIP:** 60532

?xml version='1.0' encoding='ASCII'? 8-K

**UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549**

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## FORM 8-K

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**CURRENT REPORT**

**Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934**

**Date of Report (Date of earliest event reported):** November 05, 2025<br>

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CTS CORPORATION

**(Exact name of Registrant as Specified in Its Charter)**

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| | | |
|:---|:---|:---|
| Indiana | 1-4639 | 35-0225010 |
| **(State or Other Jurisdiction<br>of Incorporation)** | **(Commission File Number)** | **(IRS Employer<br>Identification No.)** |
| 4925 Indiana Avenue |  |  |
| Lisle**,** Illinois |  | 60532 |
| **(Address of Principal Executive Offices)** |  | **(Zip Code)** |

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**Registrant's Telephone Number, Including Area Code:** (630) 577-8800<br>

**(Former Name or Former Address, if Changed Since Last Report)**

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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:**

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| | | |
|:---|:---|:---|
| **<br>Title of each class** | **Trading<br>Symbol(s)** | **<br>Name of each exchange on which registered** |
| Common Stock, no par value | CTS | The New York Stock Exchange |

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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. ☐

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## Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
Effective November 5, 2025, the Board of Directors (the "Board") of CTS Corporation (the "Company") increased the size of its board from seven to eight members, and elected Kimberly MacKay to fill the resulting vacancy.

Ms. MacKay currently serves as SVP, General Counsel and Corporate Secretary of West Pharmaceutical Services, Inc. Ms. MacKay is also a member of the Board of the Community Foundation of New Jersey, and the Compliance, Audit and Risk Committee for BAYADA Home Health Care. As a non-employee director, Ms. MacKay will receive compensation in the same manner as the Company's other non-employee directors, which compensation the Company previously disclosed in its Definitive Proxy Statement on Schedule 14A, filed with the Securities and Exchange Commission on March 28, 2025. Ms. MacKay will serve as a member of the Nominating, Governance and Sustainability Committee and Technology and Transactions Committee of the Board.

There are no arrangements or understandings between Ms. MacKay and any other persons pursuant to which she was selected as a director. In addition, there are no related person transactions between Ms. MacKay and the Company that would be required to be disclosed pursuant to Item 404(a) of Regulation S-K under the Securities Exchange Act of 1934, as amended.

The Company will enter into an Indemnification Agreement with Ms. MacKay, the form of which was previously disclosed on Exhibit 10.1 on the Company's Current Report on Form 8-K filed with the Securities and Exchange Commission on February 18, 2015.

## Item 7.01 Regulation FD Disclosure.
A copy of the Company's press release related to Ms. MacKay's election is furnished as Exhibit 99.1 to this Current Report on Form 8-K.

## Item 9.01 Financial Statements and Exhibits.
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(d) Exhibits

**Exhibit Description**

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;99.1 [<u>Press Release issued by CTS Corporation on November 6, 2025</u>](cts-ex99_1.htm)

104 Cover Page Interactive Data File (embedded within the Inline XBRL Document)

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**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.

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| | | | |
|:---|:---|:---|:---|
| Date: | November 6, 2025 | By:  | /s/ Mark Pacioni |
|  |  |  | Mark Pacioni, Vice President, Chief Legal and Administrative Officer and Secretary |

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## Exhibit 99.1

Exhibit 99.1

![img192797187_0.jpg](img192797187_0.jpg)

November 6, 2025

**CTS Corporation Announces Appointment of Kimberly Banks MacKay**

**to its Board of Directors**

**Lisle, Ill.** - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that "Sense, Connect and Move," today announced that Kimberly Banks MacKay has been appointed to its Board of Directors, effective November 5, 2025, and that she will serve as a member of the Nominating, Governance and Sustainability Committee, as well as the Technology and Transactions Committee.

Ms. MacKay comes to CTS with over 30 years of experience driving results in multi-national companies serving key end markets. Ms. MacKay currently serves as SVP, General Counsel and Corporate Secretary of West Pharmaceutical Services, Inc. Ms. MacKay is also a member of the Board of the Community Foundation of New Jersey, and the Compliance, Audit and Risk Committee for BAYADA Home Health Care.

"CTS is pleased to welcome Kimberly MacKay to the CTS Board. Her extensive experience in healthcare and background leading global businesses make her a valuable addition to our already highly experienced, diverse group of directors, as CTS continues to focus on growth, end-market diversification, and products that sense, connect and move," said Kieran O'Sullivan, Chairman, President and CEO of CTS.

**About CTS**

CTS (NYSE: CTS) is a leading designer and manufacturer of products that Sense, Connect, and Move. The company manufactures sensors, actuators, and electronic components in North America, Europe, and Asia, and provides engineered products to customers in the aerospace/defense, industrial, medical, and transportation markets. For more information, visit <u>www.ctscorp.com</u>.

**Contact**

Mark Pacioni

Vice President, Chief Legal and Administrative Officer

&nbsp;&nbsp;&nbsp;&nbsp;and Secretary

CTS Corporation

4925 Indiana Avenue

Lisle, IL 60532

USA

Telephone: +1 (630) 577-8800

Email: mark.pacioni@ctscorp.com

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