[Form 3] CTS CORP Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

CTS Corp reported an initial statement of beneficial ownership by a director. The filing lists 3,500 common shares held directly as of 11/06/2025. The footnote states that certain restricted stock units vest 100% on the first anniversary of the grant date, contingent on continued service as a director through the vesting date.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

MacKay Kimberly Banks

(Last) (First) (Middle)

4925 INDIANA AVE.

(Street)

LISLE IL 60532

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
11/06/2025

3. Issuer Name and Ticker or Trading Symbol
CTS CORP [ CTS ]

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

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

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

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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common	3,500(1)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Restricted stock units vest 100% on the first anniversary of the grant date, contingent upon the recipient's continued service as a director through the vesting date.

	/s/ Debra S. Rouse, attorney-in-fact for Kimberly Banks MacKay	11/10/2025
	** 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 5 (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.

FAQ

What did CTS (CTS) file?

A director filed an initial statement of beneficial ownership (Form 3) under Section 16(a).

How many CTS shares were reported on the Form 3?

The filing reports 3,500 common shares beneficially owned.

What is the ownership form of the reported shares for CTS?

The 3,500 common shares are held directly.

What is the event date on the CTS Form 3?

The event date is 11/06/2025.

Does the CTS filing mention RSUs or vesting terms?

Yes. It notes RSUs vest 100% on the first anniversary of the grant date, contingent on continued director service.

What is the relationship of the reporting person to CTS?

The reporting person is a Director of CTS Corp.