[Form 4] CTS CORP Insider Trading Activity

Rhea-AI Filing Summary

CTS Corp (CTS) director Robert Profusek reported acquiring 3,500 shares of common stock on 11/06/2025 at $0. The award reflects restricted stock units that vest 100% on the first anniversary of the grant date, contingent on continued service as a director.

Following the transaction, Profusek beneficially owns 101,742 shares directly and 1,800 shares indirectly through a spouse. The filing was made by one reporting person.

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

PROFUSEK ROBERT

(Last) (First) (Middle)

4925 INDIANA AVE

(Street)

LISLE IL 60532

(City) (State) (Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/06/2025

4. 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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/06/2025		A		3,500(1)	A	$0	101,742	D
Common Stock								1,800	I	By Spouse

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	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 Robert Profusek	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 4 (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 insider transaction did CTS (CTS) report on Form 4?

Director Robert Profusek acquired 3,500 shares of common stock on 11/06/2025 at $0 via an RSU award.

How do the RSUs for CTS (CTS) vest?

They vest 100% on the first anniversary of the grant date, contingent on continued service as a director.

How many CTS (CTS) shares does the insider own after the transaction?

Beneficial ownership is 101,742 shares direct and 1,800 shares indirect via spouse.

What is the insider’s relationship to CTS (CTS)?

The reporting person is a Director of CTS Corp.

Was this filing made by multiple reporting persons?

No. It was filed by one reporting person.

Who signed the Form 4 for CTS (CTS)?

It was signed by /s/ Debra S. Rouse, attorney-in-fact for Robert Profusek, dated 11/10/2025.