Minerals Technologies (MTX) director adds 119.583 phantom stock units in Form 4

Rhea-AI Filing Summary

Minerals Technologies Inc. director reports additional deferred stock units. A board member of Minerals Technologies Inc. (MTX) reported acquiring 119.583 phantom stock units on 01/02/2026 under the company’s Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors. Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. common stock, but the award is to be settled in cash when the director’s board service ends. Following this grant, the director beneficially owns 18,575.796 derivative securities in the form of phantom stock units, held directly.

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

PITTMAN CAROLYN K

(Last) (First) (Middle)

622 THIRD AVE.

38TH FLOOR

(Street)

NEW YORK NY 10017-6707

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MINERALS TECHNOLOGIES INC [ MTX ]

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)
01/02/2026

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

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
PHANTOM STOCK UNITS	(1)	01/02/2026		A		119.583		(2)	(2)	COMMON STOCK	119.583	$0	18,575.796	D

Explanation of Responses:

1. Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. Common Stock.

2. The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director.

	TIMOTHY JORDAN FOR CAROLYN PITTMAN	01/05/2026
	** 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 Minerals Technologies Inc (MTX) report in this Form 4?

A director of Minerals Technologies Inc. (MTX) reported acquiring 119.583 phantom stock units on 01/02/2026 as part of director compensation.

What are the phantom stock units reported for MTX and what do they represent?

Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. common stock, providing value tied to the share price without issuing actual shares.

How and when will the MTX director’s phantom stock units be settled?

The phantom stock units were accrued under the Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash when the reporting person’s service as a director terminates.

How many derivative securities does the MTX director own after this transaction?

After the reported transaction, the director beneficially owns 18,575.796 derivative securities in the form of phantom stock units, held directly.

Does this MTX Form 4 involve common stock or only derivative securities?

This filing reports activity in derivative securities, specifically phantom stock units whose value is tied to common stock, rather than a direct trade in common shares.

Is the reported MTX Form 4 transaction part of a director compensation plan?

Yes. The phantom stock units were accrued under the company’s Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors, indicating they are a form of director compensation.