Minerals Technologies (NYSE: MTX) grants phantom stock units to director

Rhea-AI Filing Summary

FEDER FRANKLIN reported acquisition or exercise transactions in this Form 4 filing.

Minerals Technologies Inc. director Franklin Feder received a grant of 40.867 phantom stock units on March 6, 2026. Each unit is the economic equivalent of one share of common stock and was granted under the company’s deferred compensation plan, increasing his phantom unit balance to 22,984.003 units, to be settled in cash when his board service ends.

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^*

FEDER FRANKLIN

(Last) (First) (Middle)

MINERALS TECHNOLOGIES INC.

622 THIRD AVENUE, 38TH FLOOR

(Street)

NEW YORK NY 10017

(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)
03/06/2026

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)	03/06/2026		A		40.867		(2)	(2)	COMMON STOCK	40.867	$0	22,984.003	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 FRANKLIN FEDER	03/10/2026
	** 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 MTX disclose for director Franklin Feder?

Minerals Technologies Inc. reported that director Franklin Feder received 40.867 phantom stock units on March 6, 2026. These were awarded as compensation, not bought on the open market, and increase his deferred phantom unit balance to 22,984.003 units.

What are phantom stock units at Minerals Technologies (MTX)?

Phantom stock units at Minerals Technologies are bookkeeping units economically equivalent to one share of common stock. They track share value for compensation purposes but do not represent actual shares and are ultimately settled in cash rather than stock delivery.

How many phantom stock units did Franklin Feder receive in this MTX Form 4?

Franklin Feder received 40.867 phantom stock units tied to Minerals Technologies common stock. This award increased his total phantom stock unit holdings to 22,984.003 units, all recorded as direct beneficial ownership under the company’s non-employee director compensation plan.

Will Franklin Feder’s MTX phantom stock units be paid in cash or shares?

Feder’s phantom stock units will be settled in cash, not in shares. Under the Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors, payment occurs in cash when his service as a director ends, based on the value of Minerals Technologies stock.

Is Franklin Feder’s MTX phantom stock unit award an open-market stock purchase?

No, the award is not an open-market purchase. It is a grant of 40.867 phantom stock units under Minerals Technologies’ deferred compensation plan for non-employee directors, representing compensation rather than a discretionary buy or sell transaction in company shares.

When will Franklin Feder’s new MTX phantom stock units be paid out?

The phantom stock units will be paid out in cash upon Franklin Feder’s termination of service as a director. Until then, the units remain as deferred compensation that mirrors the economic performance of Minerals Technologies common stock on a one-for-one basis.