Minerals Technologies (MTX) VP equity vests as 1,193 units convert and 583 shares withheld for taxes

Rhea-AI Filing Summary

Minerals Technologies Inc. executive Erin Cutler, VP of Human Resources, reported an equity award vesting and related tax withholding. On January 21, 2026, 1,193 Deferred Restricted Stock Units (DRSUs), each equal to one share of common stock, were converted into 1,193 shares of Minerals Technologies common stock at an exercise price of $0. As part of the same event, 583 shares of common stock were withheld by the company at $66.92 per share to cover tax obligations, rather than being sold on the open market.

After these transactions, Cutler directly owned 6,391 shares of common stock and 10,589 DRSUs, with an additional 1,697.399 shares held indirectly through a 401(k) plan as of January 21, 2026.

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
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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^*

CUTLER ERIN

(Last) (First) (Middle)

622 THIRD AVENUE

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Human Resources

3. Date of Earliest Transaction (Month/Day/Year)
01/21/2026

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
Common Stock	01/21/2026		M		1,193	A	$0	6,974	D
Common Stock	01/21/2026		F		583(1)	D	$66.92	6,391	D
Common Stock								1,697.399	I	By 401(k)(2)

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
Deferred Restricted Stock Units (DRSUs)	(3)	01/21/2026		M			1,193	(4)	(4)	Common Stock	1,193	$0	10,589	D

Explanation of Responses:

1. These shares were withheld by Minerals Technologies Inc. to satisfy tax withholding obligations.

2. The information contained in this report is based on a Plan Statement dated as of January 21, 2026.

3. Each DRSU is the economic equivalent of one share of Minerals Technologies Inc. Common Stock.

4. The DRSUs were granted on January 21, 2025, and vest in three equal annual installments beginning on January 21, 2026.

	/s/ Timothy J Jordan for Erin Cutler	01/23/2026
	** 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).
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FAQ

What insider transaction did MTX executive Erin Cutler report on January 21, 2026?

Erin Cutler reported the conversion of 1,193 Deferred Restricted Stock Units (DRSUs) into 1,193 shares of Minerals Technologies common stock at an exercise price of $0, along with related tax withholding.

How many Minerals Technologies (MTX) shares were withheld for taxes in this Form 4?

The report shows that 583 shares of common stock were withheld by Minerals Technologies Inc. at a price of $66.92 per share to satisfy tax withholding obligations.

How many MTX shares does Erin Cutler own directly after the reported transactions?

Following the January 21, 2026 transactions, Erin Cutler directly owned 6,391 shares of Minerals Technologies common stock.

What are DRSUs in the context of Minerals Technologies (MTX) equity awards?

Each Deferred Restricted Stock Unit (DRSU) reported is the economic equivalent of one share of Minerals Technologies Inc. common stock, granted as part of equity compensation.

What was the vesting schedule for the DRSUs reported by Erin Cutler at MTX?

The DRSUs were granted on January 21, 2025 and vest in three equal annual installments beginning on January 21, 2026, according to the report.

Does Erin Cutler hold any Minerals Technologies (MTX) shares through a retirement plan?

Yes. The filing shows an indirect holding of 1,697.399 shares of Minerals Technologies common stock through a 401(k) plan as of January 21, 2026.