Minerals Technologies CEO granted new DRSUs, options

Minerals Technologies Inc. reported new equity awards to its Chairman and CEO, Douglas T. Dietrich.

Rhea-AI Filing Summary

Minerals Technologies Inc. reported new equity awards to its Chairman and CEO, Douglas T. Dietrich. On January 20, 2026, he was granted 39,000 Deferred Restricted Stock Units (DRSUs), each economically equivalent to one share of common stock. These DRSUs vest in three equal annual installments beginning January 20, 2027.

On the same date, Dietrich also received 33,494 employee stock options with an exercise price of $66.23 per share, which vest in three equal annual installments starting January 20, 2027 and expire on January 20, 2036. Following these grants, he beneficially owns 102,253 DRSUs and 33,494 options, all held directly.

Insider Trade Summary

Grant/Award: 72,494 shares

Grant/Award 2 txns

Insider DIETRICH DOUGLAS T

Role CHAIRMAN AND CEO

Type	Security	Shares	Price	Value
Grant/Award	Deferred Restricted Stock Units (DRSUs)	39,000	$0.00	$0.00
Grant/Award	Employee Stock Option (Right to Buy)	33,494	$0.00	$0.00

Holdings After Transaction: Deferred Restricted Stock Units (DRSUs) — 102,253 contracts (Direct); Employee Stock Option (Right to Buy) — 33,494 contracts (Direct)

Footnotes (3)

1. F1. Each DRSU is the economic equivalent of one share of Minerals Technologies Inc. Common Stock.
2. F2. The DRSUs were granted on January 20, 2026 and vest in three equal annual installments beginning on January 20, 2027.
3. F3. These options were granted on January 20, 2026 and vest in three equal annual installments beginning on January 20, 2027.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did MTX report for its CEO on January 20, 2026?

On January 20, 2026, Minerals Technologies Inc. reported that Chairman and CEO Douglas T. Dietrich received grants of 39,000 Deferred Restricted Stock Units (DRSUs) and 33,494 employee stock options.

How do the MTX DRSUs granted to the CEO work?

Each MTX DRSU is the economic equivalent of one share of common stock. The 39,000 DRSUs granted to CEO Douglas T. Dietrich vest in three equal annual installments beginning on January 20, 2027.

What are the key terms of the MTX stock options granted to the CEO?

Douglas T. Dietrich received 33,494 employee stock options with an exercise price of $66.23 per share, vesting in three equal annual installments starting January 20, 2027, and expiring on January 20, 2036.

How many derivative securities does the MTX CEO hold after these grants?

After the reported MTX transactions, Douglas T. Dietrich beneficially owns 102,253 DRSUs and 33,494 employee stock options, all reported as held directly.

Is Douglas T. Dietrich both a director and officer of Minerals Technologies (MTX)?

Yes. The filing shows Douglas T. Dietrich is a Director and serves as Chairman and CEO of Minerals Technologies Inc.

Are the MTX CEO’s new equity awards immediate or time-vested?

Both the 39,000 DRSUs and the 33,494 stock options granted to the MTX CEO are time-vested in three equal annual installments beginning January 20, 2027.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/22/2026 - 01:42 PM Learn about SEC filing dates

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^*

DIETRICH DOUGLAS T

(Last) (First) (Middle)

622 THIRD AVENUE

(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
X	Officer (give title below)		Other (specify below)
	CHAIRMAN AND CEO

3. Date of Earliest Transaction (Month/Day/Year)
01/20/2026

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
Deferred Restricted Stock Units (DRSUs)	(1)	01/20/2026		A		39,000		(2)	(2)	Common Stock	39,000	$0	102,253	D
Employee Stock Option (Right to Buy)	$66.23	01/20/2026		A		33,494		(3)	01/20/2036	Common Stock	33,494	$0	33,494	D

Explanation of Responses:

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

2. The DRSUs were granted on January 20, 2026 and vest in three equal annual installments beginning on January 20, 2027.

3. These options were granted on January 20, 2026 and vest in three equal annual installments beginning on January 20, 2027.

	/s/ Timothy J Jordan for Douglas Dietrich	01/22/2026
	** 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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