ROBERT CLARK - 04 Dec 2025 Form 4 Insider Report for MINERALS TECHNOLOGIES INC (MTX)

Role
Director
Signature
TIMOTHY JORDAN FOR ROBERT CLARK
Issuer symbol
MTX
Transactions as of
04 Dec 2025
Transactions value $
$0
Form type
4
Filing time
08 Dec 2025, 15:05:21 UTC
Previous filing
09 Sep 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
CLARK ROBERT L Director 622 THIRD AVE.,, 38TH FLOOR, NEW YORK TIMOTHY JORDAN FOR ROBERT CLARK 08 Dec 2025 0001479324

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction MTX PHANTOM STOCK UNITS Award $0 +64.7 +0.2% $0.00 31.7K 04 Dec 2025 COMMON STOCK 64.7 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. Common Stock.
F2 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.