Sec Form 3 Filing - JORDAN TIMOTHY @ MINERALS TECHNOLOGIES INC - 2023-01-01

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person JORDAN TIMOTHY 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) Vice President (Last) (First) (Middle) 622 THIRD AVENUE, 38TH FL 3. Date of Earliest Transaction (MM/DD/YY) 01/01/2023 (Street) NEW YORK, NY10017 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 421 D Common Stock 1,879.164 I 401(k)( 1 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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 Employee Stock Option (Right to Buy) $ 78.025 ( 2 ) 01/17/2027 Common Stock 527 D Employee Stock Option (Right to Buy) $ 76.375 ( 3 ) 01/23/2028 Common Stock 675 D Employee Stock Option (Right to Buy) $ 54.435 ( 4 ) 01/22/2029 Common Stock 378 D Employee Stock Option (Right to Buy) $ 57.665 ( 5 ) 01/21/2030 Common Stock 714 D Employee Stock Option (Right to Buy) $ 66 ( 6 ) 01/26/2031 Common Stock 1,197 D Employee Stock Option (Right to Buy) $ 69.81 ( 7 ) 01/25/2032 Common Stock 1,279 D Deferred Restricted Stock Units (DRSUs) ( 8 ) ( 9 ) ( 9 ) Common Stock 208 D Deferred Restricted Stock Units (DRSUs) ( 8 ) ( 10 ) ( 10 ) Common Stock 464 D Deferred Restricted Stock Units (DRSUs) ( 8 ) ( 11 ) ( 11 ) Common Stock 745 D Deferred Restricted Stock Units (DRSUs) ( 8 ) ( 11 ) ( 11 ) Common Stock 745 D Deferred Restricted Stock Units (DRSUs) ( 8 ) ( 10 ) ( 10 ) Common Stock 464 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other JORDAN TIMOTHY 622 THIRD AVENUE 38TH FL NEW YORK, NY10017 Vice President Signatures Timothy Jordan 01/09/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The information contained in this report is based on a Plan Statement dated as of January 1, 2023. ( 2 )The options were granted on January 17, 2017 and vested in three equal annual installments beginning on January 17, 2018. ( 3 )The options were granted on January 23, 2018 and vested in three equal annual installments beginning on Januar y 23, 2019. ( 4 )The options were granted on January 22, 2019 and vest in three equal annual installments beginning on January 22, 2020. ( 5 )The options were granted on January 21, 2020 and vest in three equal annual installments beginning on January 21, 2021. ( 6 )The options were granted on January 26, 2021 and vest in three equal annual installments beginning on January 26, 2022. ( 7 )The options were granted on January 25, 2022 and vest in three equal annual installments beginning on January 25, 2023. ( 8 )Each DRSU is the economic equivalent of one share of Minerals Technologies Inc. Common Stock. ( 9 )Remaining unvested DRSUs from a grant on January 21, 2020 and vesting in three equal annual installments beginning on January 21, 2021. ( 10 )Remaining unvested DRSUs from a grant on January 26, 2021 and vesting in three equal annual installments beginning on January 26, 2022. ( 11 )Remaining unvested DRSUs from a grant on January 25, 2022 and vesting in three equal annual installments beginning on January 25, 2023.

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