Insider Transactions Reported by 22 Insiders of MINERALS TECHNOLOGIES INC

Symbol
MTX on NYSE
Location
New York, NY

Insiders trading volume in the past year

MINERALS TECHNOLOGIES INC executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Douglas T. Dietrich CHAIRMAN AND CEO, Director $17,220,120 +$103,120 +0.6% 23 Jan 2026
Dj Monagle III Group President $7,829,961 -$1,429,524 -15% 23 Jan 2026
Thomas J. Meek Senior Vice President $5,972,242 02 Dec 2022
Jonathan J. Hastings Senior Vice President $5,918,579 23 Jan 2026
Michael Cipolla Vice President $3,931,229 23 Jan 2026
Brett Argirakis Group President $3,829,231 -$381,459 -9.1% 23 Jan 2026
Douglas W. Mayger Senior Vice President $3,373,485 26 Jan 2023
Duane R. Dunham Director $2,460,266 09 Mar 2023
Robert L. Clark Director $2,209,894 06 Mar 2026
John J. Carmola Director $1,775,939 06 Mar 2026
Marc E. Robinson Director $1,697,428 06 Mar 2026
Timothy Jordan Vice President $1,556,103 23 Jan 2026
Erik Aldag Svp Finance And Treasury, Cfo $1,529,057 +$50,370 +3.4% 23 Jan 2026
Franklin Feder Director $1,495,419 06 Mar 2026
Donald C. Winter Director $1,332,217 10 Mar 2022
Joseph C. Breunig Director $1,293,390 06 Mar 2026
Carolyn K. Pittman Director $1,195,268 06 Mar 2026
Erin Cutler VP, Human Resources $1,194,343 23 Jan 2026
Matthew E. Garth SVP, Finance & Treasury, & CFO $1,004,767 07 Mar 2022
Alison Ann Deans Director $977,039 06 Mar 2026
Rocky Motwani Director $341,957 +$20,094 +6.2% 06 Mar 2026
Kristina M. Johnson Director $193,418 +$53,785 +39% 06 Mar 2026

Recent Insider Transactions by Companies or Individuals for MINERALS TECHNOLOGIES INC

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Marc E. Robinson MTX PHANTOM STOCK UNITS Award 0.18% 44.39 24,965 06 Mar 2026 Direct
Carolyn K. Pittman MTX PHANTOM STOCK UNITS Award 0.18% 33.09 18,609 06 Mar 2026 Direct
Rocky Motwani MTX PHANTOM STOCK UNITS Award 0.18% 11 6,185 06 Mar 2026 Direct
Kristina M. Johnson MTX PHANTOM STOCK UNITS Award 0.18% 7.26 4,081 06 Mar 2026 Direct
Franklin Feder MTX PHANTOM STOCK UNITS Award 0.18% 40.87 22,984 06 Mar 2026 Direct
Alison Ann Deans MTX PHANTOM STOCK UNITS Award 0.18% 27.45 15,439 06 Mar 2026 Direct
Robert L. Clark MTX PHANTOM STOCK UNITS Award 0.18% 56.44 31,742 06 Mar 2026 Direct
John J. Carmola MTX PHANTOM STOCK UNITS Award 0.18% 46.24 26,004 06 Mar 2026 Direct
Joseph C. Breunig MTX PHANTOM STOCK UNITS Award 0.18% 34.89 19,622 06 Mar 2026 Direct
Timothy Jordan MTX Common Stock Tax liability -11.9% -981 7,279 26 Jan 2026 Direct
Timothy Jordan MTX Common Stock Options Exercise 30.2% 1,917 8,260 26 Jan 2026 Direct
Timothy Jordan MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -13% -1,917 12,870 26 Jan 2026 Direct
Erik Aldag MTX Common Stock Tax liability -12.8% -1,019 6,959 26 Jan 2026 Direct
Erik Aldag MTX Common Stock Options Exercise 30% 1,841 7,978 26 Jan 2026 Direct
Erik Aldag MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -10.8% -1,841 15,287 26 Jan 2026 Direct
Erin Cutler MTX Common Stock Tax liability -6.3% -520 7,734 26 Jan 2026 Direct
Erin Cutler MTX Common Stock Options Exercise 16.9% 1,195 8,254 26 Jan 2026 Direct
Erin Cutler MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -12.8% -1,195 8,118 26 Jan 2026 Direct
Brett Argirakis MTX Common Stock Tax liability -3.44% -1,163 32,600 26 Jan 2026 Direct
Brett Argirakis MTX Common Stock Options Exercise 8.59% 2,672 33,763 26 Jan 2026 Direct
Brett Argirakis MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -11% -2,672 21,572 26 Jan 2026 Direct
Jonathan J. Hastings MTX Common Stock Tax liability -2.04% -1,327 63,811 26 Jan 2026 Direct
Jonathan J. Hastings MTX Common Stock Options Exercise 4.91% 3,051 65,138 26 Jan 2026 Direct
Jonathan J. Hastings MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -26% -3,051 8,687 26 Jan 2026 Direct
Dj Monagle III MTX Common Stock Tax liability -2.14% -1,947 89,073 26 Jan 2026 Direct
Dj Monagle III MTX Common Stock Options Exercise 4.02% 3,519 91,020 26 Jan 2026 Direct
Dj Monagle III MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -13.1% -3,519 23,282 26 Jan 2026 Direct
Dietrich Douglas T. MTX Common Stock Tax liability -3.38% -6,152 175,973 26 Jan 2026 Direct
Dietrich Douglas T. MTX Common Stock Options Exercise 6.5% 11,123 182,125 26 Jan 2026 Direct
Dietrich Douglas T. MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -13.7% -11,123 70,081 26 Jan 2026 Direct
Michael Cipolla MTX Common Stock Tax liability -1.64% -660 39,529 26 Jan 2026 Direct
Michael Cipolla MTX Common Stock Options Exercise 3.32% 1,292 40,189 26 Jan 2026 Direct
Michael Cipolla MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -13% -1,292 8,623 26 Jan 2026 Direct
Timothy Jordan MTX Common Stock Tax liability -14.3% -1,058 6,343 23 Jan 2026 Direct
Timothy Jordan MTX Common Stock Options Exercise 38.2% 2,046 7,401 23 Jan 2026 Direct
Timothy Jordan MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -12.2% -2,046 14,787 23 Jan 2026 Direct
Erik Aldag MTX Common Stock Tax liability -16.8% -1,240 6,137 23 Jan 2026 Direct
Erik Aldag MTX Common Stock Options Exercise 43.7% 2,243 7,377 23 Jan 2026 Direct
Erik Aldag MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -11.6% -2,243 17,128 23 Jan 2026 Direct
Erin Cutler MTX Common Stock Tax liability -7.93% -608 7,059 23 Jan 2026 Direct
Erin Cutler MTX Common Stock Options Exercise 20% 1,276 7,667 23 Jan 2026 Direct
Erin Cutler MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -12% -1,276 9,313 23 Jan 2026 Direct
Brett Argirakis MTX Common Stock Tax liability -4.35% -1,413 31,091 23 Jan 2026 Direct
Brett Argirakis MTX Common Stock Options Exercise 11.1% 3,247 32,504 23 Jan 2026 Direct
Brett Argirakis MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -11.8% -3,247 24,244 23 Jan 2026 Direct
Jonathan J. Hastings MTX Common Stock Tax liability -2.13% -1,354 62,087 23 Jan 2026 Direct
Jonathan J. Hastings MTX Common Stock Options Exercise 5.16% 3,113 63,441 23 Jan 2026 Direct
Jonathan J. Hastings MTX Deferred Restricted Stock Units (DRSUs) Options Exercise -21% -3,113 11,738 23 Jan 2026 Direct
Dj Monagle III MTX Common Stock Tax liability -2.34% -2,099 87,501 23 Jan 2026 Direct
Dj Monagle III MTX Common Stock Options Exercise 4.42% 3,795 89,600 23 Jan 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.