Insider Transactions Reported by 22 Insiders of MINERALS TECHNOLOGIES INC

Insiders trading volume in the past year

	Insiders	Shares	%	Avg Price	Total $
Buys	4	+4.37K	40.2%	$52.03	+$227K
Sells	1	-6.5K	59.8%	$58.68	-$381K
Net	+3	-2.13K	-19.6%		-$154K

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Report Date
DOUGLAS T. DIETRICH	CHAIRMAN AND CEO, Director	$13.4M	+$103K	+0.78%	30 Apr 2025
DJ MONAGLE III	Group President	$8.12M			27 Jan 2025
Thomas Meek	Senior Vice President	$7.15M			02 Dec 2022
Jonathan J. Hastings	Senior Vice President	$6.04M			27 Jan 2025
CIPOLLA MICHAEL	Vice President	$4.21M			27 Jan 2025
DOUGLAS W. MAYGER	Senior Vice President	$3.37M			26 Jan 2023
BRETT ARGIRAKIS	Group President	$3.18M	-$381K	-10.7%	21 Nov 2025
DUANE DUNHAM	Director	$2.46M			09 Mar 2023
ROBERT CLARK	Director	$2.21M			05 Sep 2025
MATTHEW E. GARTH	SVP, Finance & Treasury, & CFO	$2.12M			07 Mar 2022
JOHN J. CARMOLA	Director	$1.78M			05 Sep 2025
MARC ROBINSON	Director	$1.7M			05 Sep 2025
FRANKLIN FEDER	Director	$1.5M			01 Oct 2025
TIMOTHY JORDAN	Vice President	$1.42M			27 Jan 2025
DONALD C. WINTER	Director	$1.33M			10 Mar 2022
Joseph Breunig	Director	$1.29M			05 Sep 2025
ERIK ALDAG	Svp Finance And Treasury, Cfo	$1.26M	+$50.4K	+4.18%	30 Apr 2025
CAROLYN PITTMAN	Director	$1.2M			01 Oct 2025
ERIN CUTLER	VP, Human Resources	$1.11M			27 Jan 2025
Alison Deans	Director	$977K			05 Sep 2025
Rocky Motwani	Director	$342K	+$20.1K	+6.24%	05 Sep 2025
JOHNSON KRISTINA M	Director	$193K	+$53.8K	+38.5%	05 Sep 2025

Insider	Symbol	Class	Transaction	%	Value $	* Price $	Shares	Shares Owned	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.