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MINERALS TECHNOLOGIES INC

MTX Net selling
CIK 0000891014 #1979 in the set updated 18 Sep 2026
Bought (120 mo)
$645.34K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$37.98M
$0.00 on a plan · $35.38M straight out of an exercise
Sold at will
$2.60M
5 of 67 sales
Net
−$37.33M
−$1.95M against sales at will

By person

23 insiders · 83 transactions
13.9×

Douglas T. Dietrich holds 13.9 times base salary in stock. $14.65M of shares against $1.05M in salary for 2025.

Salary from the company's own proxy. The shares are what Douglas T. Dietrich last reported holding, valued at $81.53, the price Common Stock was last bought or sold at on the open market here, on 14 May 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
MONAGLE DJ III
Group President
$10.59M (16) scheduled
−$10.59M
89,073
0.2861%
$7.26M
+62.8%
DIETRICH DOUGLAS T
CHAIRMAN AND CEO
$224.22K (3)
$8.44M (9) scheduled
−$8.22M
179,639
0.5771%
$14.65M
+263.9%
Hastings Jonathan J
Senior Vice President
$5.81M (9) scheduled
−$5.81M
65,895
0.2117%
$5.37M
+261.4%
MAYGER DOUGLAS W
Senior Vice President
$4.01M (8) scheduled
−$4.01M
46,593
0.1497%
$3.80M
+60.6%
Meek Thomas J
Senior Vice President
$4.00M (9) scheduled
−$4.00M
88,887
0.2855%
$7.25M
+142.5%
CIPOLLA MICHAEL
VICE PRESIDENT
$3.21M (7) scheduled
−$3.21M
48,387
0.1554%
$3.94M
+43.3%
ARGIRAKIS BRETT
Group President
$804.21K (4) scheduled
−$804.21K
34,450
0.1107%
$2.81M
+650.7%
JONES ANDREW M
Vice President
$615.41K (3) scheduled
−$615.41K
11,593
0.0372%
$945.14K
+8,262%
JORDAN TIMOTHY
Vice President
$481.65K (1)
−$481.65K
1,279
0.0041%
$104.28K
+203.8%
JOHNSON KRISTINA M
Director
$86.15K (2)
+$86.15K
1,400
0.0045%
$114.14K
Motwani Rocky
Director
$70.09K (2)
+$70.09K
1,192
0.0038%
$97.18K
Breunig Joseph C.
Director
$55.49K (1)
+$55.49K
1,200
0.0039%
$97.84K
+200.0%
CARMOLA JOHN J
Director
$54.40K (1)
+$54.40K
1,200
0.0039%
$97.84K
+200.0%
ALDAG ERIK
SVP FINANCE AND TREASURY, CFO
$50.37K (1)
+$50.37K
7,364
0.0237%
$600.37K
+830.4%
FEDER FRANKLIN
Director
$33.80K (1)
+$33.80K
450
0.0014%
$36.69K
PITTMAN CAROLYN K
Director
$29.06K (1)
+$29.06K
400
0.0013%
$32.61K
Deans Alison Ann
Director
$23.66K (1)
+$23.66K
400
0.0013%
$32.61K
CUTLER ERIN
VP, Human Resources
$19.39K (1) scheduled
−$19.39K
8,457
0.0272%
$689.53K
+880.6%
CLARK ROBERT L
Director
$11.73K (1)
+$11.73K
400
0.0013%
$32.61K
+100.0%
GARTH MATTHEW E
SVP, Finance & Treasury, & CFO
$6.38K (1)
+$6.38K
14,285
0.0459%
$1.16M
+1,958%
CASTAGNA GARY L
Senior Vice President
28,381
0.0912%
$2.31M
+110.4%
HONEY RICK
VICE PRESIDENT
5,619
0.0181%
$458.11K
+21.8%
MENDEZ WILLIAM RANDAL
SVP & Managing Director, PCC
1,548
0.0050%
$126.21K
+157.6%
Insider
Date
Role
Action
Shares
Price
Amount
JORDAN TIMOTHY
11 May 2026
Vice President
Sell
6,000
$80.27
$481.65K
MONAGLE DJ III
26 Sep 2017
Senior Vice President
Sell
5,713
$70.01
$399.95K
MONAGLE DJ III
25 Sep 2017
Senior Vice President
Sell
19,926
$70.03
$1.40M
MAYGER DOUGLAS W
15 Feb 2017
Senior Vice President
Sell
790
$79.08
$62.47K
CIPOLLA MICHAEL
14 Nov 2016
VICE PRESIDENT
Sell
3,500
$74.35
$260.23K

What was left out

Form 4 filings counted 945
Amendments (4/A) skipped 13
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 62
Sales at will 5
Transactions with no price 0
Shares from compensation/vesting 1,631,549
Sales filed before the plan box existed 4
History held since 31 Aug 2016