▼ SELL
$ Value
$381K
Shares
6,501
Price
$59
Filed
Nov 25
Insider
Name
ARGIRAKIS BRETT
Title
Group President
CIK
0001695302
Roles
Officer
Transaction Details
Transaction Date
2025-11-21
Code
S
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
27,602
Footnotes
Weighted average price representing high of $58.98 and low of $58.525. | The information contained in this report is based on a Plan Statement dated as of November 24, 2025. | The options vested in three equal annual installments beginning on January 19, 2017.
Filing Info
ARGIRAKIS BRETT's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-01-26 | MTX | M | $0 |
| 2026-01-26 | MTX | F | $80K |
| 2026-01-26 | MTX | M | $0 |
| 2026-01-23 | MTX | M | $0 |
| 2026-01-23 | MTX | F | $97K |
| 2026-01-23 | MTX | M | $0 |
| 2026-01-21 | MTX | M | $0 |
| 2026-01-21 | MTX | F | $98K |
| 2026-01-21 | MTX | M | $0 |
| 2026-01-20 | MTX | A | $0 |
Other Insiders at MTX (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
|
CIPOLLA MICHAEL
VICE PRESIDENT
|
— | — | 2026-01-26 |
| JOHNSON KRISTINA M | — | — | 2026-03-06 |
| CARMOLA JOHN J | — | — | 2026-03-06 |
|
DIETRICH DOUGLAS T
CHAIRMAN AND CEO
|
— | — | 2026-01-26 |
|
MONAGLE DJ III
Group President
|
— | — | 2026-01-26 |
| Deans Alison Ann | — | — | 2026-03-06 |
| CLARK ROBERT L | — | — | 2026-03-06 |
| Breunig Joseph C. | — | — | 2026-03-06 |
|
Hastings Jonathan J
Senior Vice President
|
— | — | 2026-01-26 |
| ROBINSON MARC E | — | — | 2026-03-06 |
|
ARGIRAKIS BRETT
Group President
|
— | — | 2026-01-26 |
| PITTMAN CAROLYN K | — | — | 2026-04-01 |
| FEDER FRANKLIN | — | — | 2026-04-01 |
|
CUTLER ERIN
VP, Human Resources
|
— | — | 2026-01-26 |
| Motwani Rocky | — | — | 2026-03-06 |
|
ALDAG ERIK
SVP FINANCE AND TREASURY, CFO
|
— | — | 2026-01-26 |
|
JORDAN TIMOTHY
Vice President
|
— | — | 2026-01-26 |