MTX Insider Transactions
241 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
MTX insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| DIETRICH DOUGLAS T | CHAIRMAN AND CEO | 2026-05-14 | Sale | 21,568.0 | $81.53 |
| JORDAN TIMOTHY | Vice President | 2026-05-11 | Sale | 6,000.0 | $80.27 |
| MONAGLE DJ III | Group President | 2025-12-29 | Sale | 23,093.0 | $61.9 |
| ARGIRAKIS BRETT | Group President | 2025-11-21 | Sale | 6,501.0 | $58.68 |
| Motwani Rocky | Director | 2025-06-16 | Purchase | 370.0 | $54.31 |
| JOHNSON KRISTINA M | Director | 2025-05-02 | Purchase | 1,000.0 | $53.79 |
| ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | 2025-04-30 | Purchase | 1,000.0 | $50.37 |
| DIETRICH DOUGLAS T | CHAIRMAN AND CEO | 2025-04-30 | Purchase | 2,000.0 | $51.56 |
| MONAGLE DJ III | Group President | 2024-06-24 | Sale | 14,229.0 | $83.63 |
| Hastings Jonathan J | Senior Vice President | 2024-06-18 | Sale | 21,543.0 | $84.35 |
| ARGIRAKIS BRETT | Group President | 2024-06-17 | Sale | 2,259.0 | $83.95 |
| Hastings Jonathan J | Senior Vice President | 2024-06-12 | Sale | 800.0 | $86.17 |
| Hastings Jonathan J | Senior Vice President | 2024-06-12 | Sale | 8,164.0 | $85.34 |
| CUTLER ERIN | VP, Human Resources | 2024-06-03 | Sale | 225.0 | $86.16 |
| DIETRICH DOUGLAS T | Chairman and CEO | 2024-05-29 | Sale | 24,978.0 | $84.18 |
| CIPOLLA MICHAEL | VICE PRESIDENT | 2024-05-28 | Sale | 11,958.0 | $84.36 |
| DIETRICH DOUGLAS T | Chairman and CEO | 2024-05-28 | Sale | 12,010.0 | $84.85 |
| Hastings Jonathan J | Senior Vice President | 2024-05-21 | Sale | 7,814.0 | $83.13 |
| JOHNSON KRISTINA M | Director | 2024-05-16 | Purchase | 400.0 | $80.92 |
| MONAGLE DJ III | Group President | 2024-03-22 | Sale | 1,180.0 | $74.12 |
| Hastings Jonathan J | Senior Vice President | 2024-02-20 | Sale | 12,922.0 | $71.48 |
| MONAGLE DJ III | Group President | 2023-12-20 | Sale | 3,102.0 | $68.78 |
| MONAGLE DJ III | Group President | 2023-12-20 | Sale | 11,496.0 | $67.89 |
| ARGIRAKIS BRETT | Group President | 2023-12-14 | Sale | 2,655.0 | $66.84 |
| DIETRICH DOUGLAS T | Chairman and CEO | 2023-12-07 | Sale | 13,662.0 | $63.4 |
| CIPOLLA MICHAEL | VICE PRESIDENT | 2023-12-07 | Sale | 4,818.0 | $63.36 |
| Hastings Jonathan J | Senior Vice President | 2023-11-30 | Sale | 8,960.0 | $62.44 |
| Motwani Rocky | Director | 2023-03-06 | Purchase | 822.0 | $60.82 |
| ARGIRAKIS BRETT | Senior Vice President | 2022-12-20 | Sale | 927.0 | $60.03 |
| Meek Thomas J | Senior Vice President | 2022-12-02 | Sale | 887.0 | $63.03 |
| Meek Thomas J | Senior Vice President | 2022-12-02 | Sale | 15,908.0 | $62.49 |
| MONAGLE DJ III | Group President | 2022-09-12 | Sale | 19,673.0 | $63.36 |
| DIETRICH DOUGLAS T | Chairman and CEO | 2022-09-08 | Sale | 16,299.0 | $60.06 |
| Hastings Jonathan J | Group President | 2022-08-18 | Sale | 11,739.0 | $65.67 |
| CIPOLLA MICHAEL | VICE PRESIDENT | 2022-08-11 | Sale | 6,356.0 | $64.27 |
| GARTH MATTHEW E | SVP, Finance & Treasury, & CFO | 2022-03-07 | Purchase | 100.0 | $63.75 |
| MONAGLE DJ III | Group President | 2021-12-16 | Sale | 1,100.0 | $73.35 |
| MONAGLE DJ III | Group President | 2021-12-16 | Sale | 8,240.0 | $72.36 |
| Meek Thomas J | Senior Vice President | 2021-12-15 | Sale | 2,660.0 | $71.95 |
| Meek Thomas J | Senior Vice President | 2021-12-15 | Sale | 7,950.0 | $71.32 |
| Meek Thomas J | Senior Vice President | 2021-12-15 | Sale | 6,204.0 | $70.3 |
| Meek Thomas J | Senior Vice President | 2021-12-14 | Sale | 300.0 | $72.06 |
| MONAGLE DJ III | Group President | 2021-11-17 | Sale | 8,600.0 | $74.29 |
| MAYGER DOUGLAS W | Senior Vice President | 2021-06-07 | Sale | 395.0 | $86.02 |
| MAYGER DOUGLAS W | Senior Vice President | 2021-06-04 | Sale | 11,233.0 | $86.04 |
| DIETRICH DOUGLAS T | Chief Executive Officer | 2021-02-25 | Sale | 3,117.0 | $73.69 |
| DIETRICH DOUGLAS T | Chief Executive Officer | 2021-02-25 | Sale | 2,299.0 | $72.62 |
| DIETRICH DOUGLAS T | Chief Executive Officer | 2021-02-25 | Sale | 8,199.0 | $71.99 |
| CIPOLLA MICHAEL | VICE PRESIDENT | 2021-02-24 | Sale | 6,246.0 | $72.36 |
| MAYGER DOUGLAS W | Senior Vice President | 2021-02-16 | Sale | 24,500.0 | $68.36 |
| Hastings Jonathan J | Group President | 2020-12-28 | Sale | 14.0 | $63.03 |
| Hastings Jonathan J | Group President | 2020-12-28 | Sale | 5,176.0 | $62.52 |
| JONES ANDREW M | Vice President | 2020-12-10 | Sale | 3,009.0 | $61.93 |
| MONAGLE DJ III | Group President | 2020-11-11 | Sale | 14,662.0 | $60.04 |
| CIPOLLA MICHAEL | VICE PRESIDENT | 2020-11-10 | Sale | 5,992.0 | $62.63 |
| DIETRICH DOUGLAS T | Chief Executive Officer | 2020-11-09 | Sale | 11,856.0 | $61.46 |
| Meek Thomas J | Senior Vice President | 2020-11-09 | Sale | 11,807.0 | $61.54 |
| DIETRICH DOUGLAS T | Chief Executive Officer | 2020-03-27 | Purchase | 1,500.0 | $32.75 |
| MONAGLE DJ III | Senior Vice President | 2019-12-11 | Sale | 14,194.0 | $54.82 |
| Meek Thomas J | Senior Vice President | 2019-12-10 | Sale | 14,369.0 | $45.9 |
| CIPOLLA MICHAEL | VICE PRESIDENT | 2019-12-09 | Sale | 7,380.0 | $54.7 |
| DIETRICH DOUGLAS T | CHIEF EXECUTIVE OFFICER | 2019-08-29 | Purchase | 1,500.0 | $47.99 |
| Meek Thomas J | Senior Vice President | 2019-08-27 | Sale | 7,502.0 | $45.9 |
| Deans Alison Ann | Director | 2019-03-14 | Purchase | 400.0 | $59.16 |
| CLARK ROBERT L | Director | 2019-03-14 | Purchase | 200.0 | $58.64 |
| MONAGLE DJ III | Senior Vice President | 2018-12-19 | Sale | 3,300.0 | $51.16 |
| MONAGLE DJ III | Senior Vice President | 2018-12-19 | Sale | 7,476.0 | $49.93 |
| MONAGLE DJ III | Senior Vice President | 2018-12-19 | Sale | 6,678.0 | $49.11 |
| JONES ANDREW M | Vice President | 2018-11-16 | Sale | 66.0 | $57.84 |
| JONES ANDREW M | Vice President | 2018-11-16 | Sale | 7,420.0 | $57.31 |
| CARMOLA JOHN J | Director | 2018-08-08 | Purchase | 800.0 | $68.0 |
| FEDER FRANKLIN | Director | 2018-06-28 | Purchase | 450.0 | $75.1 |
| MAYGER DOUGLAS W | Senior Vice President | 2018-06-12 | Sale | 9,198.0 | $75.31 |
| PITTMAN CAROLYN K | Director | 2018-05-17 | Purchase | 400.0 | $72.65 |
| PITTMAN CAROLYN K | Director | 2018-05-17 | Purchase | 400.0 | $72.65 |
| Breunig Joseph C. | Director | 2018-02-07 | Purchase | 800.0 | $69.36 |
| MONAGLE DJ III | Senior Vice President | 2017-09-26 | Sale | 5,713.0 | $70.01 |
| MONAGLE DJ III | Senior Vice President | 2017-09-25 | Sale | 19,926.0 | $70.03 |
| MAYGER DOUGLAS W | Senior Vice President | 2017-02-15 | Sale | 790.0 | $79.08 |
| MAYGER DOUGLAS W | Senior Vice President | 2017-02-10 | Sale | 5,678.0 | $78.46 |
| MAYGER DOUGLAS W | Senior Vice President | 2017-02-10 | Sale | 1,495.0 | $77.12 |
| MAYGER DOUGLAS W | Senior Vice President | 2017-02-10 | Sale | 200.0 | $78.0 |
| CIPOLLA MICHAEL | VICE PRESIDENT | 2016-11-14 | Sale | 3,500.0 | $74.35 |
| Hastings Jonathan J | Senior Vice President | 2016-08-31 | Sale | 3,889.0 | $70.65 |
| Hastings Jonathan J | Senior Vice President | 2016-08-30 | Sale | 3,717.0 | $71.05 |
| Carpenter Patrick | Vice President | 2016-08-23 | Sale | 3,648.0 | $70.77 |
| MONAGLE DJ III | Senior Vice President | 2016-08-23 | Sale | 7,929.0 | $70.52 |
| MAYGER DOUGLAS W | Senior Vice President | 2016-08-23 | Sale | 3,972.0 | $70.39 |
| Carpenter Patrick | Vice President | 2016-08-22 | Sale | 5,467.0 | $70.57 |
| MAYGER DOUGLAS W | Vice President | 2016-08-18 | Sale | 2,825.0 | $70.77 |
| CIPOLLA MICHAEL | VICE PRESIDENT | 2016-08-09 | Sale | 200.0 | $68.67 |
| CIPOLLA MICHAEL | VICE PRESIDENT | 2016-08-09 | Sale | 8,067.0 | $69.22 |
| DIETRICH DOUGLAS T | Chief Financial Officer | 2016-08-09 | Sale | 1,000.0 | $68.72 |
| DIETRICH DOUGLAS T | Chief Financial Officer | 2016-08-09 | Sale | 10,080.0 | $69.26 |
| HONEY RICK | Vice President | 2016-06-27 | Sale | 6,719.0 | $52.87 |
| HONEY RICK | Vice President | 2016-06-20 | Sale | 92.0 | $58.73 |
| CIPOLLA MICHAEL | VICE PRESIDENT | 2016-02-16 | Sale | 170.0 | $44.46 |
| Schut Johannes C | Vice President | 2016-02-10 | Sale | 2,904.0 | $44.86 |
| Schut Johannes C | Vice President | 2016-02-10 | Sale | 6,186.0 | $44.59 |
| MAYGER DOUGLAS W | Senior Vice President | 2015-11-23 | Sale | 703.0 | $60.54 |