| $227M | ||
| $100M | ||
| $72M | ||
| $64M | ||
| $50M | ||
| $9M |
Buys | $227,370 | 4 | 67 |
Sells | $1,810,982 | 2 | 33 |
| DIETRICH DOUGLAS T | CHAIRMAN AND CEO | 1 | $103,120 | 0 | $0 | $103,120 |
| JOHNSON KRISTINA M | director | 1 | $53,785 | 0 | $0 | $53,785 |
| ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | 1 | $50,370 | 0 | $0 | $50,370 |
| Motwani Rocky | director | 1 | $20,094 | 0 | $0 | $20,094 |
| ARGIRAKIS BRETT | Group President | 0 | $0 | 1 | $381,459 | $-381,459 |
| MONAGLE DJ III | Group President | 0 | $0 | 1 | $1.43M | $-1.43M |
Minerals Technologies Inc. develops, produces, and markets various specialty mineral, mineral-based, and synthetic mineral products, and supporting systems and services. The company operates through three segments: Performance Materials, Specialty Minerals and Refractories. The Performance Materials segment supplies bentonite and bentonite-related products, as well as leonardite. This segment also offers metal casting products; household, personal care, and specialty products; and basic minerals, environmental products, and building materials. In addition, it provides products for non-residential construction, environmental, and infrastructure projects, as well as for construction and remediation project customers. The Specialty Minerals segment produces and sells precipitated calcium carbonate and quicklime; and provides natural mineral products comprising limestone and talc. This segment's products are used in paper and packaging, building materials, paint and coatings, glass, ceramic, polymer, food, automotive, and pharmaceutical industries. The Refractories segment offers monolithic and shaped refractory materials; specialty products, services, and application and measurement equipment; and calcium metal and metallurgical wire products that are used in the applications of steel, non-ferrous metal, and glass industries. The company markets its products primarily through its direct sales force, as well as regional distributors. It serves in the United States, Canada, Latin America, Europe, Africa, and Asia. Minerals Technologies Inc. was incorporated in 1968 and is headquartered in New York, New York.
Over the last 12 months, insiders at Minerals Technologies Inc. have bought $227,370 and sold $1.81M worth of Minerals Technologies Inc. stock.
On average, over the past 5 years, insiders at Minerals Technologies Inc. have bought $80,620 and sold $6.09M worth of stock each year.
Highest buying activity among insiders over the last 12 months: DIETRICH DOUGLAS T (CHAIRMAN AND CEO) — $103,120. JOHNSON KRISTINA M (director) — $53,785. ALDAG ERIK (SVP FINANCE AND TREASURY, CFO) — $50,370.
The last purchase of 370 shares for transaction amount of $20,094 was made by Motwani Rocky (director) on 2025‑06‑16.
| 2025-12-29 | Sale | MONAGLE DJ III | Group President | 23,093 0.0739% | $61.90 | $1.43M | +10.18% | |
| 2025-11-21 | Sale | ARGIRAKIS BRETT | Group President | 6,501 0.0208% | $58.68 | $381,459 | +12.87% | |
| 2025-06-16 | Motwani Rocky | director | 370 0.0012% | $54.31 | $20,094 | +12.23% | ||
| 2025-05-02 | JOHNSON KRISTINA M | director | 1,000 0.0032% | $53.79 | $53,785 | +14.55% | ||
| 2025-04-30 | DIETRICH DOUGLAS T | CHAIRMAN AND CEO | 2,000 0.0063% | $51.56 | $103,120 | +17.68% | ||
| 2025-04-30 | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | 1,000 0.0031% | $50.37 | $50,370 | +17.68% | ||
| 2024-06-24 | Sale | MONAGLE DJ III | Group President | 14,229 0.0442% | $83.63 | $1.19M | -10.98% | |
| 2024-06-18 | Sale | Hastings Jonathan J | Senior Vice President | 21,543 0.0673% | $84.35 | $1.82M | -11.55% | |
| 2024-06-17 | Sale | ARGIRAKIS BRETT | Group President | 2,259 0.007% | $83.95 | $189,643 | -11.28% | |
| 2024-06-12 | Sale | Hastings Jonathan J | Senior Vice President | 8,964 0.0284% | $85.42 | $765,679 | -11.01% | |
| 2024-06-03 | Sale | CUTLER ERIN | VP, Human Resources | 225 0.0007% | $86.16 | $19,386 | -11.35% | |
| 2024-05-29 | Sale | DIETRICH DOUGLAS T | Chairman and CEO | 24,978 0.0774% | $84.18 | $2.1M | -10.07% | |
| 2024-05-28 | Sale | DIETRICH DOUGLAS T | Chairman and CEO | 12,010 0.0375% | $84.85 | $1.02M | -10.13% | |
| 2024-05-28 | Sale | CIPOLLA MICHAEL | VICE PRESIDENT | 11,958 0.0371% | $84.36 | $1.01M | -10.13% | |
| 2024-05-21 | Sale | Hastings Jonathan J | Senior Vice President | 7,814 0.0242% | $83.13 | $649,601 | -8.72% | |
| 2024-05-16 | JOHNSON KRISTINA M | director | 400 0.0012% | $80.92 | $32,368 | -7.10% | ||
| 2024-03-22 | Sale | MONAGLE DJ III | Group President | 1,180 0.0036% | $74.12 | $87,459 | +2.08% | |
| 2024-02-20 | Sale | Hastings Jonathan J | Senior Vice President | 12,922 0.0397% | $71.48 | $923,644 | +6.72% | |
| 2023-12-20 | Sale | MONAGLE DJ III | Group President | 14,598 0.045% | $68.08 | $993,803 | +11.84% | |
| 2023-12-14 | Sale | ARGIRAKIS BRETT | Group President | 2,655 0.0082% | $66.84 | $177,460 | +13.50% |
| DIETRICH DOUGLAS T | CHAIRMAN AND CEO | 161675 0.5193% | $10.93M | 4 | 7 | +35.39% |
| MONAGLE DJ III | Group President | 84349 0.2709% | $5.7M | 1 | 14 | |
| ARGIRAKIS BRETT | Group President | 27602 0.0887% | $1.87M | 0 | 5 | |
| ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | 4245 0.0136% | $286,962.00 | 1 | 0 | |
| JOHNSON KRISTINA M | director | 1400 0.0045% | $94,640.00 | 3 | 0 | <0.0001% |
| Motwani Rocky | director | 1192 0.0038% | $80,579.20 | 2 | 0 | <0.0001% |
| VALLES JEAN PAUL | director | 100000 0.3212% | $6.76M | 0 | 4 | |
| Meek Thomas J | Senior Vice President | 83852 0.2693% | $5.67M | 1 | 7 | |
| Hastings Jonathan J | Senior Vice President | 53862 0.173% | $3.64M | 1 | 9 | |
| MAYGER DOUGLAS W | Senior Vice President | 42681 0.1371% | $2.89M | 3 | 13 | |
| CIPOLLA MICHAEL | VICE PRESIDENT | 35864 0.1152% | $2.42M | 1 | 15 | |
| SOREL JOHN A | SENIOR VICE PRESIDENT | 23795 0.0764% | $1.61M | 0 | 7 | |
| CHOLMONDELEY PAULA H | director | 20920 0.0672% | $1.41M | 5 | 0 | +1.81% |
| Schut Johannes C | Vice President | 15045 0.0483% | $1.02M | 0 | 2 | |
| GARTH MATTHEW E | SVP, Finance & Treasury, & CFO | 13591 0.0437% | $918,751.60 | 1 | 0 | <0.0001% |
| WILKINS WILLIAM JS | SENIOR VICE PRESIDENT | 11723 0.0377% | $792,474.80 | 0 | 2 | |
| GRAY S GARRETT | VICE PRESIDENT | 9000 0.0289% | $608,400.00 | 0 | 3 | |
| JONES ANDREW M | Vice President | 8732 0.028% | $590,283.20 | 0 | 2 | |
| MASSIMINE KENNETH L | Senior Vice President | 7051 0.0226% | $476,647.60 | 0 | 5 | |
| BORTECK GORDON | Former Vice President | 4656 0.015% | $314,745.60 | 0 | 9 | |
| FORREST KIRK G | Vice President | 3975 0.0128% | $268,710.00 | 0 | 1 | |
| MUSCARI JOSEPH C | CEO and Chairman | 3771 0.0121% | $254,927.58 | 3 | 0 | <0.0001% |
| CUTLER ERIN | VP, Human Resources | 3769 0.0121% | $254,784.40 | 0 | 1 | |
| CRABTREE HOWARD R | SENIOR VICE PRESIDENT | 3514 0.0113% | $237,546.40 | 0 | 2 | |
| CURCIO JOHN B | director | 2240 0.0072% | $151,424.00 | 1 | 1 | <0.0001% |
| DUNHAM DUANE | director | 1700 0.0055% | $114,920.00 | 3 | 0 | +4.91% |
| KROMBERG WILLIAM A | Vice President | 1310 0.0042% | $88,556.00 | 0 | 5 | |
| REID JOHN T | Former Director | 1250 0.004% | $84,500.00 | 2 | 0 | <0.0001% |
| CARMOLA JOHN J | director | 1200 0.0039% | $81,120.00 | 2 | 0 | +5.15% |
| Breunig Joseph C. | director | 1200 0.0039% | $81,120.00 | 2 | 0 | <0.0001% |
| MEISTER PAUL M | director | 1000 0.0032% | $67,600.00 | 0 | 1 | |
| FEDER FRANKLIN | director | 450 0.0014% | $30,420.00 | 1 | 0 | <0.0001% |
| WINTER DONALD C | director | 400 0.0013% | $27,040.00 | 1 | 0 | +5.67% |
| Deans Alison Ann | director | 400 0.0013% | $27,040.00 | 1 | 0 | <0.0001% |
| CLARK ROBERT L | director | 400 0.0013% | $27,040.00 | 2 | 0 | +3.62% |
| PITTMAN CAROLYN K | director | 400 0.0013% | $27,040.00 | 1 | 0 | <0.0001% |
| Smith Barbara | director | 200 0.0006% | $13,520.00 | 2 | 0 | +16.21% |
| ROBINSON MARC E | director | 200 0.0006% | $13,520.00 | 2 | 0 | +18.57% |
| HARRISON DENNIS R | Former Senior Vice President | 150 0.0005% | $10,140.00 | 4 | 8 | |
| STIVERS WILLIAM C | Former Director | 100 0.0003% | $6,760.00 | 2 | 1 | +7.43% |
| HONEY RICK | Vice President | 64 0.0002% | $4,326.40 | 2 | 8 | |
| Walsh Janet L | Vice President | 20 0.0001% | $1,352.00 | 1 | 0 | +21.19% |
| SAUERACKER PAUL R | Retired Chairman and CEO | 0 0% | $0 | 0 | 6 | |
| GOLUB STEVEN J | Former Director | 0 0% | $0 | 0 | 3 | |
| BOURUET AUBERTOT ALAIN | Former Senior Vice President | 0 0% | $0 | 0 | 4 | |
| KELM GREGORY | Treasurer | 0 0% | $0 | 0 | 4 | |
| Carpenter Patrick | Vice President | 0 0% | $0 | 0 | 2 |
| Increased Positions | 133 | +42.22% | 3M | +11.04% |
| Decreased Positions | 135 | -42.86% | 4M | -11.76% |
| New Positions | 38 | New | 658,263 | New |
| Sold Out Positions | 34 | Sold Out | 2M | Sold Out |
| Total Postitions | 313 | -0.63% | 31M | -0.72% |
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| Geode Capital Management, Llc | $54,617.00 | 2.88% | 893,157 | -18,674 | -2.05% | 2025-09-30 |
| Brandes Investment Partners, Lp | $40,784.00 | 2.15% | 666,958 | +128,885 | +23.95% | 2025-09-30 |
| Charles Schwab Investment Management Inc | $35,579.00 | 1.88% | 581,830 | +32,254 | +5.87% | 2025-09-30 |