Quick Takeaways
- MTX - MINERALS TECHNOLOGIES INC has 22 insiders with reported activity on this page.
- Net insider value flow over the last year: -$1,583,613.
- Recent transaction rows are available for direct filing-level review.
- Info
- Insider Trading
- Financials
- Holders
Insider Transactions Reported by 22 Insiders of MINERALS TECHNOLOGIES INC
- Symbol
- MTX on NYSE
- Location
- New York, NY
What Changed
- Buy value: $227,370; sell value: $1,810,982.
- Net share flow: -25,224.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Official SEC Source
Insider trading overview
Last 12 monthsNet insider flow leans to selling over the last 12 months. Net value: -$1,583,613.
Buys
$227,370
Shares: 4,370
Insiders: 4
Sells
$1,810,982
Shares: 29,594
Insiders: 2
Net
-$1,583,613
Shares: -25,224
Insiders: 2
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 29,594 | $0 | $1,810,982 | -$1,810,982 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 4,370 | 0 | $227,370 | $0 | +$227,370 |
MINERALS TECHNOLOGIES INC executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Douglas T. Dietrich | CHAIRMAN AND CEO, Director | $17,220,120 | +$103,120 | +0.6% | Mixed | 23 Jan 2026 |
| Dj Monagle III | Group President | $7,829,961 | -$1,429,524 | -15% | Mixed | 23 Jan 2026 |
| Thomas J. Meek | Senior Vice President | $5,972,242 | Mixed | 02 Dec 2022 | ||
| Jonathan J. Hastings | Senior Vice President | $5,918,579 | Mixed | 23 Jan 2026 | ||
| Michael Cipolla | Vice President | $3,931,229 | Mixed | 23 Jan 2026 | ||
| Brett Argirakis | Group President | $3,829,231 | -$381,459 | -9.1% | Mixed | 23 Jan 2026 |
| Douglas W. Mayger | Senior Vice President | $3,373,485 | Mixed | 26 Jan 2023 | ||
| Duane R. Dunham | Director | $2,460,266 | Mixed | 09 Mar 2023 | ||
| Robert L. Clark | Director | $2,209,894 | Mixed | 06 Mar 2026 | ||
| John J. Carmola | Director | $1,775,939 | Mixed | 06 Mar 2026 | ||
| Marc E. Robinson | Director | $1,697,428 | Mixed | 06 Mar 2026 | ||
| Timothy Jordan | Vice President | $1,556,103 | Mixed | 23 Jan 2026 | ||
| Erik Aldag | Svp Finance And Treasury, Cfo | $1,529,057 | +$50,370 | +3.4% | Mixed | 23 Jan 2026 |
| Franklin Feder | Director | $1,495,419 | Mixed | 01 Apr 2026 | ||
| Donald C. Winter | Director | $1,332,217 | Mixed | 10 Mar 2022 | ||
| Joseph C. Breunig | Director | $1,293,390 | Mixed | 06 Mar 2026 | ||
| Carolyn K. Pittman | Director | $1,195,268 | Mixed | 01 Apr 2026 | ||
| Erin Cutler | VP, Human Resources | $1,194,343 | Mixed | 23 Jan 2026 | ||
| Matthew E. Garth | SVP, Finance & Treasury, & CFO | $1,004,767 | Mixed | 07 Mar 2022 | ||
| Alison Ann Deans | Director | $977,039 | Mixed | 06 Mar 2026 | ||
| Rocky Motwani | Director | $341,957 | +$20,094 | +6.2% | Mixed | 06 Mar 2026 |
| Kristina M. Johnson | Director | $193,418 | +$53,785 | +39% | Mixed | 06 Mar 2026 |
Top shareholders of MINERALS TECHNOLOGIES INC (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
|
Company |
15%
from 13D/G
|
4,773,080
|
$290,919,217 | — | 31 Dec 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
11%
|
3,523,200
|
$214,739,040 | — | 31 Dec 2025 | |
| FMR LLC |
13D/G
13F
|
Company |
10%
|
3,124,775
|
$190,455,041 | +$24,466,610 | 30 Jan 2026 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
6.4%
|
1,975,353
|
$120,398,838 | — | 31 Dec 2025 | |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. |
13D/G
13F
|
Company |
5%
|
1,564,606
|
$103,655,148 | $0 | 31 Dec 2025 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
4.2%
|
1,318,148
|
$80,341,193 | — | 31 Dec 2025 | |
| STATE STREET CORP |
13F
|
Company |
3.9%
|
1,221,398
|
$74,444,208 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.9%
|
897,850
|
$54,731,879 | — | 31 Dec 2025 | |
| BRANDES INVESTMENT PARTNERS, LP |
13F
|
Company |
2.6%
|
819,908
|
$49,973,393 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
1.9%
|
597,297
|
$36,405,252 | — | 31 Dec 2025 | |
| SNYDER CAPITAL MANAGEMENT L P |
13F
|
Company |
1.7%
|
539,819
|
$32,901,968 | — | 31 Dec 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
1.5%
|
454,098
|
$27,677,276 | — | 31 Dec 2025 | |
| Allspring Global Investments Holdings, LLC |
13F
|
Company |
1.3%
|
409,734
|
$25,055,235 | — | 31 Dec 2025 | |
| D. E. Shaw & Co., Inc. |
13F
|
Company |
1.3%
|
404,362
|
$24,645,864 | — | 31 Dec 2025 | |
| Nuveen, LLC |
13F
|
Company |
1.3%
|
400,824
|
$24,430,223 | — | 31 Dec 2025 | |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. |
13F
|
Company |
1.3%
|
398,634
|
$24,297,056 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
1.1%
|
336,500
|
$20,509,675 | — | 31 Dec 2025 | |
| GW&K Investment Management, LLC |
13F
|
Company |
1.1%
|
327,550
|
$19,965,000 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1%
|
322,962
|
$19,684,535 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
1%
|
310,604
|
$18,931,336 | — | 31 Dec 2025 | |
| Broad Bay Capital Management, LP |
13F
|
Company |
0.91%
|
284,056
|
$17,313,213 | — | 31 Dec 2025 | |
| Douglas T. Dietrich |
3/4/5
|
CHAIRMAN AND CEO, Director |
—
mixed-class rows
|
284,111
mixed-class rows
|
$17,220,120 | +$103,120 | 23 Jan 2026 | |
| MORGAN STANLEY |
13F
|
Company |
0.91%
|
282,288
|
$17,205,572 | — | 31 Dec 2025 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
0.9%
|
278,616
|
$16,981,645 | — | 31 Dec 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.89%
|
277,507
|
$16,914,050 | — | 31 Dec 2025 | |
| GAMCO INVESTORS, INC. ET AL |
13F
|
Company |
0.89%
|
276,114
|
$16,829,148 | — | 31 Dec 2025 | |
| LSV ASSET MANAGEMENT |
13F
|
Company |
0.68%
|
211,522
|
$12,892,000 | — | 31 Dec 2025 | |
| PANAGORA ASSET MANAGEMENT INC |
13F
|
Company |
0.63%
|
197,191
|
$12,018,791 | — | 31 Dec 2025 | |
| CSM Advisors, LLC |
13F
|
Company |
0.61%
|
189,719
|
$11,569,000 | — | 31 Dec 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.6%
|
186,352
|
$11,358,154 | — | 31 Dec 2025 | |
| PRINCIPAL FINANCIAL GROUP INC |
13F
|
Company |
0.59%
|
182,768
|
$11,139,710 | — | 31 Dec 2025 | |
| GLENMEDE TRUST CO NA |
13F
|
Company |
0.57%
|
176,444
|
$10,754,261 | — | 31 Dec 2025 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.53%
|
163,767
|
$9,981,596 | — | 31 Dec 2025 | |
| ROYCE & ASSOCIATES LP |
13F
|
Company |
0.51%
|
159,244
|
$9,705,922 | — | 31 Dec 2025 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
0.48%
|
148,805
|
$9,069,665 | — | 31 Dec 2025 | |
| SG Capital Management LLC |
13F
|
Company |
0.48%
|
148,385
|
$9,044,066 | — | 31 Dec 2025 | |
| Invesco Ltd. |
13F
|
Company |
0.43%
|
134,906
|
$8,222,522 | — | 31 Dec 2025 | |
| Dj Monagle III |
3/4/5
|
Group President |
—
mixed-class rows
|
123,902
mixed-class rows
|
$7,829,961 | -$1,429,524 | 23 Jan 2026 | |
| FIRST MANHATTAN CO. LLC. |
13F
|
Company |
0.39%
|
120,515
|
$7,345,389 | — | 31 Dec 2025 | |
| HRT FINANCIAL LP |
13F
|
Company |
0.38%
|
118,081
|
$7,197,000 | — | 31 Dec 2025 | |
| Invenomic Capital Management LP |
13F
|
Company |
0.37%
|
115,799
|
$7,057,949 | — | 31 Dec 2025 | |
| PUBLIC SECTOR PENSION INVESTMENT BOARD |
13F
|
Company |
0.35%
|
107,734
|
$6,566,387 | — | 31 Dec 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.32%
|
100,501
|
$6,125,536 | — | 31 Dec 2025 | |
| Thomas J. Meek |
3/4/5
|
Senior Vice President |
—
class O/S missing
|
86,828
|
$5,972,242 | — | 02 Dec 2022 | |
| Jonathan J. Hastings |
3/4/5
|
Senior Vice President |
—
mixed-class rows
|
75,430
mixed-class rows
|
$5,918,579 | — | 23 Jan 2026 | |
| GABELLI FUNDS LLC |
13F
|
Company |
0.3%
|
93,151
|
$5,677,553 | — | 31 Dec 2025 | |
| RHUMBLINE ADVISERS |
13F
|
Company |
0.29%
|
89,466
|
$5,452,933 | — | 31 Dec 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.26%
|
82,356
|
$5,019,598 | — | 31 Dec 2025 | |
| KENNEDY CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.26%
|
82,308
|
$5,016,673 | — | 31 Dec 2025 | |
| Legal & General Group Plc |
13F
|
Company |
0.25%
|
78,986
|
$4,814,196 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for MINERALS TECHNOLOGIES INC
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Franklin Feder | MTX | PHANTOM STOCK UNITS | Award | 1.04% | 239 | 23,223 | 01 Apr 2026 | Direct | ||
| Carolyn K. Pittman | MTX | PHANTOM STOCK UNITS | Award | 0.55% | 102 | 18,711 | 01 Apr 2026 | Direct | ||
| Marc E. Robinson | MTX | PHANTOM STOCK UNITS | Award | 0.18% | 44.39 | 24,965 | 06 Mar 2026 | Direct | ||
| Carolyn K. Pittman | MTX | PHANTOM STOCK UNITS | Award | 0.18% | 33.09 | 18,609 | 06 Mar 2026 | Direct | ||
| Rocky Motwani | MTX | PHANTOM STOCK UNITS | Award | 0.18% | 11 | 6,185 | 06 Mar 2026 | Direct | ||
| Kristina M. Johnson | MTX | PHANTOM STOCK UNITS | Award | 0.18% | 7.26 | 4,081 | 06 Mar 2026 | Direct | ||
| Franklin Feder | MTX | PHANTOM STOCK UNITS | Award | 0.18% | 40.87 | 22,984 | 06 Mar 2026 | Direct | ||
| Alison Ann Deans | MTX | PHANTOM STOCK UNITS | Award | 0.18% | 27.45 | 15,439 | 06 Mar 2026 | Direct | ||
| Robert L. Clark | MTX | PHANTOM STOCK UNITS | Award | 0.18% | 56.44 | 31,742 | 06 Mar 2026 | Direct | ||
| John J. Carmola | MTX | PHANTOM STOCK UNITS | Award | 0.18% | 46.24 | 26,004 | 06 Mar 2026 | Direct | ||
| Joseph C. Breunig | MTX | PHANTOM STOCK UNITS | Award | 0.18% | 34.89 | 19,622 | 06 Mar 2026 | Direct | ||
| Timothy Jordan | MTX | Common Stock | Tax liability | -11.9% | -981 | 7,279 | 26 Jan 2026 | Direct | ||
| Timothy Jordan | MTX | Common Stock | Options Exercise | 30.2% | 1,917 | 8,260 | 26 Jan 2026 | Direct | ||
| Timothy Jordan | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -13% | -1,917 | 12,870 | 26 Jan 2026 | Direct | ||
| Erik Aldag | MTX | Common Stock | Tax liability | -12.8% | -1,019 | 6,959 | 26 Jan 2026 | Direct | ||
| Erik Aldag | MTX | Common Stock | Options Exercise | 30% | 1,841 | 7,978 | 26 Jan 2026 | Direct | ||
| Erik Aldag | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -10.8% | -1,841 | 15,287 | 26 Jan 2026 | Direct | ||
| Erin Cutler | MTX | Common Stock | Tax liability | -6.3% | -520 | 7,734 | 26 Jan 2026 | Direct | ||
| Erin Cutler | MTX | Common Stock | Options Exercise | 16.9% | 1,195 | 8,254 | 26 Jan 2026 | Direct | ||
| Erin Cutler | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -12.8% | -1,195 | 8,118 | 26 Jan 2026 | Direct | ||
| Brett Argirakis | MTX | Common Stock | Tax liability | -3.44% | -1,163 | 32,600 | 26 Jan 2026 | Direct | ||
| Brett Argirakis | MTX | Common Stock | Options Exercise | 8.59% | 2,672 | 33,763 | 26 Jan 2026 | Direct | ||
| Brett Argirakis | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -11% | -2,672 | 21,572 | 26 Jan 2026 | Direct | ||
| Jonathan J. Hastings | MTX | Common Stock | Tax liability | -2.04% | -1,327 | 63,811 | 26 Jan 2026 | Direct | ||
| Jonathan J. Hastings | MTX | Common Stock | Options Exercise | 4.91% | 3,051 | 65,138 | 26 Jan 2026 | Direct | ||
| Jonathan J. Hastings | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -26% | -3,051 | 8,687 | 26 Jan 2026 | Direct | ||
| Dj Monagle III | MTX | Common Stock | Tax liability | -2.14% | -1,947 | 89,073 | 26 Jan 2026 | Direct | ||
| Dj Monagle III | MTX | Common Stock | Options Exercise | 4.02% | 3,519 | 91,020 | 26 Jan 2026 | Direct | ||
| Dj Monagle III | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -13.1% | -3,519 | 23,282 | 26 Jan 2026 | Direct | ||
| Dietrich Douglas T. | MTX | Common Stock | Tax liability | -3.38% | -6,152 | 175,973 | 26 Jan 2026 | Direct | ||
| Dietrich Douglas T. | MTX | Common Stock | Options Exercise | 6.5% | 11,123 | 182,125 | 26 Jan 2026 | Direct | ||
| Dietrich Douglas T. | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -13.7% | -11,123 | 70,081 | 26 Jan 2026 | Direct | ||
| Michael Cipolla | MTX | Common Stock | Tax liability | -1.64% | -660 | 39,529 | 26 Jan 2026 | Direct | ||
| Michael Cipolla | MTX | Common Stock | Options Exercise | 3.32% | 1,292 | 40,189 | 26 Jan 2026 | Direct | ||
| Michael Cipolla | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -13% | -1,292 | 8,623 | 26 Jan 2026 | Direct | ||
| Timothy Jordan | MTX | Common Stock | Tax liability | -14.3% | -1,058 | 6,343 | 23 Jan 2026 | Direct | ||
| Timothy Jordan | MTX | Common Stock | Options Exercise | 38.2% | 2,046 | 7,401 | 23 Jan 2026 | Direct | ||
| Timothy Jordan | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -12.2% | -2,046 | 14,787 | 23 Jan 2026 | Direct | ||
| Erik Aldag | MTX | Common Stock | Tax liability | -16.8% | -1,240 | 6,137 | 23 Jan 2026 | Direct | ||
| Erik Aldag | MTX | Common Stock | Options Exercise | 43.7% | 2,243 | 7,377 | 23 Jan 2026 | Direct | ||
| Erik Aldag | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -11.6% | -2,243 | 17,128 | 23 Jan 2026 | Direct | ||
| Erin Cutler | MTX | Common Stock | Tax liability | -7.93% | -608 | 7,059 | 23 Jan 2026 | Direct | ||
| Erin Cutler | MTX | Common Stock | Options Exercise | 20% | 1,276 | 7,667 | 23 Jan 2026 | Direct | ||
| Erin Cutler | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -12% | -1,276 | 9,313 | 23 Jan 2026 | Direct | ||
| Brett Argirakis | MTX | Common Stock | Tax liability | -4.35% | -1,413 | 31,091 | 23 Jan 2026 | Direct | ||
| Brett Argirakis | MTX | Common Stock | Options Exercise | 11.1% | 3,247 | 32,504 | 23 Jan 2026 | Direct | ||
| Brett Argirakis | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -11.8% | -3,247 | 24,244 | 23 Jan 2026 | Direct | ||
| Jonathan J. Hastings | MTX | Common Stock | Tax liability | -2.13% | -1,354 | 62,087 | 23 Jan 2026 | Direct | ||
| Jonathan J. Hastings | MTX | Common Stock | Options Exercise | 5.16% | 3,113 | 63,441 | 23 Jan 2026 | Direct | ||
| Jonathan J. Hastings | MTX | Deferred Restricted Stock Units (DRSUs) | Options Exercise | -21% | -3,113 | 11,738 | 23 Jan 2026 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.