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Minerals Technologies Inc (MTX)

Over the last 90 days, Minerals Technologies Inc. has seen significant insider selling, with a net value of approximately -$2.24 million. Executives were the primary sellers. This activity contrasts with a positive 90-day stock performance of 12.8%. The company's last earnings report showed a 10.4% EPS beat.
Stock chart
Ticker: MTX Exchange: NYS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
DIETRICH DOUGLAS T
CHAIRMAN AND CEO
2 sales — total 3,516,843 USD
Sale 14 May 2026
Value US$4,853,864.03 | Price 306.04 | Shares 55,756
Proposed sale 14 May 2026
Value US$2,353,757.38 | Price 264.23 | Shares 16,045
Sale 11 May 2026
Value US$4,823,061.48 | Price 332.38 | Shares 78,953
Proposed sale 11 May 2026
Value US$3,241,126.89 | Price 415.76 | Shares 13,320
Proposed sale 6 May 2026
Value US$1,411,950.09 | Price 79.41 | Shares 17,781
Proposed sale 6 May 2026
Value US$3,655,141.03 | Price 79.41 | Shares 46,030
Sale 29 Dec 2025
Value US$1,429,523.67 | Price 61.90 | Shares 23,093
Proposed sale 29 Dec 2025
Value US$1,429,523.71 | Price 61.90 | Shares 23,093
Sale 21 Nov 2025
Value US$381,458.53 | Price 58.68 | Shares 6,501
Proposed sale 21 Nov 2025
Value US$381,458.29 | Price 58.68 | Shares 6,501
Buy 16 Jun 2025
Value US$20,094.26 | Price 54.31 | Shares 370
Buy 2 May 2025
Value US$53,785.40 | Price 53.79 | Shares 1,000
Buy 30 Apr 2025
Value US$103,120.00 | Price 51.56 | Shares 2,000
Buy 30 Apr 2025
Value US$50,370.00 | Price 50.37 | Shares 1,000
Sale 24 Jun 2024
Value US$1,189,910.09 | Price 83.63 | Shares 14,229
Proposed sale 24 Jun 2024
Value US$1,189,908.66 | Price 83.63 | Shares 14,229
Sale 18 Jun 2024
Value US$1,817,197.29 | Price 84.35 | Shares 21,543
Proposed sale 18 Jun 2024
Value US$1,817,196.21 | Price 84.35 | Shares 21,543
Sale 17 Jun 2024
Value US$189,643.05 | Price 83.95 | Shares 2,259
Proposed sale 17 Jun 2024
Value US$189,643.05 | Price 83.95 | Shares 2,259
Sale 12 Jun 2024
Value US$68,935.04 | Price 86.17 | Shares 800
Sale 12 Jun 2024
Value US$696,744.33 | Price 85.34 | Shares 8,164
Proposed sale 12 Jun 2024
Value US$765,678.80 | Price 85.42 | Shares 8,964
Sale 3 Jun 2024
Value US$19,386.00 | Price 86.16 | Shares 225
Sale 29 May 2024
Value US$2,102,660.53 | Price 84.18 | Shares 24,978
Proposed sale 29 May 2024
Value US$2,102,658.03 | Price 84.18 | Shares 24,978
Sale 28 May 2024
Value US$1,019,080.93 | Price 84.85 | Shares 12,010
Sale 28 May 2024
Value US$1,008,741.01 | Price 84.36 | Shares 11,958
Proposed sale 28 May 2024
Value US$1,019,080.93 | Price 84.85 | Shares 12,010
Proposed sale 28 May 2024
Value US$1,008,741.01 | Price 84.36 | Shares 11,958
Sale 21 May 2024
Value US$649,601.26 | Price 83.13 | Shares 7,814
Proposed sale 21 May 2024
Value US$649,601.26 | Price 83.13 | Shares 7,814
Buy 16 May 2024
Value US$32,368.00 | Price 80.92 | Shares 400
Sale 22 Mar 2024
Value US$87,458.89 | Price 74.12 | Shares 1,180
Proposed sale 22 Mar 2024
Value US$87,458.89 | Price 74.12 | Shares 1,180
Sale 20 Feb 2024
Value US$923,643.88 | Price 71.48 | Shares 12,922
Proposed sale 20 Feb 2024
Value US$923,643.89 | Price 71.48 | Shares 12,922
Sale 20 Dec 2023
Value US$213,363.94 | Price 68.78 | Shares 3,102
Sale 20 Dec 2023
Value US$780,439.30 | Price 67.89 | Shares 11,496
Proposed sale 20 Dec 2023
Value US$993,802.64 | Price 68.08 | Shares 14,598
Sale 14 Dec 2023
Value US$177,460.20 | Price 66.84 | Shares 2,655
Proposed sale 14 Dec 2023
Value US$177,460.20 | Price 66.84 | Shares 2,655
Sale 7 Dec 2023
Value US$305,278.12 | Price 63.36 | Shares 4,818
Sale 7 Dec 2023
Value US$866,166.70 | Price 63.40 | Shares 13,662
Proposed sale 7 Dec 2023
Value US$866,166.70 | Price 63.40 | Shares 13,662
Proposed sale 7 Dec 2023
Value US$305,278.12 | Price 63.36 | Shares 4,818
Sale 30 Nov 2023
Value US$559,457.02 | Price 62.44 | Shares 8,960
Proposed sale 30 Nov 2023
Value US$559,456.13 | Price 62.44 | Shares 8,960
Buy 6 Mar 2023
Value US$49,994.04 | Price 60.82 | Shares 822
Sale 20 Dec 2022
Value US$55,651.89 | Price 60.03 | Shares 927
Sale 2 Dec 2022
Value US$55,906.90 | Price 63.03 | Shares 887
Sale 2 Dec 2022
Value US$994,108.42 | Price 62.49 | Shares 15,908
Sale 12 Sep 2022
Value US$1,246,438.00 | Price 63.36 | Shares 19,673
Sale 8 Sep 2022
Value US$978,873.93 | Price 60.06 | Shares 16,299
Sale 18 Aug 2022
Value US$770,915.39 | Price 65.67 | Shares 11,739
Sale 11 Aug 2022
Value US$408,529.99 | Price 64.27 | Shares 6,356
Buy 7 Mar 2022
Value US$6,375.00 | Price 63.75 | Shares 100
Sale 16 Dec 2021
Value US$80,683.02 | Price 73.35 | Shares 1,100
Sale 16 Dec 2021
Value US$596,277.71 | Price 72.36 | Shares 8,240
Sale 15 Dec 2021
Value US$191,379.55 | Price 71.95 | Shares 2,660
Sale 15 Dec 2021
Value US$567,016.26 | Price 71.32 | Shares 7,950
Sale 15 Dec 2021
Value US$436,163.53 | Price 70.30 | Shares 6,204
Sale 14 Dec 2021
Value US$21,617.01 | Price 72.06 | Shares 300
Sale 17 Nov 2021
Value US$638,894.86 | Price 74.29 | Shares 8,600
Sale 7 Jun 2021
Value US$33,976.52 | Price 86.02 | Shares 395
Sale 4 Jun 2021
Value US$966,486.20 | Price 86.04 | Shares 11,233
Sale 25 Feb 2021
Value US$229,701.39 | Price 73.69 | Shares 3,117
Sale 25 Feb 2021
Value US$166,963.50 | Price 72.62 | Shares 2,299
Sale 25 Feb 2021
Value US$590,206.65 | Price 71.99 | Shares 8,199
Sale 24 Feb 2021
Value US$451,988.67 | Price 72.36 | Shares 6,246
Sale 16 Feb 2021
Value US$1,674,829.80 | Price 68.36 | Shares 24,500
Sale 28 Dec 2020
Value US$882.42 | Price 63.03 | Shares 14
Sale 28 Dec 2020
Value US$323,583.85 | Price 62.52 | Shares 5,176
Sale 10 Dec 2020
Value US$186,357.30 | Price 61.93 | Shares 3,009
Sale 11 Nov 2020
Value US$880,306.48 | Price 60.04 | Shares 14,662
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-05-18 2026-05-14 S Sale

CHAIRMAN AND CEO

Executive Director
55,756 +13.8%
306.04
US$4,853,864
55,756 +13.8% 306.04 US$4,853,864
2026-05-14 2026-05-14 PrS Proposed sale

Officer; Director

Executive Director
16,045
264.23
US$2,353,757
16,045 264.23 US$2,353,757
2026-05-13 2026-05-11 S Sale

Vice President

Officer
78,953 +38.1%
332.38
US$4,823,061
78,953 +38.1% 332.38 US$4,823,061
2026-05-11 2026-05-11 PrS Proposed sale

Officer

Officer
6,000
80.27
US$481,648
6,000 80.27 US$481,648
2026-05-06 2026-05-06 PrS Proposed sale

Officer

Officer
17,781
79.41
US$1,411,950
17,781 79.41 US$1,411,950
2026-05-06 2026-05-06 PrS Proposed sale

Officer

Officer
46,030
79.41
US$3,655,141
46,030 79.41 US$3,655,141
2025-12-31 2025-12-29 S Sale

Group President

Officer
23,093 -21.5%
61.90
US$1,429,524
23,093 -21.5% 61.90 US$1,429,524
2025-12-29 2025-12-29 PrS Proposed sale

Officer

Officer
23,093
61.90
US$1,429,524
23,093 61.90 US$1,429,524
2025-11-25 2025-11-21 S Sale

Group President

Officer
6,501 -19.1%
58.68
US$381,459
6,501 -19.1% 58.68 US$381,459
2025-11-21 2025-11-21 PrS Proposed sale

Officer

Officer
6,501
58.68
US$381,458
6,501 58.68 US$381,458
2025-06-17 2025-06-16 B Purchase Non-Executive Director
370 +45.0%
54.31
US$20,094
370 +45.0% 54.31 US$20,094
2025-05-05 2025-05-02 B Purchase Non-Executive Director
1,000 +250.0%
53.79
US$53,785
1,000 +250.0% 53.79 US$53,785
2025-05-01 2025-04-30 B Purchase

CHAIRMAN AND CEO

Executive Director
2,000 +1.3%
51.56
US$103,120
2,000 +1.3% 51.56 US$103,120
2025-05-01 2025-04-30 B Purchase

SVP FINANCE AND TREASURY, CFO

Officer
1,000 +30.8%
50.37
US$50,370
1,000 +30.8% 50.37 US$50,370
2024-06-26 2024-06-24 S Sale

Group President

Officer
14,229 -15.1%
83.63
US$1,189,910
14,229 -15.1% 83.63 US$1,189,910
2024-06-24 2024-06-24 PrS Proposed sale

Officer

Officer
14,229
83.63
US$1,189,909
14,229 83.63 US$1,189,909
2024-06-20 2024-06-18 S Sale

Senior Vice President

Officer
21,543 -28.6%
84.35
US$1,817,197
21,543 -28.6% 84.35 US$1,817,197
2024-06-18 2024-06-18 PrS Proposed sale

Officer

Officer
21,543
84.35
US$1,817,196
21,543 84.35 US$1,817,196
2024-06-18 2024-06-17 S Sale

Group President

Officer
2,259 -8.9%
83.95
US$189,643
2,259 -8.9% 83.95 US$189,643
2024-06-17 2024-06-17 PrS Proposed sale

Officer

Officer
2,259
83.95
US$189,643
2,259 83.95 US$189,643
2024-06-14 2024-06-12 S Sale

Senior Vice President

Officer
800 -1.5%
86.17
US$68,935
800 -1.5% 86.17 US$68,935
2024-06-14 2024-06-12 S Sale

Senior Vice President

Officer
8,164 -13.0%
85.34
US$696,744
8,164 -13.0% 85.34 US$696,744
2024-06-12 2024-06-12 PrS Proposed sale

Officer

Officer
8,964
85.42
US$765,679
8,964 85.42 US$765,679
2024-06-04 2024-06-03 S Sale

VP, Human Resources

Officer
225 -5.6%
86.16
US$19,386
225 -5.6% 86.16 US$19,386
2024-05-30 2024-05-29 S Sale

Chairman and CEO

Executive Director
24,978 -14.6%
84.18
US$2,102,661
24,978 -14.6% 84.18 US$2,102,661
2024-05-29 2024-05-29 PrS Proposed sale

Officer; Director

Executive Director
24,978
84.18
US$2,102,658
24,978 84.18 US$2,102,658
2024-05-30 2024-05-28 S Sale

Chairman and CEO

Executive Director
12,010 -7.6%
84.85
US$1,019,081
12,010 -7.6% 84.85 US$1,019,081
2024-05-30 2024-05-28 S Sale

VICE PRESIDENT

Officer
11,958 -25.0%
84.36
US$1,008,741
11,958 -25.0% 84.36 US$1,008,741
2024-05-28 2024-05-28 PrS Proposed sale

Officer; Director

Executive Director
12,010
84.85
US$1,019,081
12,010 84.85 US$1,019,081
2024-05-28 2024-05-28 PrS Proposed sale

Officer

Officer
11,958
84.36
US$1,008,741
11,958 84.36 US$1,008,741
2024-05-23 2024-05-21 S Sale

Senior Vice President

Officer
7,814 -12.7%
83.13
US$649,601
7,814 -12.7% 83.13 US$649,601
2024-05-21 2024-05-21 PrS Proposed sale

Officer

Officer
7,814
83.13
US$649,601
7,814 83.13 US$649,601
2024-05-17 2024-05-16 B Purchase Non-Executive Director
400 +inf%
80.92
US$32,368
400 +inf% 80.92 US$32,368
2024-03-26 2024-03-22 S Sale

Group President

Officer
1,180 -1.4%
74.12
US$87,459
1,180 -1.4% 74.12 US$87,459
2024-03-22 2024-03-22 PrS Proposed sale

Officer

Officer
1,180
74.12
US$87,459
1,180 74.12 US$87,459
2024-02-21 2024-02-20 S Sale

Senior Vice President

Officer
12,922 -19.3%
71.48
US$923,644
12,922 -19.3% 71.48 US$923,644
2024-02-20 2024-02-20 PrS Proposed sale

Officer

Officer
12,922
71.48
US$923,644
12,922 71.48 US$923,644
2023-12-22 2023-12-20 S Sale

Group President

Officer
3,102 -3.9%
68.78
US$213,364
3,102 -3.9% 68.78 US$213,364
2023-12-22 2023-12-20 S Sale

Group President

Officer
11,496 -12.6%
67.89
US$780,439
11,496 -12.6% 67.89 US$780,439
2023-12-20 2023-12-20 PrS Proposed sale

Officer

Officer
14,598
68.08
US$993,803
14,598 68.08 US$993,803
2023-12-18 2023-12-14 S Sale

Group President

Officer
2,655 -12.3%
66.84
US$177,460
2,655 -12.3% 66.84 US$177,460
2023-12-14 2023-12-14 PrS Proposed sale

Officer

Officer
2,655
66.84
US$177,460
2,655 66.84 US$177,460
2023-12-08 2023-12-07 S Sale

VICE PRESIDENT

Officer
4,818 -12.4%
63.36
US$305,278
4,818 -12.4% 63.36 US$305,278
2023-12-08 2023-12-07 S Sale

Chairman and CEO

Executive Director
13,662 -9.4%
63.40
US$866,167
13,662 -9.4% 63.40 US$866,167
2023-12-07 2023-12-07 PrS Proposed sale

Officer; Director

Executive Director
13,662
63.40
US$866,167
13,662 63.40 US$866,167
2023-12-07 2023-12-07 PrS Proposed sale

Officer

Officer
4,818
63.36
US$305,278
4,818 63.36 US$305,278
2023-12-04 2023-11-30 S Sale

Senior Vice President

Officer
8,960 -15.4%
62.44
US$559,457
8,960 -15.4% 62.44 US$559,457
2023-11-30 2023-11-30 PrS Proposed sale

Officer

Officer
8,960
62.44
US$559,456
8,960 62.44 US$559,456
2023-03-08 2023-03-06 B Purchase Non-Executive Director
822 +inf%
60.82
US$49,994
822 +inf% 60.82 US$49,994
2022-12-21 2022-12-20 S Sale

Senior Vice President

Officer
927 -5.6%
60.03
US$55,652
927 -5.6% 60.03 US$55,652
2022-12-05 2022-12-02 S Sale

Senior Vice President

Officer
887 -1.0%
63.03
US$55,907
887 -1.0% 63.03 US$55,907
2022-12-05 2022-12-02 S Sale

Senior Vice President

Officer
15,908 -15.8%
62.49
US$994,108
15,908 -15.8% 62.49 US$994,108
2022-09-13 2022-09-12 S Sale

Group President

Officer
19,673 -21.4%
63.36
US$1,246,438
19,673 -21.4% 63.36 US$1,246,438
2022-09-12 2022-09-08 S Sale

Chairman and CEO

Executive Director
16,299 -12.1%
60.06
US$978,874
16,299 -12.1% 60.06 US$978,874
2022-08-22 2022-08-18 S Sale

Group President

Officer
11,739 -20.9%
65.67
US$770,915
11,739 -20.9% 65.67 US$770,915
2022-08-15 2022-08-11 S Sale

VICE PRESIDENT

Officer
6,356 -16.4%
64.27
US$408,530
6,356 -16.4% 64.27 US$408,530
2022-03-08 2022-03-07 B Purchase

SVP, Finance & Treasury, & CFO

Officer
100 +0.7%
63.75
US$6,375
100 +0.7% 63.75 US$6,375
2021-12-17 2021-12-16 S Sale

Group President

Officer
1,100 -1.6%
73.35
US$80,683
1,100 -1.6% 73.35 US$80,683
2021-12-17 2021-12-16 S Sale

Group President

Officer
8,240 -10.7%
72.36
US$596,278
8,240 -10.7% 72.36 US$596,278
2021-12-16 2021-12-15 S Sale

Senior Vice President

Officer
2,660 -3.3%
71.95
US$191,380
2,660 -3.3% 71.95 US$191,380
2021-12-16 2021-12-15 S Sale

Senior Vice President

Officer
7,950 -9.0%
71.32
US$567,016
7,950 -9.0% 71.32 US$567,016
2021-12-16 2021-12-15 S Sale

Senior Vice President

Officer
6,204 -6.6%
70.30
US$436,164
6,204 -6.6% 70.30 US$436,164
2021-12-16 2021-12-14 S Sale

Senior Vice President

Officer
300 -0.4%
72.06
US$21,617
300 -0.4% 72.06 US$21,617
2021-11-19 2021-11-17 S Sale

Group President

Officer
8,600 -11.3%
74.29
US$638,895
8,600 -11.3% 74.29 US$638,895
2021-06-08 2021-06-07 S Sale

Senior Vice President

Officer
395 -0.9%
86.02
US$33,977
395 -0.9% 86.02 US$33,977
2021-06-08 2021-06-04 S Sale

Senior Vice President

Officer
11,233 -20.8%
86.04
US$966,486
11,233 -20.8% 86.04 US$966,486
2021-02-26 2021-02-25 S Sale

Chief Executive Officer

Executive Director
3,117 -3.0%
73.69
US$229,701
3,117 -3.0% 73.69 US$229,701
2021-02-26 2021-02-25 S Sale

Chief Executive Officer

Executive Director
2,299 -2.1%
72.62
US$166,963
2,299 -2.1% 72.62 US$166,963
2021-02-26 2021-02-25 S Sale

Chief Executive Officer

Executive Director
8,199 -7.1%
71.99
US$590,207
8,199 -7.1% 71.99 US$590,207
2021-02-26 2021-02-24 S Sale

VICE PRESIDENT

Officer
6,246 -17.1%
72.36
US$451,989
6,246 -17.1% 72.36 US$451,989
2021-02-18 2021-02-16 S Sale

Senior Vice President

Officer
24,500 -36.5%
68.36
US$1,674,830
24,500 -36.5% 68.36 US$1,674,830
2020-12-30 2020-12-28 S Sale

Group President

Officer
14 -0.0%
63.03
US$882
14 -0.0% 63.03 US$882
2020-12-30 2020-12-28 S Sale

Group President

Officer
5,176 -12.9%
62.52
US$323,584
5,176 -12.9% 62.52 US$323,584
2020-12-14 2020-12-10 S Sale

Vice President

Officer
3,009 -25.6%
61.93
US$186,357
3,009 -25.6% 61.93 US$186,357
2020-11-13 2020-11-11 S Sale

Group President

Officer
14,662 -19.4%
60.04
US$880,306
14,662 -19.4% 60.04 US$880,306