Last 12 months
Inside the activity.
0 purchase rows · 4 sale rows
Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.Monthly counts
| Month | Purchases | Sales |
|---|---|---|
| Nov 2025 | 0 | 1 |
| Dec 2025 | 0 | 1 |
| Jan 2026 | 0 | 0 |
| Feb 2026 | 0 | 0 |
| Mar 2026 | 0 | 0 |
| Apr 2026 | 0 | 0 |
| May 2026 | 0 | 2 |
| Jun 2026 | 0 | 0 |
| Jul 2026 | 0 | 0 |
| Aug 2026 | 0 | 0 |
| Sep 2026 | 0 | 0 |
| Oct 2026 | 0 | 0 |
Latest available
Insider transactions
Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”
The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.
| Transaction date | Owner / reported role | Activity / security | Shares / units | Reported price | Reported value | Details |
|---|---|---|---|---|---|---|
| October 03, 2016 Filed Oct 4, 2016 21:35 UTC |
CARMOLA JOHN JDirector
|
GrantPhantom Stock Units · Derivative | 88.024 | $0.00 | $0.00 |
DisclosureSEC source: 0001140361-16-081740 · doc1.xml · derivative · entry 1 CARMOLA JOHN J · CIK 0001166115 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 5,421.171 Underlying: Common Stock · 88.024 shares Expires not disclosed F1 · derivative.exercise_price: Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. Common Stock. F2 · derivative.exercise_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. F2 · derivative.expiration_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. Read SEC document |
| October 03, 2016 Filed Oct 4, 2016 15:15 UTC |
JONES ANDREW MVice President
|
Exercise / conversionDeferred Restricted Stock Units (DRSUs) · Derivative | 279 | $0.00 | $0.00 |
DisclosureSEC source: 0001562180-16-003193 · primarydocument.xml · derivative · entry 4 JONES ANDREW M · CIK 0001654851 · Vice President 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 5,612 Underlying: Common Stock · 279 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · derivative.exercise_price: Each DRSU is the economic equivalent of one share of Mineral Technologies Inc. Common Stock. F4 · derivative.exercise_date: The DRSUs were granted on October 1, 2015 and vest in three equal annual installments beginning on October 1, 2016. F4 · derivative.expiration_date: The DRSUs were granted on October 1, 2015 and vest in three equal annual installments beginning on October 1, 2016. Read SEC document |
| October 03, 2016 Filed Oct 4, 2016 15:15 UTC |
JONES ANDREW MVice President
|
Tax withholdingCommon Stock | 77 | $70.48 | $5,426.96 |
DisclosureSEC source: 0001562180-16-003193 · primarydocument.xml · nonDerivative · entry 2 JONES ANDREW M · CIK 0001654851 · Vice President 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 311 F1 · shares: These shares were withheld by Minerals Technologies Inc. to satisfy tax withholding obligations. Read SEC document |
| October 03, 2016 Filed Oct 4, 2016 15:15 UTC |
JONES ANDREW MVice President
|
Exercise / conversionCommon Stock | 279 | $0.00 | $0.00 |
DisclosureSEC source: 0001562180-16-003193 · primarydocument.xml · nonDerivative · entry 1 JONES ANDREW M · CIK 0001654851 · Vice President 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 388 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. Read SEC document |
| September 08, 2016 Filed Sep 12, 2016 17:45 UTC |
Smith BarbaraDirector
|
GrantPhantom Stock Units · Derivative | 7.804 | $0.00 | $0.00 |
DisclosureSEC source: 0001140361-16-079486 · doc1.xml · derivative · entry 1 Smith Barbara · CIK 0001520421 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,719.151 Underlying: Common Stock · 7.804 shares Expires not disclosed F1 · derivative.exercise_price: Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. common stock. F2 · derivative.exercise_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. F2 · derivative.expiration_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. Read SEC document |
| September 08, 2016 Filed Sep 12, 2016 17:45 UTC |
WINTER DONALD CDirector
|
GrantPhantom Stock Units · Derivative | 5.602 | $0.00 | $0.00 |
DisclosureSEC source: 0001140361-16-079487 · doc1.xml · derivative · entry 1 WINTER DONALD C · CIK 0001216529 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 7,694.92 Underlying: Common Stock · 5.602 shares Expires not disclosed F1 · derivative.exercise_price: Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. common stock. F2 · derivative.exercise_date: The phantom stock units wer accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. F2 · derivative.expiration_date: The phantom stock units wer accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. Read SEC document |
| September 08, 2016 Filed Sep 12, 2016 17:44 UTC |
ROBINSON MARC EDirector
|
GrantPhantom Stock Units · Derivative | 5.694 | $0.00 | $0.00 |
DisclosureSEC source: 0001140361-16-079485 · doc1.xml · derivative · entry 1 ROBINSON MARC E · CIK 0001538886 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 7,821.079 Underlying: Common Stock · 5.694 shares Expires not disclosed F1 · derivative.exercise_price: Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. common stock. F2 · derivative.exercise_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. F2 · derivative.expiration_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. Read SEC document |
| September 08, 2016 Filed Sep 12, 2016 17:43 UTC |
DUNHAM DUANEDirector
|
GrantPhantom Stock Units · Derivative | 18.042 | $0.00 | $0.00 |
DisclosureSEC source: 0001140361-16-079484 · doc1.xml · derivative · entry 1 DUNHAM DUANE · CIK 0001202198 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 24,782.52 Underlying: Common Stock · 18.042 shares Expires not disclosed F1 · derivative.exercise_price: Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. Common Stock. F2 · derivative.exercise_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. F2 · derivative.expiration_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. Read SEC document |
| September 08, 2016 Filed Sep 12, 2016 17:43 UTC |
CLARK ROBERT LDirector
|
GrantPhantom Stock Units · Derivative | 9.484 | $0.00 | $0.00 |
DisclosureSEC source: 0001140361-16-079483 · doc1.xml · derivative · entry 1 CLARK ROBERT L · CIK 0001479324 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 13,027.792 Underlying: Common Stock · 9.484 shares Expires not disclosed F1 · derivative.exercise_price: Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. Common Stock. F2 · derivative.exercise_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. F2 · derivative.expiration_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. Read SEC document |
| September 08, 2016 Filed Sep 12, 2016 17:42 UTC |
CARMOLA JOHN JDirector
|
GrantPhantom Stock Units · Derivative | 3.883 | $0.00 | $0.00 |
DisclosureSEC source: 0001140361-16-079482 · doc1.xml · derivative · entry 1 CARMOLA JOHN J · CIK 0001166115 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 5,333.147 Underlying: Common Stock · 3.883 shares Expires not disclosed F1 · derivative.exercise_price: Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. Common Stock. F2 · derivative.exercise_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. F2 · derivative.expiration_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. Read SEC document |
| September 08, 2016 Filed Sep 12, 2016 17:42 UTC |
Breunig Joseph C.Director
|
GrantPhantom Stock Units · Derivative | 1.952 | $0.00 | $0.00 |
DisclosureSEC source: 0001140361-16-079481 · doc1.xml · derivative · entry 1 Breunig Joseph C. · CIK 0001500401 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 2,681.041 Underlying: Common Stock · 1.952 shares Expires not disclosed F1 · derivative.exercise_price: Each phantom stock unit is the economic equivalent of one share of Minerals Technologies Inc. Common Stock. F2 · derivative.exercise_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. F2 · derivative.expiration_date: The phantom stock units were accrued under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors and are to be settled in cash upon the reporting person's termination of service as a director. Read SEC document |
Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.