CLARK ROBERT L

Director at MINERALS TECHNOLOGIES INC · on record since Mar 19, 2010

Insider trading activity of CLARK ROBERT L

Transactions on record: 144; since Jan 6, 2010

Open-market buys: 2; $24.6K

Open-market sells: 0

Companies traded: 1; last filing Sep 9, 2026

Figures computed from official regulatory filings — .

Companies where CLARK ROBERT L has traded

MINERALS TECHNOLOGIES INC144 tx · $24.6K · Sep 9, 2026

Track record of CLARK ROBERT L

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of CLARK ROBERT L

Co-insiders of CLARK ROBERT L

ALDAG ERIKMINERALS TECHNOLOGIES INC
ARGIRAKIS BRETTMINERALS TECHNOLOGIES INC
BORTECK GORDONMINERALS TECHNOLOGIES INC
BOURUET AUBERTOT ALAINMINERALS TECHNOLOGIES INC
Breunig Joseph C.MINERALS TECHNOLOGIES INC
CARMOLA JOHN JMINERALS TECHNOLOGIES INC
Carpenter PatrickMINERALS TECHNOLOGIES INC
CASTAGNA GARY LMINERALS TECHNOLOGIES INC
CHOLMONDELEY PAULA HMINERALS TECHNOLOGIES INC
CIPOLLA MICHAELMINERALS TECHNOLOGIES INC
CRABTREE HOWARD RMINERALS TECHNOLOGIES INC
CURCIO JOHN BMINERALS TECHNOLOGIES INC
CUTLER ERINMINERALS TECHNOLOGIES INC
Deans Alison AnnMINERALS TECHNOLOGIES INC
DIETRICH DOUGLAS TMINERALS TECHNOLOGIES INC
DONNELLY PAUL JMINERALS TECHNOLOGIES INC
DUNHAM DUANEMINERALS TECHNOLOGIES INC
FEDER FRANKLINMINERALS TECHNOLOGIES INC
FORREST KIRK GMINERALS TECHNOLOGIES INC
GARTH MATTHEW EMINERALS TECHNOLOGIES INC
GOLUB STEVEN JMINERALS TECHNOLOGIES INC
GRAY S GARRETTMINERALS TECHNOLOGIES INC
Harley James MichaelMINERALS TECHNOLOGIES INC
HARRISON DENNIS RMINERALS TECHNOLOGIES INC
Hastings Jonathan JMINERALS TECHNOLOGIES INC
HONEY RICKMINERALS TECHNOLOGIES INC
JOHNSON KRISTINA MMINERALS TECHNOLOGIES INC
Johnson Michael R.MINERALS TECHNOLOGIES INC
JONES ANDREW MMINERALS TECHNOLOGIES INC
JORDAN TIMOTHYMINERALS TECHNOLOGIES INC
KELM GREGORYMINERALS TECHNOLOGIES INC
KROMBERG WILLIAM AMINERALS TECHNOLOGIES INC

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Value · USD	Src
MINERALS TECHNOLOGIES INCListing on record	Sep 9, 2026	AwardD (derivative)	56.36	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jun 22, 2026	AwardD (derivative)	51.33	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	May 21, 2026	AwardD (derivative)	1,908.15	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Mar 10, 2026	AwardD (derivative)	56.44	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Dec 8, 2025	AwardD (derivative)	64.72	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Sep 9, 2025	AwardD (derivative)	54.16	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jun 16, 2025	AwardD (derivative)	61.89	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	May 16, 2025	AwardD (derivative)	2,500	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Mar 11, 2025	AwardD (derivative)	46.98	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Dec 9, 2024	AwardD (derivative)	39.66	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Sep 9, 2024	AwardD (derivative)	40.18	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jun 14, 2024	AwardD (derivative)	34.65	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	May 16, 2024	AwardD (derivative)	1,541.69	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Mar 11, 2024	AwardD (derivative)	37.47	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Dec 11, 2023	AwardD (derivative)	42.54	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Oct 4, 2023	AwardD (derivative)	60.56	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Sep 12, 2023	AwardD (derivative)	24.87	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jul 5, 2023	AwardD (derivative)	56.74	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jun 16, 2023	AwardD (derivative)	23.95	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	May 19, 2023	AwardD (derivative)	2,066.8	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Apr 4, 2023	AwardD (derivative)	53.98	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Mar 13, 2023	AwardD (derivative)	20.8	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jan 5, 2023	AwardD (derivative)	53.49	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Dec 9, 2022	AwardD (derivative)	20.16	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Oct 4, 2022	AwardD (derivative)	62.84	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC

Company	Filed	Type	Qty	Value · USD	Src
MINERALS TECHNOLOGIES INCListing on record	Sep 9, 2026	AwardD (derivative)	56.36	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jun 22, 2026	AwardD (derivative)	51.33	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	May 21, 2026	AwardD (derivative)	1,908.15	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Mar 10, 2026	AwardD (derivative)	56.44	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Dec 8, 2025	AwardD (derivative)	64.72	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Sep 9, 2025	AwardD (derivative)	54.16	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jun 16, 2025	AwardD (derivative)	61.89	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	May 16, 2025	AwardD (derivative)	2,500	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Mar 11, 2025	AwardD (derivative)	46.98	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Dec 9, 2024	AwardD (derivative)	39.66	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Sep 9, 2024	AwardD (derivative)	40.18	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jun 14, 2024	AwardD (derivative)	34.65	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	May 16, 2024	AwardD (derivative)	1,541.69	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Mar 11, 2024	AwardD (derivative)	37.47	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Dec 11, 2023	AwardD (derivative)	42.54	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Oct 4, 2023	AwardD (derivative)	60.56	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Sep 12, 2023	AwardD (derivative)	24.87	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jul 5, 2023	AwardD (derivative)	56.74	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jun 16, 2023	AwardD (derivative)	23.95	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	May 19, 2023	AwardD (derivative)	2,066.8	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Apr 4, 2023	AwardD (derivative)	53.98	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Mar 13, 2023	AwardD (derivative)	20.8	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Jan 5, 2023	AwardD (derivative)	53.49	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Dec 9, 2022	AwardD (derivative)	20.16	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MINERALS TECHNOLOGIES INCListing on record	Oct 4, 2022	AwardD (derivative)	62.84	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC