Brett Argirakis, Group President of Minerals Technologies Inc. ($MTX), sold shares once on the open market in the last 365 days for a total of $381,459. His most recent sale occurred on November 21, 2025. These sales rank 7,047th among 11,678 individual insiders, below the average sale amount of $8.59 million and 6.4 transactions. Argirakis made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 23, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 3247 | $0.00 | 35,354.7000 | 32,299,999 | 10.11% | 0.01% |
| Jan. 26, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | F | Common Stock | 1163 | $68.89 | 35,450.7000 | 32,299,999 | 3.18% | 0.00% |
| Jan. 26, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 2672 | $0.00 | 36,613.7000 | 32,299,999 | 7.87% | 0.01% |
| Jan. 23, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | F | Common Stock | 1413 | $68.77 | 33,941.7000 | 32,299,999 | 4.00% | 0.00% |
| Jan. 26, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Deferred Restricted Stock Units (DRSUs) | 2672 | $0.00 | 21,572.0000 | 32,299,999 | 11.02% | 0.01% |
| Jan. 23, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Deferred Restricted Stock Units (DRSUs) | 3247 | $0.00 | 24,244.0000 | 32,299,999 | 11.81% | 0.01% |
| Jan. 21, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 3112 | $0.00 | 33,564.7000 | 32,299,999 | 10.22% | 0.01% |
| Jan. 21, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | F | Common Stock | 1457 | $66.92 | 32,107.7000 | 32,299,999 | 4.34% | 0.00% |
| Jan. 21, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Deferred Restricted Stock Units (DRSUs) | 3112 | $0.00 | 27,491.0000 | 32,299,999 | 10.17% | 0.01% |
| Jan. 20, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | A | Deferred Restricted Stock Units (DRSUs) | 12101 | $0.00 | 30,603.0000 | 32,299,999 | 65.40% | 0.04% |
| Jan. 20, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | A | Employee Stock Option (Right to Buy) | 10393 | $0.00 | 10,393.0000 | 32,299,999 | 9999.99% | 0.03% |
| Nov. 21, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | S | Common Stock | 6501 | $58.68 | 30,414.5970 | 32,299,999 | 17.61% | 0.02% |
| Nov. 21, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | EMPLOYEE Stock Option (Right to Buy) | 6501 | $0.00 | 0.0000 | 32,299,999 | 100.00% | 0.02% |
| Nov. 21, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 6501 | $38.29 | 36,915.5970 | 32,299,999 | 21.37% | 0.02% |
| Jan. 27, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 2169 | $0.00 | 31,186.0450 | 32,299,999 | 7.47% | 0.01% |
| Jan. 27, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | F | Common Stock | 944 | $76.19 | 30,242.0450 | 32,299,999 | 3.03% | 0.00% |
| Jan. 27, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Deferred Restricted Stock Units (DRSUs) | 2169 | $0.00 | 18,502.0000 | 32,299,999 | 10.49% | 0.01% |
| Jan. 24, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 2672 | $0.00 | 30,180.0450 | 32,299,999 | 9.71% | 0.01% |
| Jan. 24, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | F | Common Stock | 1163 | $75.68 | 29,017.0450 | 32,299,999 | 3.85% | 0.00% |
| Jan. 24, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Deferred Restricted Stock Units (DRSUs) | 2672 | $0.00 | 20,671.0000 | 32,299,999 | 11.45% | 0.01% |
| Jan. 23, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Deferred Restricted Stock Units (DRSUs) | 3248 | $0.00 | 23,343.0000 | 32,299,999 | 12.21% | 0.01% |
| Jan. 23, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 3248 | $0.00 | 28,990.0450 | 32,299,999 | 12.62% | 0.01% |
| Jan. 23, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | F | Common Stock | 1482 | $75.65 | 27,508.0450 | 32,299,999 | 5.11% | 0.00% |
| Jan. 21, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | A | Deferred Restricted Stock Units (DRSUs) | 9336 | $0.00 | 26,591.0000 | 32,299,999 | 54.11% | 0.03% |
| Jan. 21, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | A | Employee Stock Option (Right to Buy) | 8018 | $0.00 | 8,018.0000 | 32,299,999 | 9999.99% | 0.02% |
| June 17, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Employee Stock Option (Right to Buy) | 2630 | $0.00 | 0.0000 | 32,600,000 | 100.00% | 0.01% |
| June 17, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | S | Common Stock | 2259 | $83.95 | 25,699.7790 | 32,600,000 | 8.08% | 0.01% |
| June 17, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 2630 | $60.19 | 27,958.7790 | 32,600,000 | 10.38% | 0.01% |
| Jan. 26, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | F | Common Stock | 864 | $66.51 | 25,142.7850 | 32,600,000 | 3.32% | 0.00% |
| Jan. 26, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Deferred Restricted Stock Units (DRSUs) | 1966 | $0.00 | 17,255.0000 | 32,600,000 | 10.23% | 0.01% |
| Jan. 25, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Deferred Restricted Stock Units (DRSUs) | 2169 | $0.00 | 19,221.0000 | 32,600,000 | 10.14% | 0.01% |
| Jan. 26, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 1966 | $0.00 | 26,006.7850 | 32,600,000 | 8.18% | 0.01% |
| Jan. 25, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | F | Common Stock | 954 | $66.09 | 24,040.7850 | 32,600,000 | 3.82% | 0.00% |
| Jan. 25, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 2169 | $0.00 | 24,994.7850 | 32,600,000 | 9.50% | 0.01% |
| Jan. 24, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Deferred Restricted Stock Units (DRSUs) | 2672 | $0.00 | 21,390.0000 | 32,600,000 | 11.10% | 0.01% |
| Jan. 24, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | F | Common Stock | 1269 | $66.10 | 22,825.7850 | 32,600,000 | 5.27% | 0.00% |
| Jan. 24, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | M | Common Stock | 2672 | $0.00 | 24,094.7850 | 32,600,000 | 12.47% | 0.01% |
| Jan. 23, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | A | Employee Stock Option (Right to Buy) | 8367 | $0.00 | 8,367.0000 | 32,600,000 | 9999.99% | 0.03% |
| Jan. 23, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ARGIRAKIS BRETT | Group President | A | Deferred Restricted Stock Units (DRSUs) | 9742 | $0.00 | 24,062.0000 | 32,600,000 | 68.03% | 0.03% |