Erik Aldag, SVP of Finance and Treasury and CFO at Minerals Technologies Inc. ($MTX), made one open market purchase of company shares worth about $50,000 in the last 365 days. His most recent buy occurred on April 30, 2025. This purchase ranks 2,970th among 4,983 individual insiders by total amount bought, compared to an average of $1.5 million per insider and 3.29 transactions. Aldag reported no open market sales 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 | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | M | Common Stock | 2243 | $0.00 | 8,274.2550 | 32,299,999 | 37.19% | 0.01% |
| Jan. 26, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | M | Deferred Restricted Stock Units (DRSUs) | 1841 | $0.00 | 15,287.0000 | 32,299,999 | 10.75% | 0.01% |
| Jan. 23, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | M | Deferred Restricted Stock Units (DRSUs) | 2243 | $0.00 | 17,128.0000 | 32,299,999 | 11.58% | 0.01% |
| Jan. 26, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | F | Common Stock | 1019 | $68.89 | 7,856.2550 | 32,299,999 | 11.48% | 0.00% |
| Jan. 26, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | M | Common Stock | 1841 | $0.00 | 8,875.2550 | 32,299,999 | 26.17% | 0.01% |
| Jan. 23, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | F | Common Stock | 1240 | $68.77 | 7,034.2550 | 32,299,999 | 14.99% | 0.00% |
| Jan. 21, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | F | Common Stock | 1356 | $66.92 | 6,031.2550 | 32,299,999 | 18.36% | 0.00% |
| Jan. 21, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | M | Deferred Restricted Stock Units (DRSUs) | 2245 | $0.00 | 19,371.0000 | 32,299,999 | 10.39% | 0.01% |
| Jan. 21, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | M | Common Stock | 2245 | $0.00 | 7,387.2550 | 32,299,999 | 43.66% | 0.01% |
| Jan. 20, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | A | Employee Stock Option (Right to Buy) | 7349 | $0.00 | 7,349.0000 | 32,299,999 | 9999.99% | 0.02% |
| Jan. 20, 2026 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | A | Deferred Restricted Stock Units (DRSUs) | 8557 | $0.00 | 21,616.0000 | 32,299,999 | 65.53% | 0.03% |
| April 30, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | SVP FINANCE AND TREASURY, CFO | P | COMMON STOCK | 1000 | $50.37 | 5,110.0060 | 32,299,999 | 24.33% | 0.00% |
| Jan. 27, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Common Stock | 286 | $0.00 | 4,078.1110 | 32,299,999 | 7.54% | 0.00% |
| Jan. 27, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | F | Common Stock | 159 | $76.19 | 3,919.1110 | 32,299,999 | 3.90% | 0.00% |
| Jan. 27, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Deferred Restricted Stock Units (DRSUs) | 286 | $0.00 | 13,059.0000 | 32,299,999 | 2.14% | 0.00% |
| Jan. 24, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Deferred Restricted Stock Units (DRSUs) | 1841 | $0.00 | 13,345.0000 | 32,299,999 | 12.12% | 0.01% |
| Jan. 24, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Common Stock | 1841 | $0.00 | 4,811.1110 | 32,299,999 | 61.98% | 0.01% |
| Jan. 24, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | F | Common Stock | 1019 | $75.68 | 3,792.1110 | 32,299,999 | 21.18% | 0.00% |
| Jan. 23, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | F | Common Stock | 1322 | $75.65 | 2,970.1110 | 32,299,999 | 30.80% | 0.00% |
| Jan. 23, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Common Stock | 2243 | $0.00 | 4,292.1110 | 32,299,999 | 109.46% | 0.01% |
| Jan. 23, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Deferred Restricted Stock Units (DRSUs) | 2243 | $0.00 | 15,186.0000 | 32,299,999 | 12.87% | 0.01% |
| Jan. 21, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | A | Employee Stock Option (Right to Buy) | 5783 | $0.00 | 5,783.0000 | 32,299,999 | 9999.99% | 0.02% |
| Jan. 21, 2025 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | A | Deferred Restricted Stock Units (DRSUs) | 6733 | $0.00 | 17,429.0000 | 32,299,999 | 62.95% | 0.02% |
| Jan. 26, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Deferred Restricted Stock Units (DRSUs) | 252 | $0.00 | 10,696.0000 | 32,600,000 | 2.30% | 0.00% |
| Jan. 25, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Deferred Restricted Stock Units (DRSUs) | 286 | $0.00 | 10,948.0000 | 32,600,000 | 2.55% | 0.00% |
| Jan. 26, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | F | Common Stock | 138 | $66.51 | 1,817.9660 | 32,600,000 | 7.06% | 0.00% |
| Jan. 25, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | F | Common Stock | 168 | $66.09 | 1,703.9660 | 32,600,000 | 8.97% | 0.00% |
| Jan. 26, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Common Stock | 252 | $0.00 | 1,955.9660 | 32,600,000 | 14.79% | 0.00% |
| Jan. 25, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Common Stock | 286 | $0.00 | 1,871.9660 | 32,600,000 | 18.03% | 0.00% |
| Jan. 24, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Common Stock | 1842 | $0.00 | 2,705.9660 | 32,600,000 | 213.20% | 0.01% |
| Jan. 24, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | M | Deferred Restricted Stock Units (DRSUs) | 1842 | $0.00 | 11,234.0000 | 32,600,000 | 14.09% | 0.01% |
| Jan. 24, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | F | Common Stock | 1120 | $66.10 | 1,585.9660 | 32,600,000 | 41.39% | 0.00% |
| Jan. 23, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | A | Deferred Restricted Stock Units (DRSUs) | 6728 | $0.00 | 13,076.0000 | 32,600,000 | 105.99% | 0.02% |
| Jan. 23, 2024 | MINERALS TECHNOLOGIES INC | $MTX | ALDAG ERIK | Senior Vice President | A | Employee Stock Option (Right to Buy) | 5778 | $0.00 | 5,778.0000 | 32,600,000 | 9999.99% | 0.02% |