LAMBERT WILLIAM M has filed 25 insider transactions across 2 companies since August 2023.
Most recent transaction: a option exercise of 14000 shares of KENNAMETAL INC ($KMT) on February 18, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 18, 2026 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Stock Option (Right to Buy) | 14000 | $0.00 | 0.0000 | 77,083,000 | 100.00% | 0.02% |
| Feb. 18, 2026 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | F | Common Stock | 7485 | $39.04 | 76,992.0000 | 77,083,000 | 8.86% | 0.01% |
| Feb. 18, 2026 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Common Stock | 14000 | $20.87 | 84,477.0000 | 77,083,000 | 19.86% | 0.02% |
| Dec. 12, 2025 | MSA Safety Inc | $MSA | LAMBERT WILLIAM M | Director | G | Common Stock, no par value | 9634 | $0.00 | 88,477.0000 | 39,152,061 | 9.82% | 0.02% |
| Aug. 15, 2025 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Restricted Stock Units | 1933 | $0.00 | 3,867.0000 | 77,894,000 | 33.33% | 0.00% |
| Aug. 15, 2025 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | A | Restricted Stock Units | 6898 | $0.00 | 6,898.0000 | 77,894,000 | 9999.99% | 0.01% |
| Aug. 15, 2025 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Common Stock | 5566 | $21.02 | 70,647.0000 | 77,894,000 | 8.55% | 0.01% |
| Aug. 15, 2025 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | F | Common Stock | 170 | $21.02 | 70,477.0000 | 77,894,000 | 0.24% | 0.00% |
| Aug. 15, 2025 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Restricted Stock Units | 1773 | $0.00 | 0.0000 | 77,894,000 | 100.00% | 0.00% |
| Aug. 15, 2025 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Restricted Stock Units | 1860 | $0.00 | 1,860.0000 | 77,894,000 | 50.00% | 0.00% |
| May 16, 2025 | MSA Safety Inc | $MSA | LAMBERT WILLIAM M | Director | A | Common Stock, no par value | 909 | $0.00 | 98,111.0000 | 62,081,391 | 0.94% | 0.00% |
| Nov. 15, 2024 | MSA Safety Inc | $MSA | LAMBERT WILLIAM M | Director | G | Common Stock, no par value | 2200 | $0.00 | 97,202.0000 | 62,081,391 | 2.21% | 0.00% |
| Aug. 15, 2024 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Restricted Stock Unites | 1859 | $0.00 | 3,720.0000 | 79,965,000 | 33.32% | 0.00% |
| Aug. 15, 2024 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | A | Restricted Stock Unites | 5800 | $25.00 | 5,800.0000 | 79,965,000 | 9999.99% | 0.01% |
| Aug. 15, 2024 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Restricted Stock Unites | 1772 | $0.00 | 1,773.0000 | 79,965,000 | 49.99% | 0.00% |
| Aug. 15, 2024 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Restricted Stock Unites | 1135 | $0.00 | 0.0000 | 79,965,000 | 100.00% | 0.00% |
| Aug. 15, 2024 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | F | Common Stock | 145 | $25.00 | 65,081.0000 | 79,965,000 | 0.22% | 0.00% |
| Aug. 15, 2024 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Common Stock | 4766 | $25.00 | 65,226.0000 | 79,965,000 | 7.88% | 0.01% |
| May 15, 2024 | MSA Safety Inc | $MSA | LAMBERT WILLIAM M | Director | A | Common Stock, no par value | 755 | $0.00 | 99,402.0000 | 62,081,391 | 0.77% | 0.00% |
| Aug. 15, 2023 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Restricted Stock Units | 1772 | $0.00 | 3,545.0000 | 81,402,000 | 33.33% | 0.00% |
| Aug. 15, 2023 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | A | Restricted Stock Units | 5579 | $25.99 | 5,579.0000 | 81,402,000 | 9999.99% | 0.01% |
| Aug. 15, 2023 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Restricted Stock Units | 1135 | $0.00 | 1,135.0000 | 81,402,000 | 50.00% | 0.00% |
| Aug. 15, 2023 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Common Stock | 4252 | $25.99 | 60,589.0000 | 81,402,000 | 7.55% | 0.01% |
| Aug. 15, 2023 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | F | Common Stock | 129 | $25.99 | 60,460.0000 | 81,402,000 | 0.21% | 0.00% |
| Aug. 15, 2023 | KENNAMETAL INC | $KMT | LAMBERT WILLIAM M | Director | M | Restricted Stock Units | 1345 | $0.00 | 0.0000 | 81,402,000 | 100.00% | 0.00% |