Joseph P. Kelley serves as Executive at MATERION Corp, where they oversee executive responsibilities. Since joining the company, Joseph P. Kelley has executed 68 insider transactions totaling $3.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 5, 2026 involved selling 561 shares valued at $137.9K.
Joseph P. Kelley currently holds 9,578 shares of MATERION Corp (MTRN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Joseph P. Kelley has been a net seller of MTRN stock. They have purchased $186.3K and sold $2.8M worth of shares.
Joseph P. Kelley's most recent insider trade was on Jan 5, 2026, when they sold 561 shares at $245.89 per share.
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| $245.89 |
| Discretionary |
| Dec 20, 2025 | NDSN | $584.1K | Award | 2,430 | $240.38 | Discretionary |
| Dec 19, 2025 | NDSN | $50.0K | Payment | 208 | $240.38 | Discretionary |
| Dec 1, 2025 | NDSN | $52.9K | Payment | 225 | $235.03 | Discretionary |
| Dec 1, 2025 | NDSN | $52.4K | Payment | 223 | $235.03 | Discretionary |
| Oct 21, 2025 | NDSN | $528.0K | Sale | 2,200 | $240.00 | Discretionary |
| Oct 16, 2025 | NDSN | $534.5K | Sale | 2,300 | $232.39 | Discretionary |
| Jan 8, 2024 | NDSN | $673.3K | Award | 2,663 | $252.83 | Discretionary |
| Jan 8, 2024 | NDSN | $198.7K | Payment | 786 | $252.83 | Discretionary |
| Dec 22, 2023 | NDSN | $728.7K | Sale | 2,800 | $260.25 | Discretionary |
| Dec 1, 2023 | NDSN | $53.3K | Payment | 223 | $238.80 | Discretionary |
| Dec 1, 2023 | NDSN | $363.5K | Award | 1,522 | $238.80 | Discretionary |
| Nov 22, 2023 | NDSN | $37.5K | Payment | 161 | $232.82 | Discretionary |
| Nov 22, 2023 | NDSN | $32.1K | Payment | 138 | $232.82 | Discretionary |
| Oct 31, 2023 | NDSN | $722.0K | Award | 3,396 | $212.59 | Discretionary |
| Jul 6, 2023 | NDSN | $217.9K | Payment | 905 | $240.73 | Discretionary |
| Feb 6, 2023 | NDSN | $517.5K | Sale | 2,100 | $246.43 | Discretionary |
| Jan 4, 2023 | NDSN | $548.9K | Payment | 2,306 | $238.03 | Discretionary |
| Jan 4, 2023 | NDSN | $1.3M | Option Exercise | 5,578 | $238.03 | Discretionary |
| Dec 1, 2022 | NDSN | $361.2K | Award | 1,505 | $240.01 | Discretionary |
| Nov 23, 2022 | NDSN | $32.3K | Payment | 138 | $234.40 | Discretionary |
| Nov 22, 2022 | NDSN | $37.6K | Payment | 161 | $233.59 | Discretionary |
| Jul 6, 2022 | NDSN | $149.9K | Payment | 734 | $204.16 | Discretionary |
| Nov 23, 2021 | NDSN | $24.4K | Payment | 91 | $267.99 | Discretionary |
| Nov 22, 2021 | NDSN | $291.6K | Award | 1,090 | $267.51 | Discretionary |
| Jul 6, 2021 | NDSN | $130.7K | Payment | 599 | $218.12 | Discretionary |
| Nov 23, 2020 | NDSN | $187.4K | Award | 930 | $201.50 | Discretionary |
| Jul 6, 2020 | NDSN | $1.2M | Award | 6,117 | $189.72 | Discretionary |
| Mar 6, 2020 | MTRN | $77.6K | Payment | 1,305 | $59.45 | Discretionary |