Mark A. Shelnitz serves as Executive at W R GRACE & CO, where they oversee executive responsibilities. Since joining the company, Mark A. Shelnitz has executed 61 insider transactions totaling $19.5M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 31, 2020 involved exercising options for 1,745 shares valued at $0.
Mark A. Shelnitz currently holds 69,949 shares of W R GRACE & CO (GRA), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark A. Shelnitz has been a net seller of GRA stock. They have purchased $191.5K and sold $19.3M worth of shares.
Mark A. Shelnitz's most recent insider trade was on Dec 31, 2020, when they sold 1,745 shares at $0.00 per share.
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| $54.62 |
| Discretionary |
| Dec 31, 2020 | GRA | $15.0K | Payment | 274 | $54.82 | Discretionary |
| Feb 27, 2020 | GRA | $140.6K | Payment | 2,592 | $54.24 | Discretionary |
| Feb 27, 2020 | GRA | $0 | Award | 5,391 | $N/A | Discretionary |
| Feb 25, 2020 | GRA | $0 | Option Exercise | 587 | $N/A | Discretionary |
| Feb 25, 2020 | GRA | $16.3K | Payment | 278 | $58.53 | Discretionary |
| Feb 21, 2020 | GRA | $43.4K | Payment | 688 | $63.13 | Discretionary |
| Feb 21, 2020 | GRA | $0 | Option Exercise | 1,323 | $N/A | Discretionary |
| May 3, 2019 | GRA | $900.4K | Sale | 11,792 | $76.36 | Discretionary |
| May 3, 2019 | GRA | $880.9K | Option Exercise | 11,792 | $74.70 | Discretionary |
| Feb 25, 2019 | GRA | $0 | Award | 6,572 | $N/A | Discretionary |
| Feb 25, 2019 | GRA | $0 | Option Exercise | 912 | $N/A | Discretionary |
| Feb 25, 2019 | GRA | $34.2K | Payment | 439 | $77.93 | Discretionary |
| Feb 25, 2019 | GRA | $245.5K | Payment | 3,150 | $77.93 | Discretionary |
| Feb 22, 2019 | GRA | $0 | Option Exercise | 1,323 | $N/A | Discretionary |
| Feb 22, 2019 | GRA | $52.2K | Payment | 672 | $77.65 | Discretionary |
| May 7, 2018 | GRA | $119.8K | Payment | 1,711 | $69.99 | Discretionary |
| May 7, 2018 | GRA | $0 | Option Exercise | 3,557 | $N/A | Discretionary |
| May 2, 2018 | GRA | $876.2K | Payment | 12,733 | $68.81 | Discretionary |
| May 2, 2018 | GRA | $830.3K | Option Exercise | 13,451 | $61.73 | Discretionary |
| Feb 23, 2018 | GRA | $53.4K | Payment | 788 | $67.72 | Discretionary |
| Feb 23, 2018 | GRA | $0 | Option Exercise | 1,555 | $N/A | Discretionary |
| Jun 14, 2017 | GRA | $1.0M | Option Exercise | 26,853 | $39.02 | Discretionary |
| Jun 14, 2017 | GRA | $688.8K | Sale | 9,582 | $71.88 | Discretionary |
| Jun 14, 2017 | GRA | $1.2M | Sale | 17,271 | $71.19 | Discretionary |
| Feb 24, 2017 | GRA | $0 | Option Exercise | 913 | $N/A | Discretionary |
| Feb 24, 2017 | GRA | $32.9K | Payment | 463 | $71.05 | Discretionary |
| Feb 10, 2017 | GRA | $92.1K | Payment | 1,281 | $71.87 | Discretionary |
| Feb 10, 2017 | GRA | $0 | Award | 2,460 | $N/A | Discretionary |