Donald G. Krantz serves as Executive at Proto Labs Inc, where they oversee executive responsibilities. Since joining the company, Donald G. Krantz has executed 53 insider transactions totaling $12.4M, demonstrating a bearish approach to their equity position. Their most recent transaction on May 23, 2024 involved receiving (via award) 4,701 shares valued at $0.
Donald G. Krantz currently holds 20,714 shares of Proto Labs Inc (PRLB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Donald G. Krantz has been a net seller of PRLB stock. They have purchased $0 and sold $12.4M worth of shares.
Donald G. Krantz's most recent insider trade was on May 23, 2024, when they sold 4,701 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Aug 30, 2022 | PRLB | $0 | Award | 3,236 | $N/A | Discretionary |
| May 18, 2022 | PRLB | $0 | Award | 3,236 | $N/A | Discretionary |
| May 18, 2021 | PRLB | $0 | Award | 1,520 | $N/A | Discretionary |
| May 19, 2020 | PRLB | $0 | Award | 1,197 | $N/A | Discretionary |
| May 15, 2019 | PRLB | $0 | Award | 1,311 | $N/A | Discretionary |
| May 16, 2018 | PRLB | $0 | Award | 1,064 | $N/A | Discretionary |
| May 18, 2017 | PRLB | $0 | Award | 1,586 | $N/A | Discretionary |
| May 18, 2017 | PRLB | $0 | Award | 1,586 | $N/A | Discretionary |
| May 18, 2017 | PRLB | $0 | Award | 1,586 | $N/A | Discretionary |
| May 18, 2017 | PRLB | $0 | Award | 1,586 | $N/A | Discretionary |
| Mar 14, 2016 | PRLB | $152.3K | Option Exercise | 3,234 | $47.08 | Discretionary |
| Mar 14, 2016 | PRLB | $134.2K | Option Exercise | 1,999 | $67.15 | Discretionary |
| Mar 14, 2016 | PRLB | $2.0M | Sale | 26,233 | $75.11 | Discretionary |
| Mar 14, 2016 | PRLB | $165.1K | Option Exercise | 21,000 | $7.86 | Discretionary |
| Feb 8, 2016 | PRLB | $250.0K | Award | 4,320 | $57.88 | Discretionary |
| Oct 14, 2015 | PRLB | $83.0K | Option Exercise | 2,714 | $30.58 | Discretionary |
| Jul 24, 2015 | PRLB | $166.0K | Option Exercise | 5,428 | $30.58 | Discretionary |
| Jul 24, 2015 | PRLB | $320.7K | Option Exercise | 40,805 | $7.86 | Discretionary |
| Jul 24, 2015 | PRLB | $45.0K | Sale | 566 | $79.55 | Discretionary |
| Jul 24, 2015 | PRLB | $257.4K | Option Exercise | 5,468 | $47.08 | Discretionary |
| Jul 24, 2015 | PRLB | $2.0M | Sale | 25,374 | $79.10 | Discretionary |
| Jul 24, 2015 | PRLB | $316.7K | Sale | 4,067 | $77.87 | Discretionary |
| Jul 24, 2015 | PRLB | $1.7M | Sale | 21,694 | $76.73 | Discretionary |
| Apr 17, 2015 | PRLB | $47.1K | Option Exercise | 1,000 | $47.08 | Discretionary |
| Apr 16, 2015 | PRLB | $94.4K | Sale | 1,195 | $79.00 | Discretionary |
| Apr 16, 2015 | PRLB | $9.4K | Option Exercise | 1,195 | $7.86 | Discretionary |
| Feb 9, 2015 | PRLB | $0 | Award | 2,610 | $N/A | Discretionary |
| Feb 13, 2014 | PRLB | $0 | Award | 2,230 | $N/A | Discretionary |