Skip to contentKRANTZ DONALD G — Proto Labs Inc insider: 80 transactions · InsiderLensInsider trading activity of KRANTZ DONALD G
- Transactions on record
- 80
- since May 9, 2012
- Open-market buys
- 0
- Open-market sells
- 19
- $12.4M
- Companies traded
- 1
- last filing May 21, 2026
Figures computed from official regulatory filings — methodology.
Companies where KRANTZ DONALD G has traded
Track record of KRANTZ DONALD G
Insufficient history for a statistical track record (fewer than 5 open-market buys).
Transaction history of KRANTZ DONALD G
Co-insiders of KRANTZ DONALD G
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Black Archie C.Proto Labs Inc
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| May 21, 2026 | Award | 2,210 | 0.00 USD | $0 | SEC |
| May 28, 2025 | Award | 3,939 | 0.00 USD | $0 | SEC |
| May 24, 2024 | Award | 4,701 | 0.00 USD | $0 | SEC |
| May 19, 2023 | Award | 4,513 | 0.00 USD | $0 | SEC |
| Sep 1, 2022 | Award | 3,236 | 0.00 USD | $0 | SEC |
| May 20, 2022 | Award | 3,236 | 0.00 USD | $0 | SEC |
| May 20, 2021 | Award | 1,520 | 0.00 USD | $0 | SEC |
| May 21, 2020 | Award | 1,197 | 0.00 USD | $0 | SEC |
| May 17, 2019 | Award | 1,311 | 0.00 USD | $0 | SEC |
| May 18, 2018 | Award | 1,064 | 0.00 USD | $0 | SEC |
| May 25, 2017 | Award | 1,586 | 0.00 USD | $0 | SEC |
| May 25, 2017 | Award | 1,586 | 0.00 USD | $0 | SEC |
| May 22, 2017 | Award | 1,586 | 0.00 USD | $0 | SEC |
| May 22, 2017 | Award | 1,586 | 0.00 USD | $0 | SEC |
| Mar 16, 2016 | Exercise | 1,999 | 67.15 USD | $134.2K | SEC |
| Mar 16, 2016 | Sell | -26,233 | 75.11 USD | $2M | SEC |
| Mar 16, 2016 | Exercise | 21,000 | 7.86 USD | $165.1K | SEC |
| Mar 16, 2016 | ExerciseD | -1,999 | 0.00 USD | $0 | SEC |
| Mar 16, 2016 | ExerciseD | -21,000 | 0.00 USD | $0 | SEC |
| Mar 16, 2016 | ExerciseD | -3,234 | 0.00 USD | $0 | SEC |
| Mar 16, 2016 | Exercise | 3,234 | 47.08 USD | $152.3K | SEC |
| Feb 11, 2016 | AwardD | 9,455 | 0.00 USD | $0 | SEC |
| Feb 10, 2016 | Award | 4,320 | 57.88 USD | $250K | SEC |
| Feb 10, 2016 | AwardD | 9,455 | 0.00 USD | $0 | SEC |
| Oct 16, 2015 | ExerciseD | -2,714 | 0.00 USD | $0 | SEC |