Skip to contentCysewski Gerald R — CYANOTECH CORP insider: 83 transactions · InsiderLensInsider trading activity of Cysewski Gerald R
- Transactions on record
- 83
- since Jul 17, 2006
- Open-market buys
- 0
- Open-market sells
- 0
- Companies traded
- 1
- last filing Jul 31, 2025
Figures computed from official regulatory filings — methodology.
Companies where Cysewski Gerald R has traded
Track record of Cysewski Gerald R
Insufficient history for a statistical track record (fewer than 5 open-market buys).
Transaction history of Cysewski Gerald R
Co-insiders of Cysewski Gerald R
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Cole Theron JCYANOTECH CORP
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| Jul 31, 2025 | ExerciseD | -1,577 | 0.00 USD | $0 | SEC |
| Jul 31, 2025 | Exercise | 1,577 | 0.00 USD | $0 | SEC |
| Jul 31, 2025 | Other | -592 | 0.41 USD | $242.7 | SEC |
| Apr 9, 2025 | Other | -13 | 0.31 USD | $4 | SEC |
| Apr 9, 2025 | ExerciseD | -33 | 0.00 USD | $0 | SEC |
| Apr 9, 2025 | Exercise | 33 | 0.00 USD | $0 | SEC |
| Feb 20, 2025 | Exercise | 3,900 | 0.00 USD | $0 | SEC |
| Feb 20, 2025 | ExerciseD | -3,900 | 0.00 USD | $0 | SEC |
| Feb 20, 2025 | Other | -1,464 | 0.40 USD | $585.6 | SEC |
| Jul 31, 2024 | Other | -592 | 0.56 USD | $331.5 | SEC |
| Jul 31, 2024 | Exercise | 1,576 | 0.00 USD | $0 | SEC |
| Jul 31, 2024 | ExerciseD | -1,576 | 0.00 USD | $0 | SEC |
| Apr 10, 2024 | Exercise | 33 | 0.00 USD | $0 | SEC |
| Apr 10, 2024 | Other | -13 | 0.40 USD | $5.2 | SEC |
| Apr 10, 2024 | ExerciseD | -33 | 0.00 USD | $0 | SEC |
| Feb 21, 2024 | Exercise | 3,900 | 0.00 USD | $0 | SEC |
| Feb 21, 2024 | Other | -1,465 | 0.44 USD | $644.6 | SEC |
| Feb 21, 2024 | ExerciseD | -3,900 | 0.00 USD | $0 | SEC |
| Aug 1, 2023 | Other | -843 | 0.84 USD | $708.1 | SEC |
| Aug 1, 2023 | ExerciseD | -2,243 | 0.00 USD | $0 | SEC |
| Aug 1, 2023 | Exercise | 2,243 | 0.00 USD | $0 | SEC |
| Apr 10, 2023 | Exercise | 34 | 0.00 USD | $0 | SEC |
| Apr 10, 2023 | ExerciseD | -34 | 0.00 USD | $0 | SEC |
| Apr 10, 2023 | AwardD | 100 | 0.00 USD | $0 | SEC |
| Apr 10, 2023 | Other | -13 | 0.94 USD | $12.2 | SEC |