Skip to contentHEINZMANN DAVID W — LITTELFUSE INC /DE insider: 321 transactions · InsiderLensInsider trading activity of HEINZMANN DAVID W
- Transactions on record
- 321
- since May 4, 2004
- Open-market buys
- 0
- Open-market sells
- 55
- $38.8M
- Companies traded
- 3
- last filing May 15, 2026
Figures computed from official regulatory filings — methodology.
Companies where HEINZMANN DAVID W has traded
Track record of HEINZMANN DAVID W
Insufficient history for a statistical track record (fewer than 5 open-market buys).
Transaction history of HEINZMANN DAVID W
Co-insiders of HEINZMANN DAVID W
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Bellahsene BaderTHERMAGE INC
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| May 15, 2026 | Award | 4,292 | 0.00 USD | $0 | SEC |
| May 9, 2025 | Award | 5,075 | 0.00 USD | $0 | SEC |
| Aug 27, 2024 | ExerciseD | -2,091 | 0.00 USD | $0 | SEC |
| Aug 27, 2024 | Exercise | 2,091 | 192.59 USD | $402.7K | SEC |
| Aug 27, 2024 | Sell | -749 | 273.93 USD | $205.2K | SEC |
| Aug 27, 2024 | Sell | -1,342 | 275.05 USD | $369.1K | SEC |
| Aug 26, 2024 | ExerciseD | -8,715 | 0.00 USD | $0 | SEC |
| Aug 26, 2024 | Sell | -2,382 | 273.59 USD | $651.7K | SEC |
| Aug 26, 2024 | Exercise | 8,715 | 192.59 USD | $1.7M | SEC |
| Aug 26, 2024 | Sell | -420 | 275.24 USD | $115.6K | SEC |
| Aug 26, 2024 | Sell | -5,913 | 274.67 USD | $1.6M | SEC |
| Aug 1, 2024 | Sell | -738 | 274.44 USD | $202.5K | SEC |
| Aug 1, 2024 | Sell | -3,048 | 273.80 USD | $834.5K | SEC |
| Aug 1, 2024 | ExerciseD | -3,786 | 0.00 USD | $0 | SEC |
| Aug 1, 2024 | Exercise | 3,786 | 192.59 USD | $729.1K | SEC |
| Jul 19, 2024 | Exercise | 11 | 192.59 USD | $2.1K | SEC |
| Jul 19, 2024 | ExerciseD | -11 | 0.00 USD | $0 | SEC |
| Jul 19, 2024 | Sell | -11 | 273.00 USD | $3K | SEC |
| Jul 18, 2024 | Sell | -300 | 273.17 USD | $82K | SEC |
| Jul 18, 2024 | ExerciseD | -300 | 0.00 USD | $0 | SEC |
| Jul 18, 2024 | Sell | -4,784 | 274.79 USD | $1.3M | SEC |
| Jul 18, 2024 | ExerciseD | -8,158 | 0.00 USD | $0 | SEC |
| Jul 18, 2024 | Sell | -2,555 | 273.42 USD | $698.6K | SEC |
| Jul 18, 2024 | Exercise | 300 | 192.59 USD | $57.8K | SEC |
| Jul 18, 2024 | Exercise | 8,158 | 192.59 USD | $1.6M | SEC |