Updated Jul 16, 2026
Goeckeler David has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $5.44M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-27 | SNDK | Sandisk Corp | F — Tax withholding / forfeiture | 1.6K | $1,478.69 | $2.32M |
| 2026-05-22 | SNDK | Sandisk Corp | F — Tax withholding / forfeiture | 1.0K | $1,542.24 | $1.59M |
| 2026-05-22 | SNDK | Sandisk Corp | F — Tax withholding / forfeiture | 1.3K | $1,392.56 | $1.81M |
| 2026-02-27 | SNDK | Sandisk Corp | F — Tax withholding / forfeiture | 1.6K | $632.38 | $992K |
| 2026-02-24 | SNDK | Sandisk Corp | F — Tax withholding / forfeiture | 1.0K | $649.97 | $671K |
| 2026-02-24 | SNDK | Sandisk Corp | F — Tax withholding / forfeiture | 1.3K | $649.97 | $845K |
| 2025-09-03 | SNDK | Sandisk Corp | A — Grant or award | 85.0K | $0.00 | |
| 2025-08-25 | SNDK | Sandisk Corp | F — Tax withholding / forfeiture | 980 | $48.44 | $47K |
| 2025-08-25 | SNDK | Sandisk Corp | F — Tax withholding / forfeiture | 1.6K | $46.78 | $73K |
| 2025-08-20 | SNDK | Sandisk Corp | F — Tax withholding / forfeiture | 4.1K | $45.50 | $188K |
| 2025-08-20 | SNDK | Sandisk Corp | F — Tax withholding / forfeiture | 35.0K | $44.40 | $1.55M |
| 2024-12-02 | WDC | WESTERN DIGITAL CORP | F — Tax withholding / forfeiture | 2.9K | $71.50 | $210K |
| 2024-11-26 | WDC | WESTERN DIGITAL CORP | F — Tax withholding / forfeiture | 3.6K | $69.42 | $252K |
| 2024-11-22 | WDC | WESTERN DIGITAL CORP | F — Tax withholding / forfeiture | 2.8K | $63.84 | $176K |
| 2024-11-07 | ADP | AUTOMATIC DATA PROCESSING INC | A — Grant or award | 1.2K | $0.00 | |
| 2024-10-28 | WDC | WESTERN DIGITAL CORP | S — Open-market sale [10b5-1] | 75.0K | $72.58 | $5.44M |
Goeckeler David is a corporate insider — currently tracked as Chairman and CEO, Director of Sandisk Corp (SNDK). InsiderAlpha tracks every SEC Form 4 filing in real time.
2 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 1 open-market sales ($5.44M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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