Sandisk Corp insider trading
SNDK$1,719.99-67.70 (-3.79%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+1285.5%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ3 '25Q4 '25Q1 '26Q2 '26Q3 '26Q4 '26
Unlock quarterly net flowKey players
- WDWestern Digital Corp5.1312%
- DGDavid Goeckeler0.2615%
- LFLuis Felipe Visoso0.0906%
- AIAlper Ilkbahar0.0288%
- BSBernard Shek0.0175%
- MPMichael Pokorny0.0147%
- MEMatthew E. Massengill0.0118%
- KAKimberly Alexy0.0095%
- MSMiyuki Suzuki0.0068%
- TCThomas Caulfield0.0049%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| SNDK | Bernard Shek | Open market sell$1.04M | -2.3% | $1,734.94 | $1.04M | Oct 1, 2026 | Oct 2, 2026 |
| SNDK | David Goeckeler | Open market sell$262K | 0.0% | $1,587.00 | $262K | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$2.41M | -0.4% | $1,585.85 | $2.41M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$1.71M | -0.3% | $1,583.80 | $1.71M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$2.34M | -0.4% | $1,580.25 | $2.34M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$1.01M | -0.2% | $1,579.41 | $1.01M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$4.54M | -0.7% | $1,578.34 | $4.54M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$6.53M | -1.1% | $1,576.82 | $6.53M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$4.38M | -0.7% | $1,575.58 | $4.38M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$4.07M | -0.7% | $1,574.57 | $4.07M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$481K | -0.1% | $1,573.15 | $481K | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$1.82M | -0.3% | $1,572.60 | $1.82M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$7.16M | -1.1% | $1,571.21 | $7.16M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$1.43M | -0.2% | $1,570.04 | $1.43M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$15.1M | -2.3% | $1,569.00 | $15.1M | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | David Goeckeler | Open market sell$62.7K | 0.0% | $1,567.26 | $62.7K | Sep 17, 2026 | Sep 21, 2026 |
| SNDK | Luis Felipe Visoso | Open market sell$1.57M | -0.8% | $1,568.83 | $1.57M | Sep 15, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$555K | -0.1% | $1,541.88 | $555K | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$1.33M | -0.2% | $1,540.78 | $1.33M | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$2.28M | -0.4% | $1,539.19 | $2.28M | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$4.92M | -0.8% | $1,537.68 | $4.92M | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$2.6M | -0.4% | $1,535.96 | $2.6M | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$1.07M | -0.2% | $1,535.12 | $1.07M | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$1.84M | -0.3% | $1,532.17 | $1.84M | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$549K | -0.1% | $1,529.36 | $549K | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$6.24M | -1.0% | $1,528.45 | $6.24M | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$3.48M | -0.5% | $1,526.45 | $3.48M | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$4.69M | -0.7% | $1,524.27 | $4.69M | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$276K | 0.0% | $1,522.87 | $276K | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | David Goeckeler | Open market sell$21.9M | -3.2% | $1,522.59 | $21.9M | Sep 14, 2026 | Sep 16, 2026 |
| SNDK | Bernard Shek | Open market sell$4.08M | -8.4% | $1,767.33 | $4.08M | Sep 8, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$62.8K | -0.1% | $1,571.04 | $62.8K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$62.6K | -0.1% | $1,564.40 | $62.6K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$313K | -0.5% | $1,563.68 | $313K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$187K | -0.3% | $1,561.69 | $187K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$62.4K | -0.1% | $1,558.90 | $62.4K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$125K | -0.2% | $1,557.79 | $125K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$121K | -0.2% | $1,555.57 | $121K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$62.2K | -0.1% | $1,554.02 | $62.2K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$186K | -0.3% | $1,553.35 | $186K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$62K | -0.1% | $1,550.48 | $62K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$62K | -0.1% | $1,548.85 | $62K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$124K | -0.2% | $1,547.46 | $124K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$124K | -0.2% | $1,546.02 | $124K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$4M | -5.5% | $1,543.76 | $4M | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$123K | -0.2% | $1,542.68 | $123K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$123K | -0.2% | $1,541.01 | $123K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$123K | -0.2% | $1,539.61 | $123K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$123K | -0.2% | $1,538.41 | $123K | Sep 3, 2026 | Sep 8, 2026 |
| SNDK | Alper Ilkbahar | Open market sell$246K | -0.3% | $1,537.49 | $246K | Sep 3, 2026 | Sep 8, 2026 |