Shek Bernard
SEC CIK 2060144 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| SNDK | Sandisk | CLO, Secty | 26.2K | — | $7.99M | 32 | 2025-03-20 | 2026-09-20 |
Most active insiders at SNDK, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Goeckeler David | COB, CEO, Dir | — | $104.97M |
| 2 | Ilkbahar Alper | EVP, CTO | — | $11.40M |
| 3 | Shek Bernard | CLO, Secty | — | $7.99M |
| 4 | Pokorny Michael | VP, CAO | — | $3.49M |
| 5 | Suzuki Miyuki | Dir | — | $2.20M |
| 6 | Visoso Luis Felipe | EVP, Chief Financial Office | — | $1.57M |
| 7 | Sayiner Necip | Dir | — | $1.12M |
| 8 | Cassidy Richard B. II | Dir | — | — |
| 9 | Bradley Alexander R. | Dir | — | — |
| 10 | Shook Ellyn | Dir | — | — |
Transactions 32
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-21 18:03 | 2026-09-17 | SNDK | Sandisk | Shek Bernard | CLO, Secty | A - Grant | $0.00 | +1,001 | 26.3K | +4% | $0 | |
| 2026-09-21 18:03 | 2026-09-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $1,791.82 | -118 | 26.2K | -0.4% | -$211.4K | |
| T | 2026-09-08 20:48 | 2026-09-03 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $1,554.99 | -2,271 | 27.6K | -8% | -$3.53M |
| T | 2026-09-08 20:48 | 2026-09-08 | SNDK | Sandisk | Shek Bernard | CLO, Secty | S - Sale | $1,767.33 | -2,308 | 25.3K | -8% | -$4.08M |
| T | 2026-09-02 18:57 | 2026-09-01 | SNDK | Sandisk | Shek Bernard | CLO, Secty | S - Sale | $1,525.60 | -600 | 29.9K | -2% | -$915.4K |
| 2026-08-27 18:04 | 2026-08-25 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $1,480.77 | -212 | 30.5K | -0.7% | -$313.9K | |
| M | 2026-08-24 17:42 | 2026-08-20+ | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $1,598.38 | -219 | 30.7K | -0.7% | -$350.0K |
| T | 2026-08-04 20:18 | 2026-08-03 | SNDK | Sandisk | Shek Bernard | CLO, Secty | S - Sale | $1,162.16 | -600 | 30.9K | -2% | -$697.3K |
| T | 2026-07-02 17:43 | 2026-07-01 | SNDK | Sandisk | Shek Bernard | CLO, Secty | S - Sale | $2,088.00 | -600 | 31.5K | -2% | -$1.25M |
| 2026-06-22 19:32 | 2026-06-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $2,184.75 | -117 | 32.1K | -0.4% | -$255.6K | |
| T | 2026-06-05 17:25 | 2026-06-03 | SNDK | Sandisk | Shek Bernard | CLO, Secty | S - Sale | $1,736.00 | -600 | 32.2K | -2% | -$1.04M |
| 2026-05-27 17:15 | 2026-05-25 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $1,478.69 | -211 | 32.8K | -0.6% | -$312.0K | |
| M | 2026-05-22 18:47 | 2026-05-20+ | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $1,466.71 | -216 | 33.0K | -0.6% | -$316.8K |
| 2026-04-21 20:10 | 2026-04-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $913.02 | -41 | 33.3K | -0.1% | -$37.4K | |
| 2026-03-24 | 2026-03-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $709.71 | -117 | 33.3K | -0.4% | -$83.0K | |
| 2026-02-27 | 2026-02-25 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $632.38 | -211 | 33.4K | -0.6% | -$133.4K | |
| M | 2026-02-24 | 2026-02-20+ | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $649.97 | -224 | 33.6K | -0.7% | -$145.6K |
| 2026-01-21 | 2026-01-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $453.12 | -34 | 33.9K | -0.1% | -$15.4K | |
| 2025-12-23 | 2025-12-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $237.61 | -117 | 33.9K | -0.3% | -$27.8K | |
| 2025-11-26 | 2025-11-25 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $220.50 | -211 | 34.0K | -0.6% | -$46.5K | |
| M | 2025-11-24 | 2025-11-20+ | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $198.10 | -216 | 34.2K | -0.6% | -$42.8K |
| 2025-10-21 | 2025-10-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $148.04 | -362 | 34.4K | -1% | -$53.6K | |
| 2025-09-22 | 2025-09-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $102.21 | -117 | 34.8K | -0.3% | -$12.0K | |
| 2025-09-04 | 2025-09-03 | SNDK | Sandisk | Shek Bernard | CLO, Secty | A - Grant | $0.00 | +18.3K | 34.9K | +110% | $0 | |
| M | 2025-08-27 | 2025-08-25+ | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $47.23 | -289 | 16.7K | -2% | -$13.6K |
| M | 2025-08-22 | 2025-08-20+ | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $45.28 | -538 | 16.9K | -3% | -$24.4K |
| 2025-07-22 | 2025-07-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $42.19 | -29 | 17.4K | -0.2% | -$1,224 | |
| 2025-06-24 | 2025-06-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $46.58 | -184 | 17.5K | -1% | -$8,571 | |
| M | 2025-05-28 | 2025-05-25+ | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $37.52 | -201 | 17.6K | -1% | -$7,542 |
| 2025-05-22 | 2025-05-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $40.18 | -76 | 17.8K | -0.4% | -$3,054 | |
| 2025-04-21 | 2025-04-20 | SNDK | Sandisk | Shek Bernard | CLO, Secty | F - Tax | $31.29 | -29 | 17.9K | -0.2% | -$907.41 | |
| 2025-03-24 | 2025-03-20 | SNDK | Sandisk | Shek Bernard | CLO, Secreta | F - Tax | $56.21 | -81 | 17.9K | -0.4% | -$4,553 |
Purchase Sale Sale after option exercise All abbreviations