Sandisk Corp (SNDK) insider trading.
In Q3 2026, insiders at Sandisk Corp reported 91 non-derivative transactions on 23 Forms 3, 4 and 5: 0 open-market purchases and 67 sales worth $121.4M.
- Transactions
- 91
- Purchases (P)
- 0
- Sales (S)
- 67
- Net shares, P minus S
- -77,899
- Insiders
- 5
- Last filed
- 2026-09-21
Insiders
| Insider | Relationship | Transactions | Buys | Sales |
|---|---|---|---|---|
| Ilkbahar Alper | Officer · EVP & Chief Technology Officer | 41 | 0 | 34 |
| Goeckeler David | Director, Officer · Chairman & CEO | 33 | 0 | 28 |
| Shek Bernard | Officer · Chief Legal Officer and Secty | 10 | 0 | 4 |
| Visoso Luis Felipe | Officer · EVP & CFO | 5 | 0 | 1 |
| Pokorny Michael | Officer · VP, Chief Accounting Officer | 2 | 0 | 0 |
Transactions
| Date | Insider | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-20 | Shek Bernard | F (D) | 118 | $1,791.82 | 26,188 | Form 4 |
| 2026-09-17 | Ilkbahar Alper | A (A) | 1,619 | $0 | 42,109 | Form 4 |
| 2026-09-17 | Shek Bernard | A (A) | 1,001 | $0 | 26,306 | Form 4 |
| 2026-09-17 | Goeckeler David | A (A) | 3,296 | $0 | 416,706 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 40 | $1,567.26 | 416,666 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 9,604 | $1,569 | 407,062 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 910 | $1,570.04 | 406,152 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 4,558 | $1,571.21 | 401,594 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 1,157 | $1,572.6 | 400,437 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 306 | $1,573.15 | 400,131 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 2,588 | $1,574.57 | 397,543 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 2,778 | $1,575.58 | 394,765 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 4,139 | $1,576.82 | 390,626 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 2,876 | $1,578.34 | 387,750 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 640 | $1,579.41 | 387,110 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 1,480 | $1,580.25 | 385,630 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 1,080 | $1,583.8 | 384,550 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 1,520 | $1,585.85 | 383,030 | Form 4 |
| 2026-09-17 | Goeckeler David | S (D) | 165 | $1,587 | 382,865 | Form 4 |
| 2026-09-17 | Visoso Luis Felipe | A (A) | 1,635 | $0 | 132,611 | Form 4 |
| 2026-09-17 | Pokorny Michael | A (A) | 458 | $0 | 21,550 | Form 4 |
| 2026-09-15 | Visoso Luis Felipe | S (D) | 1,000 | $1,568.83 | 130,976 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 2,280 | $1,526.45 | 427,348 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 4,080 | $1,528.45 | 423,268 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 359 | $1,529.36 | 422,909 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 1,200 | $1,532.17 | 421,709 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 700 | $1,535.12 | 421,009 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 1,695 | $1,535.96 | 419,314 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 3,200 | $1,537.68 | 416,114 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 1,480 | $1,539.19 | 414,634 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 864 | $1,540.78 | 413,770 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 360 | $1,541.88 | 413,410 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 14,364 | $1,522.59 | 432,884 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 181 | $1,522.87 | 432,703 | Form 4 |
| 2026-09-14 | Goeckeler David | S (D) | 3,075 | $1,524.27 | 429,628 | Form 4 |
| 2026-09-08 | Shek Bernard | S (D) | 2,308 | $1,767.33 | 25,305 | Form 4 |
| 2026-09-03 | Pokorny Michael | F (D) | 1,283 | $1,554.99 | 21,092 | Form 4 |
| 2026-09-03 | Visoso Luis Felipe | F (D) | 5,838 | $1,554.99 | 131,976 | Form 4 |
| 2026-09-03 | Goeckeler David | F (D) | 10,540 | $1,554.99 | 447,248 | Form 4 |
| 2026-09-03 | Shek Bernard | F (D) | 2,271 | $1,554.99 | 27,613 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 78 | $1,555.57 | 44,254 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 40 | $1,554.02 | 44,332 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 40 | $1,558.9 | 44,134 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 40 | $1,513.23 | 48,806 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,515.05 | 48,726 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 52 | $1,517.68 | 48,674 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 68 | $1,519.23 | 48,606 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,520.93 | 48,526 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 40 | $1,522.1 | 48,486 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,523.61 | 48,406 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,526.81 | 48,326 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 40 | $1,527.58 | 48,286 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,529.71 | 48,206 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,530.52 | 48,126 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 40 | $1,532.02 | 48,086 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 120 | $1,533.69 | 47,966 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,534.48 | 47,886 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,535.66 | 47,806 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 160 | $1,537.49 | 47,646 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,538.41 | 47,566 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,539.61 | 47,486 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,541.01 | 47,406 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,542.68 | 47,326 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 2,594 | $1,543.76 | 44,732 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,546.02 | 44,652 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,547.46 | 44,572 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 40 | $1,548.85 | 44,532 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 40 | $1,550.48 | 44,492 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 120 | $1,553.35 | 44,372 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 80 | $1,557.79 | 44,174 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 40 | $1,571.04 | 43,734 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 200 | $1,563.68 | 43,814 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 40 | $1,564.4 | 43,774 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | S (D) | 120 | $1,561.69 | 44,014 | Form 4 |
| 2026-09-03 | Ilkbahar Alper | F (D) | 3,244 | $1,554.99 | 40,490 | Form 4 |
| 2026-09-01 | Shek Bernard | S (D) | 600 | $1,525.6 | 29,884 | Form 4 |
| 2026-08-25 | Ilkbahar Alper | F (D) | 654 | $1,480.77 | 48,846 | Form 4 |
| 2026-08-25 | Goeckeler David | F (D) | 49,782 | $1,480.77 | 457,788 | Form 4 |
| 2026-08-25 | Shek Bernard | F (D) | 212 | $1,480.77 | 30,484 | Form 4 |
| 2026-08-21 | Shek Bernard | F (D) | 108 | $1,596.08 | 30,696 | Form 4 |
| 2026-08-21 | Goeckeler David | F (D) | 1,033 | $1,596.08 | 507,570 | Form 4 |
| 2026-08-21 | Visoso Luis Felipe | F (D) | 1,589 | $1,596.08 | 137,814 | Form 4 |
| 2026-08-21 | Ilkbahar Alper | F (D) | 320 | $1,596.08 | 49,500 | Form 4 |
| 2026-08-20 | Shek Bernard | F (D) | 111 | $1,600.62 | 30,804 | Form 4 |
| 2026-08-20 | Goeckeler David | F (D) | 1,300 | $1,600.62 | 508,603 | Form 4 |
| 2026-08-20 | Visoso Luis Felipe | F (D) | 25,655 | $1,600.62 | 139,403 | Form 4 |
| 2026-08-20 | Ilkbahar Alper | M (A) | 276 | $0 | 50,259 | Form 4 |
| 2026-08-20 | Ilkbahar Alper | F (D) | 276 | $1,600.62 | 49,983 | Form 4 |
| 2026-08-20 | Ilkbahar Alper | F (D) | 163 | $1,600.62 | 49,820 | Form 4 |
| 2026-08-03 | Shek Bernard | S (D) | 600 | $1,162.16 | 30,915 | Form 4 |
| 2026-07-01 | Shek Bernard | S (D) | 600 | $2,088 | 31,515 | Form 4 |
Transaction codes in this quarter
Get SNDK insider transactions through the API
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curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=2023554&limit=100" \
-H "Authorization: Bearer $SEC_API_KEY"Insider trading API guide · SNDK company page · Sandisk Corp on SEC.gov
Questions
Are insiders buying or selling Sandisk Corp (SNDK)?
In Q3 2026, insiders at Sandisk Corp reported 91 non-derivative transactions on 23 Forms 3, 4 and 5: 0 open-market purchases and 67 sales worth $121.4M. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.
Where do these Sandisk Corp insider trades come from?
From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.
Source: SEC Insider Transactions Data Sets, Q3 2026, retrieved 2026-10-27. Footnotes, derivative holdings and amendments are in the linked filings. Not investment advice.
Plain-text version for agents and LLMs: /insider-trading/sndk.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.