Form 4: Sandisk CTO Reports Stock Transaction
Insider Transaction (Form 4)
Alper Ilkbahar, EVP, Chief Technology Officer of Sandisk Corp, reported multiple transactions in common stock on August 20, 2026.
Summary
- Option exercise/conversion: acquired 276 Common Stock on August 20, 2026; holds 50,259 after (Direct).
- Tax/exercise-price withholding: disposed of 276 Common Stock at $1,600.62 ($441,771) on August 20, 2026; holds 49,983 after (Direct).
- Tax/exercise-price withholding: disposed of 163 Common Stock at $1,600.62 ($260,901) on August 20, 2026; holds 49,820 after (Direct).
- Tax/exercise-price withholding: disposed of 320 Common Stock at $1,596.08 ($510,746) on August 21, 2026; holds 49,500 after (Direct).
- Option exercise/conversion: disposed of 276 Performance Shares on August 20, 2026; holds 148,770 after (Direct).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Alper Ilkbahar — Officer (EVP, Chief Technology Officer)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-20 | Option exercise/conversion | Common Stock | 276 | — | — | 50,259 |
| 2026-08-20 | Tax/exercise-price withholding | Common Stock | 276 | $1.6K | $441.8K | 49,983 |
| 2026-08-20 | Tax/exercise-price withholding | Common Stock | 163 | $1.6K | $260.9K | 49,820 |
| 2026-08-21 | Tax/exercise-price withholding | Common Stock | 320 | $1.6K | $510.7K | 49,500 |
| 2026-08-20 | Option exercise/conversion | Performance Shares | 276 | — | — | 148,770 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-20 | Option exercise/conversion (276 shares) |
| 2026-08-20 | Tax/exercise-price withholding (276 shares) |
| 2026-08-20 | Tax/exercise-price withholding (163 shares) |
| 2026-08-21 | Tax/exercise-price withholding (320 shares) |
| 2026-08-20 | Option exercise/conversion (276 shares) |
Keywords
insider transaction, Form 4, SNDK, Sandisk Corp, neutral, Alper Ilkbahar
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