Unusual Options Activity
SNDK Unusual Options Activity - Sandisk - When-Issued
- Last active day
- October 8, 2026
- Active days (30d)
- 23
- Biggest recent print
- Put $1300.0000 · $26.0M
AI summary
On October 7, 2026, Sandisk Corporation (SNDK) experienced notable options activity with a total of 54 prints. The call premium reached approximately $168.6 million, significantly outpacing the put premium of about $79.7 million, indicating a stronger interest in calls. The most active options included several calls with varying strike prices, all expiring on October 9, 2026. The top print was a call at a strike of 1700, with a premium of $20.3 million and a volume-to-open interest ratio of 7.4. Other significant calls included strikes at 1715 and 1720, with premiums of $4.1 million and $7.1 million, respectively. Notably, a put option at a strike of 1725 also attracted attention, with a premium of $6.0 million and a volume-to-open interest ratio of 7.2. Overall, the activity reflects a pronounced preference for calls, particularly at higher strike prices. The stock has seen active trading on 22 days in the last 30.
AI-generated summary
Prints on October 8, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| SNDK | Call | $1705.0000 | 10/09/26 (2d) | 9.3× | $3.0M | 61% | |
| SNDK | Call | $1715.0000 | 10/09/26 (2d) | 8.7× | $4.1M | 61% | |
| SNDK | Call | $1700.0000 | 10/09/26 (2d) | 7.4× | $20.3M | 62% | |
| SNDK | Put | $1725.0000 | 10/09/26 (2d) | 7.2× | $6.0M | 61% | |
| SNDK | Call | $1720.0000 | 10/09/26 (2d) | 7.1× | $7.1M | 62% | |
| SNDK | Put | $1705.0000 | 10/09/26 (2d) | 7.0× | $3.8M | 60% | |
| SNDK | Call | $1750.0000 | 12/18/26 (72d) | 6.0× | $19.7M | 62% | |
| SNDK | Call | $1650.0000 | 10/09/26 (2d) | 6.3× | $7.9M | 60% | |
| SNDK | Call | $1750.0000 | 10/09/26 (2d) | 5.7× | $7.6M | 64% | |
| SNDK | Call | $1727.5000 | 10/09/26 (2d) | 5.7× | $3.1M | 62% | |
| SNDK | Call | $1710.0000 | 10/09/26 (2d) | 5.5× | $4.3M | 61% | |
| SNDK | Put | $1710.0000 | 10/09/26 (2d) | 5.2× | $6.0M | 60% | |
| SNDK | Call | $1730.0000 | 10/09/26 (2d) | 5.2× | $5.0M | 62% | |
| SNDK | Call | $1725.0000 | 10/09/26 (2d) | 4.8× | $3.6M | 62% | |
| SNDK | Put | $1720.0000 | 10/09/26 (2d) | 4.3× | $6.2M | 61% | |
| SNDK | Call | $1670.0000 | 10/09/26 (2d) | 4.2× | $5.7M | 60% | |
| SNDK | Put | $1700.0000 | 10/09/26 (2d) | 4.0× | $11.3M | 60% | |
| SNDK | Call | $1695.0000 | 10/09/26 (2d) | 4.5× | $2.1M | 63% | |
| SNDK | Put | $1715.0000 | 10/09/26 (2d) | 4.3× | $2.7M | 64% | |
| SNDK | Call | $2180.0000 | 10/16/26 (9d) | 5.4× | $106K | 78% | |
| SNDK | Call | $1650.0000 | 10/16/26 (9d) | 3.9× | $9.1M | 57% | |
| SNDK | Call | $1800.0000 | 10/09/26 (2d) | 3.9× | $4.3M | 67% | |
| SNDK | Call | $1780.0000 | 10/09/26 (2d) | 4.3× | $642K | 65% | |
| SNDK | Call | $1770.0000 | 10/09/26 (2d) | 4.0× | $905K | 65% | |
| SNDK | Call | $1665.0000 | 10/09/26 (2d) | 3.4× | $3.6M | 60% | |
| SNDK | Call | $1660.0000 | 10/09/26 (2d) | 3.3× | $3.7M | 61% | |
| SNDK | Put | $1670.0000 | 10/09/26 (2d) | 3.5× | $1.9M | 60% | |
| SNDK | Put | $1640.0000 | 10/09/26 (2d) | 3.4× | $1.9M | 60% | |
| SNDK | Call | $1690.0000 | 10/09/26 (2d) | 3.0× | $2.8M | 61% | |
| SNDK | Call | $1675.0000 | 10/09/26 (2d) | 2.9× | $3.4M | 61% | |
| SNDK | Put | $1650.0000 | 10/09/26 (2d) | 2.9× | $3.7M | 60% | |
| SNDK | Call | $1825.0000 | 10/09/26 (2d) | 3.3× | $212K | 70% | |
| SNDK | Call | $1810.0000 | 10/09/26 (2d) | 3.1× | $298K | 68% | |
| SNDK | Call | $1900.0000 | 10/09/26 (2d) | 2.8× | $571K | 79% | |
| SNDK | Call | $1680.0000 | 10/09/26 (2d) | 2.4× | $4.3M | 60% | |
| SNDK | Put | $1660.0000 | 10/09/26 (2d) | 2.4× | $1.1M | 60% | |
| SNDK | Call | $1775.0000 | 10/09/26 (2d) | 2.6× | $354K | 65% | |
| SNDK | Call | $1700.0000 | 11/20/26 (44d) | 1.9× | $25.6M | 64% | |
| SNDK | Put | $1300.0000 | 01/19/29 (835d) | 1.8× | $26.0M | 62% | |
| SNDK | Put | $1675.0000 | 10/09/26 (2d) | 2.1× | $1.1M | 59% | |
| SNDK | Call | $1760.0000 | 10/09/26 (2d) | 2.1× | $533K | 64% | |
| SNDK | Call | $1740.0000 | 10/09/26 (2d) | 1.8× | $730K | 63% | |
| SNDK | Put | $1630.0000 | 10/09/26 (2d) | 1.8× | $527K | 60% | |
| SNDK | Put | $1680.0000 | 10/09/26 (2d) | 1.7× | $1.4M | 60% | |
| SNDK | Put | $1610.0000 | 10/09/26 (2d) | 1.9× | $338K | 61% | |
| SNDK | Put | $1625.0000 | 10/09/26 (2d) | 1.8× | $380K | 61% | |
| SNDK | Put | $1620.0000 | 10/09/26 (2d) | 1.7× | $403K | 61% | |
| SNDK | Put | $1600.0000 | 10/09/26 (2d) | 1.6× | $1.3M | 61% | |
| SNDK | Call | $1850.0000 | 10/09/26 (2d) | 1.5× | $692K | 73% | |
| SNDK | Call | $1895.0000 | 10/09/26 (2d) | 1.7× | $175K | 79% |
History
- 2026-10-0850 prints$155.8M calls$75.9M puts
- 2026-10-0754 prints$168.6M calls$79.7M puts
- 2026-10-0633 prints$50.1M calls$56.0M puts
- 2026-10-0521 prints$49.7M calls$27.9M puts
- 2026-10-0255 prints$60.8M calls$44.6M puts
- 2026-10-0159 prints$204.3M calls$18.8M puts
- 2026-09-3028 prints$142.5M calls$41.7M puts
- 2026-09-2928 prints$111.2M calls$48.2M puts
- 2026-09-2819 prints$76.7M calls$45.7M puts
- 2026-09-2563 prints$79.8M calls$27.6M puts
- 2026-09-2485 prints$138.0M calls$148.6M puts
- 2026-09-2370 prints$219.5M calls$82.2M puts
- 2026-09-2278 prints$438.2M calls$64.7M puts
- 2026-09-2144 prints$197.8M calls$54.5M puts
- 2026-09-1884 prints$1.2B calls$32.3M puts
- 2026-09-1757 prints$204.1M calls$65.7M puts
- 2026-09-1631 prints$68.0M calls$75.9M puts
- 2026-09-1541 prints$93.7M calls$78.4M puts
- 2026-09-1448 prints$124.0M calls$128.1M puts
- 2026-09-1175 prints$92.9M calls$143.6M puts
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