Unusual Options Activity
WDC Unusual Options Activity - Western Digital
- Last active day
- August 21, 2026
- Active days (30d)
- 22
- Biggest recent print
- Put $550.0000 · $10.7M
AI summary
On August 21, 2026, Western Digital Corporation (WDC) experienced notable options activity with a total of three prints. The call premium amounted to $570,180, while put premiums were significantly higher at $15,771,869, indicating a strong preference for puts on this day. The most prominent print was a call option with a strike price of $700, set to expire on October 16, 2026, which had a volume-to-open interest ratio of 2.2. In contrast, two put options were particularly active, both expiring on the same day, August 21, 2026. The first had a strike price of $550, with a premium of $10,707,144 and a volume-to-open interest ratio of 1.5. The second put option had a strike price of $540 and a premium of $5,064,725, also reflecting a volume-to-open interest ratio of 1.5. Over the last 30 days, WDC has seen options activity on 22 days.
AI-generated summary
Prints on August 21, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| WDC | Call | $700.0000 | 10/16/26 (57d) | 2.2× | $570K | 77% | |
| WDC | Put | $550.0000 | 08/21/26 (1d) | 1.5× | $10.7M | 166% | |
| WDC | Put | $540.0000 | 08/21/26 (1d) | 1.5× | $5.1M | 168% |
History
- 2026-08-213 prints$570K calls$15.8M puts
- 2026-08-204 prints$570K calls$16.9M puts
- 2026-08-192 prints$372K calls$1.1M puts
- 2026-08-185 prints$3.0M calls$3.5M puts
- 2026-08-175 prints$2.6M calls$7.4M puts
- 2026-08-145 prints$1.1M calls$4.0M puts
- 2026-08-121 prints$263K calls$0K puts
- 2026-08-118 prints$20.5M calls$1.1M puts
- 2026-08-107 prints$20.2M calls$1.1M puts
- 2026-08-0714 prints$356K calls$9.4M puts
- 2026-08-0627 prints$8.2M calls$16.3M puts
- 2026-08-0518 prints$8.0M calls$12.1M puts
- 2026-08-044 prints$2.7M calls$5.3M puts
- 2026-08-031 prints$3.5M calls$0K puts
- 2026-07-317 prints$11.3M calls$56K puts
- 2026-07-306 prints$5.5M calls$12.3M puts
- 2026-07-298 prints$1.0M calls$26.4M puts
- 2026-07-286 prints$1.0M calls$14.1M puts
- 2026-07-274 prints$6.2M calls$169K puts
- 2026-07-247 prints$8.0M calls$2.1M puts
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