Unusual Options Activity
KLAC Unusual Options Activity - KLA
- Last active day
- August 21, 2026
- Active days (30d)
- 16
- Biggest recent print
- Put $234.0000 · $47.5M
AI summary
On August 21, 2026, KLA Corporation (KLAC) saw significant options activity, primarily in put options. A total of 11 prints were recorded, with the put premium amounting to approximately $141.97 million, while no call premiums were noted. The largest trades included a put option at the $234 strike, which generated a premium of about $47.53 million, with a volume-to-open interest ratio of 6.3. Other notable prints included puts at the $248 strike with a premium of $14.23 million (Vol/OI 6.5), and the $230 strike at $22.69 million (Vol/OI 6.0). Additional puts were traded at various strikes, including $232, $240, and $218, each contributing significantly to the overall put premium. The activity reflects a concentrated interest in the downside protection for KLAC, with active trading observed on 16 days in the past month. Overall, this unusual options activity indicates a strong focus on put options for this expiration date.
AI-generated summary
Prints on August 21, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| KLAC | Put | $234.0000 | 08/21/26 (1d) | 6.3× | $47.5M | 244% | |
| KLAC | Put | $248.0000 | 08/21/26 (1d) | 6.5× | $14.2M | 310% | |
| KLAC | Put | $230.0000 | 08/21/26 (1d) | 6.0× | $22.7M | 234% | |
| KLAC | Put | $232.0000 | 08/21/26 (1d) | 5.9× | $26.3M | 230% | |
| KLAC | Put | $240.0000 | 08/21/26 (1d) | 5.6× | $6.9M | 282% | |
| KLAC | Put | $218.0000 | 08/21/26 (1d) | 4.7× | $14.9M | 289% | |
| KLAC | Put | $224.0000 | 08/21/26 (1d) | 4.0× | $2.2M | 188% | |
| KLAC | Put | $220.0000 | 08/21/26 (1d) | 3.8× | $4.2M | 275% | |
| KLAC | Put | $222.0000 | 08/21/26 (1d) | 3.7× | $2.3M | 129% | |
| KLAC | Put | $168.0000 | 09/18/26 (29d) | 3.5× | $547K | 58% | |
| KLAC | Put | $100.0000 | 09/18/26 (27d) | 2.7× | $32K | 97% |
History
- 2026-08-2111 prints$0K calls$142.0M puts
- 2026-08-2010 prints$0K calls$141.9M puts
- 2026-08-171 prints$785K calls$0K puts
- 2026-08-142 prints$829K calls$0K puts
- 2026-08-132 prints$44K calls$1.2M puts
- 2026-08-121 prints$0K calls$1.2M puts
- 2026-08-053 prints$103K calls$3.4M puts
- 2026-08-044 prints$1.6M calls$3.4M puts
- 2026-08-031 prints$1.5M calls$0K puts
- 2026-07-312 prints$1.5M calls$2.1M puts
- 2026-07-303 prints$1.5M calls$2.8M puts
- 2026-07-293 prints$0K calls$10.3M puts
- 2026-07-284 prints$1.6M calls$13.0M puts
- 2026-07-272 prints$1.6M calls$3.4M puts
- 2026-07-231 prints$4.3M calls$0K puts
- 2026-07-223 prints$4.3M calls$2.2M puts
- 2026-07-214 prints$0K calls$2.3M puts
- 2026-07-205 prints$0K calls$994K puts
- 2026-07-177 prints$0K calls$32.6M puts
- 2026-07-165 prints$4.2M calls$31.8M puts
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