Unusual Options Activity
ENPH Unusual Options Activity - Enphase Energy
- Last active day
- August 21, 2026
- Active days (30d)
- 19
- Biggest recent print
- Put $55.0000 · $1.9M
AI summary
On August 21, 2026, Enphase Energy, Inc. (ENPH) experienced notable options activity, with a total of five prints recorded. The overall premium for puts significantly outweighed that of calls, totaling approximately $5.2 million for puts compared to $142,350 for calls. The most prominent transactions included a put option with a strike price of $55.00 expiring on the same day, which saw a premium of $1.9 million and a volume-to-open interest ratio of 3.6. Another significant print was a put option at a strike of $50.00, also expiring on August 21, with a premium of about $1.56 million and a volume-to-open interest ratio of 3.5. Additionally, a put option with a strike price of $40.00 expiring on August 28, 2026, recorded a premium of $740,080 and a volume-to-open interest ratio of 12.4. In contrast, the lone call option was a $75.00 strike expiring on December 18, 2026, with a premium of $142,350 and a volume-to-open interest ratio of 2.3.
AI-generated summary
Prints on August 21, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| ENPH | Put | $40.0000 | 08/28/26 (6d) | 12.4× | $740K | 63% | |
| ENPH | Put | $55.0000 | 08/21/26 (1d) | 3.6× | $1.9M | 527% | |
| ENPH | Put | $50.0000 | 08/21/26 (1d) | 3.5× | $1.6M | 226% | |
| ENPH | Call | $75.0000 | 12/18/26 (118d) | 2.3× | $142K | 80% | |
| ENPH | Put | $35.0000 | 06/17/27 (301d) | 1.7× | $996K | 70% |
History
- 2026-08-215 prints$142K calls$5.2M puts
- 2026-08-205 prints$518K calls$5.4M puts
- 2026-08-195 prints$1.5M calls$1.0M puts
- 2026-08-183 prints$937K calls$56K puts
- 2026-08-171 prints$1.4M calls$0K puts
- 2026-08-141 prints$1.4M calls$0K puts
- 2026-08-071 prints$54K calls$0K puts
- 2026-08-063 prints$351K calls$0K puts
- 2026-08-055 prints$6.8M calls$0K puts
- 2026-08-045 prints$6.8M calls$0K puts
- 2026-08-033 prints$354K calls$0K puts
- 2026-07-311 prints$0K calls$539K puts
- 2026-07-304 prints$113K calls$629K puts
- 2026-07-297 prints$460K calls$287K puts
- 2026-07-285 prints$347K calls$653K puts
- 2026-07-272 prints$191K calls$457K puts
- 2026-07-241 prints$191K calls$0K puts
- 2026-07-231 prints$1.0M calls$0K puts
- 2026-07-221 prints$1.0M calls$0K puts
- 2026-07-212 prints$461K calls$0K puts
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