Unusual Options Activity
CMI Unusual Options Activity - Cummins
- Last active day
- September 18, 2026
- Active days (30d)
- 4
- Biggest recent print
- Put $600.0000 · $5.8M
AI summary
On September 18, 2026, unusual options activity was observed in Cummins Inc. (CMI) with two notable prints. The total put premium reached approximately $11 million, indicating a significant interest in put options. The top prints included a put option with a strike price of $610, which had a premium of about $5.34 million and a volume-to-open interest ratio of 4.5. Another put option at a strike price of $600 had a premium of approximately $5.75 million, with a volume-to-open interest ratio of 4.2. This activity is noteworthy given that there have been only four active days in the options market for CMI over the past 30 days. The substantial put premiums and the high volume-to-open interest ratios suggest a strong focus on downside protection or bearish sentiment among traders for this stock.
AI-generated summary
CMI was last active on September 18, 2026.
Prints on September 18, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| CMI | Put | $610.0000 | 09/18/26 (1d) | 4.5× | $5.3M | 104% | |
| CMI | Put | $600.0000 | 09/18/26 (1d) | 4.2× | $5.8M | 94% |
History
- 2026-09-182 prints$0K calls$11.1M puts
- 2026-09-172 prints$0K calls$11.1M puts
- 2026-08-212 prints$22.8M calls$0K puts
- 2026-08-202 prints$22.8M calls$0K puts
- 2026-05-224 prints$99.3M calls$0K puts
- 2026-05-211 prints$722K calls$0K puts
- 2026-05-041 prints$2.1M calls$0K puts
- 2026-02-207 prints$334.5M calls$0K puts
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