Unusual Options Activity
CMS Unusual Options Activity - CMS Energy
- Last active day
- August 21, 2026
- Active days (30d)
- 1
- Biggest recent print
- Call $70.0000 · $44K
AI summary
On August 21, 2026, CMS Energy Corporation saw unusual options activity with a notable call transaction. A single print was recorded for a call option with a strike price of $70, set to expire on September 18, 2026. The premium for this call was $43,840, indicating a significant investment in this option. The volume-to-open interest ratio for this transaction was 3.0, suggesting that the activity was notable relative to existing open positions. No put options were traded during this period, highlighting a clear focus on the call side of the market. This marked the only active day for CMS options in the past 30 days, indicating a potentially unique interest in this particular strike and expiration date.
AI-generated summary
Prints on August 21, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| CMS | Call | $70.0000 | 09/18/26 (27d) | 3.0× | $44K | 20% |
History
- 2026-08-211 prints$44K calls$0K puts
- 2026-07-161 prints$38K calls$0K puts
- 2026-07-151 prints$38K calls$0K puts
- 2026-02-191 prints$78K calls$0K puts
- 2026-02-171 prints$1.7M calls$0K puts
Related tickers