CMS · Cms Energy Corp
$71.11
+0.60 (+0.85%)
At close · Aug 14
Market Cap
$22.30B
Shares
313.58M
Positioning
Aug 21, 2026 · 5 days to expiryPut / call OI
—
dated and unknown snapshot sessions
Open interest
—
dated and unknown snapshot sessions
Volume
—
dated and unknown snapshot sessions
Chain
Click any strike for greeks, breakeven and the calculator| Calls | Puts | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OI | Vol | IV | Δ | Last | Strike | Last | Δ | IV | Vol | OI |
| 0 | — | — | — | — | — | — | — | — | 0 | |
| 0 | — | — | — | — | — | — | — | — | 0 | |
| 0 | — | — | — | — | — | — | — | — | 0 | |
| 0 | — | — | — | — | — | -0.067 | 151.9% | — | 0 | |
| 0 | — | — | — | — | $0.10 | -0.09 | 109.8% | 2 | 91 | |
| 0 | — | — | — | — | $0.05 | -0.129 | 68.8% | 2 | 4 | |
| 252 | 53 | 22.5% | 0.722 | $1.60 | $0.50 | -0.31 | 26.9% | 12 | 107 | |
| 299 | 148 | 32.9% | 0.094 | $0.20 | $5.00 | -0.803 | 49.5% | 1 | 0 | |
| 305 | 83 | 62.9% | 0.064 | $0.20 | $4.75 | -0.877 | 80.5% | 20 | 0 | |
| 10 | 10 | 109% | 0.099 | $0.08 | $9.10 | -0.937 | 93% | 2 | 0 | |
| 0 | 1 | — | — | $0.05 | — | -0.898 | 143.1% | — | 0 | |
| 0 | — | — | — | — | — | -0.915 | 164.8% | — | 0 | |
| 0 | — | — | — | — | — | -0.958 | 156.4% | — | 0 | |
| 0 | — | — | — | — | — | -0.968 | 165.7% | — | 0 | |
| 0 | — | — | — | — | — | -0.942 | 212% | — | 0 | |
About this data
Each contract's last price, volume, greeks, implied volatility and open interest belongs to the snapshot session shown in its details; unknown means the provider omitted the timestamp. This chain has mixed snapshot sessions · Jul 8, 2026–Aug 14, 2026; 19 unknown. Cross-contract positioning totals are shown only when every returned row has the same known session. Bid and ask are not included on this plan.
In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown.
Key facts
CIK
811156
CUSIP
125896100
13F (30d)
740 filings
712 filers
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