Kinder Morgan, Inc. options tape
Read from CBOE's delayed chain on 23 September 2026, with Kinder Morgan, Inc. at $31.27: open interest within 90 days was 76,111 call and 21,921 put contracts, a put/call ratio of 0.29; the day's volume was 4,695 calls and 2,069 puts (0.44). The most call open interest sits at the $34.00 strike (22,788 contracts) and the most put open interest at $31.00 (5,925). The at-the-money straddle for 25 September 2026, 2 days out, was priced at 2.2% of spot. For 16 October 2026, implied volatility was 27.0% at the put 5% below spot and 24.2% at the call 5% above, +2.7 points.
Where the open interest sits
| Side | Strike | Open interest |
|---|---|---|
| Calls | $34.00 | 22,788 |
| Puts | $31.00 | 5,925 |
The strike with the most open interest on each side, across expiries within 90 days.
Open interest built since 22 September 2026
| Contract | Open interest now | Change |
|---|---|---|
| 16 October 2026 call at $32.00 | 2,343 | +1,017 |
| 20 November 2026 call at $34.00 | 653 | +609 |
| 18 December 2026 call at $33.00 | 2,572 | +450 |
| 16 October 2026 call at $33.00 | 9,461 | +405 |
Contracts whose open interest rose by 250 or more against the previous day's snapshot.
Source
CBOE delayed quotes for KMI, the free 15-minute-delayed chain, read once a day. Figures describe positioning; they are not a forecast.
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