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Kinder Morgan KMI

US equityMarket cap rank #241Oil & Gas MidstreamNatural Gas
$31.30
−$0.08 (-0.24%)
Market open · Sep 24, 2:00 pm ET
After hours $31.37 0.00%
Open$31.51
Prev close$31.37
Day range$31.13 – $31.58
Volume3.63M
Market cap$69.69B
P/E (TTM)20.2
Dividend yield3.75%

Average implied volatility across the listed chain right now: 37%. Implied volatility measures how big a price swing the options market is pricing in — there is no fixed “normal” level, it varies a lot by stock.

Calls

ExpiryStrikeLastBid/AskVolumeOpen interestIV
25 Sep 2026 $31.50 $0.60 $0.53/$0.67 267 130 23%
25 Sep 2026 $31.00 $1.05 $0.91/$1.06 95 258 25%
25 Sep 2026 $32.00 $0.35 $0.28/$0.38 480 320 23%
25 Sep 2026 $30.50 $1.50 $1.31/$1.50 8 28 24%
25 Sep 2026 $32.50 $0.24 $0.11/$0.21 315 100 23%
25 Sep 2026 $30.00 $2.04 $1.80/$1.97 4 30 27%
25 Sep 2026 $33.00 $0.07 $0.03/$0.08 87 1,342 22%
25 Sep 2026 $29.50 $2.61 $2.26/$2.45 9 12 0%
25 Sep 2026 $33.50 $0.05 $0.01/$0.06 7 0 25%
25 Sep 2026 $29.00 $3.03 $2.75/$2.95 11 16 0%
25 Sep 2026 $34.00 $0.03 $0.01/$0.03 13 4,573 27%
25 Sep 2026 $28.50 $2.85 $3.25/$3.45 0 0 0%
25 Sep 2026 $34.50 $0.03 $0.00/$0.04 0 1 34%
25 Sep 2026 $28.00 $3.34 $3.70/$3.95 0 0 0%
25 Sep 2026 $35.00 $0.02 $0.00/$0.04 0 14 37%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
25 Sep 2026 $31.50 $0.20 $0.21/$0.31 40 23 24%
25 Sep 2026 $31.00 $0.13 $0.10/$0.17 82 110 26%
25 Sep 2026 $32.00 $0.50 $0.45/$0.56 124 532 25%
25 Sep 2026 $30.50 $0.06 $0.02/$0.10 17 90 26%
25 Sep 2026 $32.50 $0.72 $0.74/$0.91 27 20 25%
25 Sep 2026 $30.00 $0.02 $0.02/$0.06 29 273 30%
25 Sep 2026 $33.00 $1.73 $1.14/$1.34 0 26 26%
25 Sep 2026 $29.50 $0.05 $0.00/$0.05 0 93 38%
25 Sep 2026 $33.50 $2.22 $1.60/$1.81 0 1 29%
25 Sep 2026 $29.00 $0.04 $0.00/$0.03 1 121 43%
25 Sep 2026 $34.00 $2.71 $2.09/$2.29 0 1 33%
25 Sep 2026 $28.50 $0.03 $0.00/$0.03 0 34 45%
25 Sep 2026 $34.50 $3.21 $2.58/$2.78 0 0 36%
25 Sep 2026 $28.00 $0.02 $0.00/$0.03 4 168 49%
25 Sep 2026 $35.00 $3.70 $3.05/$3.30 0 0 40%

Open interest = contracts currently outstanding (not yet closed out). Higher open interest generally means a strike/expiry is more actively traded and easier to get in and out of.

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