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Constellation Energy CEG

US equityMarket cap rank #170Nuclear Power
$262.34
−$1.54 (-0.58%)
Market open · Sep 24, 2:00 pm ET
After hours $263.50 -0.14%
Open$261.02
Prev close$263.88
Day range$258.50 – $263.83
Volume865.5K
Market cap$92.95B
P/E (TTM)25.6
Dividend yield0.62%

Average implied volatility across the listed chain right now: 42%. 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 $262.50 $3.60 $3.30/$3.60 103 16 40%
25 Sep 2026 $260.00 $4.40 $4.20/$5.20 50 15 42%
25 Sep 2026 $265.00 $2.60 $2.55/$3.10 36 57 41%
25 Sep 2026 $257.50 $5.25 $5.30/$6.40 163 8 42%
25 Sep 2026 $267.50 $1.90 $1.90/$2.30 18 8 40%
25 Sep 2026 $255.00 $6.57 $6.70/$7.50 4 10 41%
25 Sep 2026 $270.00 $1.55 $1.50/$1.80 269 76 41%
25 Sep 2026 $252.50 $12.54 $8.20/$8.90 0 0 42%
25 Sep 2026 $272.50 $1.24 $0.90/$1.40 40 25 40%
25 Sep 2026 $250.00 $10.00 $9.80/$10.40 3 21 41%
25 Sep 2026 $275.00 $0.86 $0.80/$1.00 31 158 41%
25 Sep 2026 $247.50 $11.60 $11.50/$12.50 1 1 42%
25 Sep 2026 $277.50 $2.70 $0.25/$1.05 2 10 41%
25 Sep 2026 $245.00 $12.09 $11.60/$14.80 3 3 35%
25 Sep 2026 $280.00 $0.75 $0.40/$0.50 212 100 41%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
25 Sep 2026 $262.50 $8.94 $8.40/$9.70 10 31 42%
25 Sep 2026 $260.00 $7.65 $6.90/$7.50 42 136 40%
25 Sep 2026 $265.00 $11.53 $10.20/$11.50 7 116 43%
25 Sep 2026 $257.50 $5.95 $5.50/$6.20 58 55 40%
25 Sep 2026 $267.50 $12.76 $12.10/$13.30 29 15 43%
25 Sep 2026 $255.00 $4.90 $4.40/$5.00 75 135 40%
25 Sep 2026 $270.00 $15.80 $13.20/$15.90 24 361 42%
25 Sep 2026 $252.50 $3.65 $3.40/$3.90 82 22 40%
25 Sep 2026 $272.50 $12.94 $15.80/$18.70 0 21 49%
25 Sep 2026 $250.00 $2.80 $2.60/$3.00 68 197 41%
25 Sep 2026 $275.00 $19.89 $17.50/$20.50 1 93 45%
25 Sep 2026 $247.50 $2.15 $1.90/$2.20 27 16 40%
25 Sep 2026 $277.50 $16.85 $20.50/$23.00 0 1 52%
25 Sep 2026 $245.00 $1.65 $1.40/$1.75 80 83 41%
25 Sep 2026 $280.00 $22.05 $22.00/$25.00 11 57 45%

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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