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Cisco CSCO

$105.72
−$0.71 (-0.67%)
Market open · Sep 24, 2:00 pm ET
After hours $106.27 -0.15%
Open$105.65
Prev close$106.43
Day range$105.06 – $106.55
Volume6.82M
Market cap$416.80B
P/E (TTM)31.7
Dividend yield1.57%

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 $106.00 $3.61 $3.05/$5.00 10 16 30%
25 Sep 2026 $105.00 $4.35 $4.40/$5.90 52 88 38%
25 Sep 2026 $107.00 $2.74 $3.10/$3.60 7 22 32%
25 Sep 2026 $104.00 $5.18 $4.80/$7.60 5 8 45%
25 Sep 2026 $108.00 $2.59 $2.44/$2.80 129 226 30%
25 Sep 2026 $103.00 $7.46 $6.35/$8.15 0 30 51%
25 Sep 2026 $109.00 $2.10 $1.89/$2.16 1,524 363 30%
25 Sep 2026 $102.00 $7.86 $6.75/$9.25 242 13 48%
25 Sep 2026 $110.00 $1.48 $1.35/$1.63 1,188 332 30%
25 Sep 2026 $101.00 $9.38 $7.15/$10.50 0 29 46%
25 Sep 2026 $111.00 $1.15 $0.98/$1.11 2,385 282 29%
25 Sep 2026 $100.00 $9.00 $8.65/$11.05 96 109 51%
25 Sep 2026 $112.00 $0.73 $0.66/$0.81 870 454 29%
25 Sep 2026 $99.00 $11.34 $8.85/$12.50 0 23 45%
25 Sep 2026 $113.00 $0.55 $0.45/$0.53 1,097 974 29%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
25 Sep 2026 $106.00 $0.63 $0.37/$0.51 802 187 29%
25 Sep 2026 $105.00 $0.42 $0.22/$0.43 165 463 31%
25 Sep 2026 $107.00 $0.66 $0.66/$0.82 913 176 31%
25 Sep 2026 $104.00 $0.29 $0.14/$0.31 49 194 32%
25 Sep 2026 $108.00 $0.95 $0.88/$1.05 1,031 279 29%
25 Sep 2026 $103.00 $0.19 $0.10/$0.22 170 325 33%
25 Sep 2026 $109.00 $1.36 $1.26/$1.46 375 212 29%
25 Sep 2026 $102.00 $0.12 $0.03/$0.41 252 72 40%
25 Sep 2026 $110.00 $1.90 $1.72/$2.06 206 430 29%
25 Sep 2026 $101.00 $0.09 $0.00/$0.15 112 25 37%
25 Sep 2026 $111.00 $2.41 $2.27/$2.67 33 127 29%
25 Sep 2026 $100.00 $0.06 $0.04/$0.09 1,503 737 38%
25 Sep 2026 $112.00 $3.75 $2.83/$3.45 42 268 29%
25 Sep 2026 $99.00 $0.05 $0.00/$0.08 8 17 40%
25 Sep 2026 $113.00 $3.51 $3.55/$4.25 0 72 29%

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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