Cisco CSCO
$93.85 −$1.87 (-1.95%)
Market closed · Nov 6, 8:10 pm ET · Last extended-hours $94.20 +0.37%
Open$96.63
Prev close$95.72
Day range$93.35 – $97.52
Volume23.10M
Market cap$369.49B
P/E (TTM)28.2
Dividend yield1.77%
Average implied volatility across the listed chain right now: 98%. 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.
Open interest by strike
Nearest listed expiry only. Calls above the line, puts below — clusters mark strikes where the market has built up the most open positions.
Implied volatility by strike
The “volatility smile”: strikes far from the current price often price in richer implied volatility than at-the-money strikes.
Calls
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 13 Nov 2026 | $94.00 | $5.20 | $4.40/$4.70 | 20 | 0 | 98% |
| 13 Nov 2026 | $93.00 | $5.12 | $4.90/$5.30 | 8 | 24 | 100% |
| 13 Nov 2026 | $95.00 | $4.05 | $4.00/$4.20 | 1,320 | 140 | 98% |
| 13 Nov 2026 | $92.00 | $5.70 | $5.40/$5.90 | 16 | 6 | 100% |
| 13 Nov 2026 | $96.00 | $3.75 | $2.77/$3.95 | 67 | 98 | 91% |
| 13 Nov 2026 | $91.00 | $6.35 | $5.80/$6.65 | 2 | 0 | 100% |
| 13 Nov 2026 | $97.00 | $3.37 | $2.82/$3.25 | 74 | 166 | 93% |
| 13 Nov 2026 | $90.00 | $6.75 | $6.70/$7.10 | 12 | 38 | 102% |
| 13 Nov 2026 | $98.00 | $2.93 | $2.63/$3.00 | 225 | 179 | 96% |
| 13 Nov 2026 | $89.00 | $9.15 | $7.25/$8.35 | 0 | 7 | 109% |
| 13 Nov 2026 | $99.00 | $2.48 | $2.37/$2.66 | 113 | 2 | 96% |
| 13 Nov 2026 | $88.00 | $9.90 | $7.90/$9.25 | 0 | 7 | 112% |
| 13 Nov 2026 | $100.00 | $2.16 | $2.04/$2.30 | 727 | 242 | 95% |
| 13 Nov 2026 | $87.00 | $10.65 | $8.25/$10.20 | 0 | 0 | 112% |
| 13 Nov 2026 | $101.00 | $2.00 | $1.64/$2.12 | 12 | 87 | 94% |
Puts
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 13 Nov 2026 | $94.00 | $4.52 | $4.10/$4.85 | 138 | 93 | 95% |
| 13 Nov 2026 | $93.00 | $4.04 | $3.60/$4.60 | 65 | 18 | 98% |
| 13 Nov 2026 | $95.00 | $5.05 | $4.70/$5.55 | 720 | 611 | 97% |
| 13 Nov 2026 | $92.00 | $3.64 | $3.20/$3.85 | 30 | 82 | 95% |
| 13 Nov 2026 | $96.00 | $5.45 | $5.10/$6.20 | 136 | 958 | 96% |
| 13 Nov 2026 | $91.00 | $3.25 | $2.85/$3.65 | 37 | 24 | 99% |
| 13 Nov 2026 | $97.00 | $6.02 | $5.85/$7.00 | 46 | 294 | 99% |
| 13 Nov 2026 | $90.00 | $2.80 | $2.55/$3.05 | 259 | 156 | 98% |
| 13 Nov 2026 | $98.00 | $6.67 | $6.10/$7.20 | 105 | 196 | 90% |
| 13 Nov 2026 | $89.00 | $2.25 | $2.20/$2.70 | 9 | 153 | 98% |
| 13 Nov 2026 | $99.00 | $7.18 | $7.10/$7.95 | 148 | 300 | 94% |
| 13 Nov 2026 | $88.00 | $2.05 | $2.00/$2.31 | 50 | 75 | 100% |
| 13 Nov 2026 | $100.00 | $8.37 | $7.85/$8.90 | 34 | 380 | 98% |
| 13 Nov 2026 | $87.00 | $1.68 | $1.59/$2.15 | 25 | 8 | 100% |
| 13 Nov 2026 | $101.00 | $8.57 | $8.40/$9.55 | 5 | 214 | 95% |
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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