# Volatility Strike Skew for CSCO

> Implied volatility strike skew chart for CSCO with option volume overlay.

Data as of Oct 20, 2026 (end of day). **Data is delayed**: the latest session is Nov 10, 2026. [Subscribe](https://www.optionistics.com/subscribe) to get the latest end-of-day data.

Volume-weighted call and put implied volatility per strike for the chosen expiration, with option volume bars.

## CSCO quote

Quote as of Nov 10, 2026.

| Field | Value |
|---|---|
| Last | 98.15 |
| Change | -0.50 |
| Open | 97.33 |
| Previous | 98.65 |
| High | 99.00 |
| Low | 96.42 |
| Bid | - |
| Ask | - |
| Volume | 17,493,013 |
| Trades | - |
| Dividend | 0.29 |
| Yield | 3.48% |
| Ex-Div | Oct 4, 2017 |
| Split Date | Mar 23, 2000 |
| Impl Vol | 64.9% |
| Hist Vol | 36.5% |
| Opt Volume | 50,605 |
| Open Int | 871,805 |

On Oct 20, 2026, CSCO options across all expirations averaged 39.1% implied volatility for calls and 40.7% for puts (volume-weighted): puts trade 1.6 points above calls, the usual downside skew.

Strike skew, all expirations, near the money, volume accumulated over 1 day.

All expirations: 2026-10-23, 2026-10-30, 2026-11-06, 2026-11-13, 2026-11-20, 2026-11-27, 2026-12-18, 2027-01-15, 2027-03-19, 2027-04-16, 2027-06-17, 2027-09-17, 2027-12-17, 2028-01-21, 2028-06-16, 2028-12-15, 2029-01-19.

Change the view with query parameters: `view` (strike, time), `expiration` (strike skew: all or YYYY-MM-DD), `zoom` (strike skew: in, out, all), `strike` (time skew: one strike or all), `days` (1-5 or 10 sessions of volume), `date` (an earlier session: 2026-10-20, 2026-10-19, 2026-10-16, 2026-10-15, 2026-10-14, 2026-10-13). Example: `/screener/volatility-skew/CSCO.md?view=time`.

| Strike | Volume | Call IVol | Put IVol |
|---|---:|---:|---:|
| All | 17,619 | 39.1% | 40.7% |
| 82.50 | 73 | 44.2% | 40.8% |
| 85.00 | 69 | 43.3% | 67.2% |
| 87.50 | 263 | 47.4% | 40.5% |
| 90.00 | 260 | 49.6% | 54.0% |
| 92.50 | 678 | 38.5% | 39.7% |
| 93.00 | 11 | 60.4% | 40.3% |
| 94.00 | 17 | 56.3% | 43.9% |
| 95.00 | 582 | 42.8% | 44.2% |
| 96.00 | 91 | 48.0% | 40.5% |
| 97.00 | 298 | - | 38.9% |
| 97.50 | 72 | 39.0% | 40.2% |
| 98.00 | 255 | 46.2% | 43.2% |
| 99.00 | 119 | - | 37.8% |
| 100.00 | 1,262 | 40.2% | 39.8% |
| 101.00 | 186 | - | 38.7% |
| 102.00 | 186 | - | 39.1% |
| 103.00 | 263 | - | 40.3% |
| 104.00 | 1,083 | 37.9% | 38.9% |
| 105.00 | 1,758 | 38.4% | 40.9% |
| 106.00 | 1,612 | 37.8% | 38.6% |
| 107.00 | 1,044 | 40.0% | 39.0% |
| 108.00 | 720 | 37.0% | 34.4% |
| 109.00 | 810 | 35.4% | 40.2% |
| 110.00 | 1,300 | 37.4% | 40.1% |
| 111.00 | 276 | 35.8% | 39.8% |
| 112.00 | 152 | 37.5% | 44.2% |
| 113.00 | 215 | 35.6% | 31.7% |
| 114.00 | 152 | 34.8% | 40.8% |
| 115.00 | 746 | 38.4% | 45.2% |
| 116.00 | 42 | 35.3% | 40.4% |
| 117.00 | 121 | 36.1% | 45.0% |
| 118.00 | 155 | 39.7% | 46.5% |
| 119.00 | 27 | 36.6% | - |
| 120.00 | 714 | 39.8% | 48.8% |
| 121.00 | 82 | 45.0% | - |
| 122.00 | 486 | 46.5% | - |
| 123.00 | 43 | 40.8% | - |
| 124.00 | 27 | 43.8% | - |
| 125.00 | 480 | 41.6% | 40.7% |
| 126.00 | 9 | 45.2% | - |
| 127.00 | 8 | 51.9% | - |
| 128.00 | 6 | 62.8% | - |
| 129.00 | 10 | 76.9% | - |
| 130.00 | 850 | 39.5% | 191.1% |
| 131.00 | 6 | 46.2% | 176.3% |

## More for CSCO

- [Quote](https://www.optionistics.com/quotes/stock-quotes/CSCO.md)
- [Option chain](https://www.optionistics.com/quotes/stock-option-chains/CSCO.md)
- [Price history](https://www.optionistics.com/quotes/stock-prices/CSCO.md)
- [10 day snapshot](https://www.optionistics.com/snapshot.md?symbol=CSCO)
- [Strike Pegger (max pain)](https://www.optionistics.com/quotes/strike-pegger/CSCO.md)
- [Volatility skew](https://www.optionistics.com/screener/volatility-skew/CSCO.md)
- [Put/call ratio](https://www.optionistics.com/screener/put-call-ratio/CSCO.md)
- [Trade finder](https://www.optionistics.com/screener/stock-trade-finder/CSCO.md)

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