# Volatility Strike Skew for SION

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

Data as of Oct 19, 2026 (end of day). **Data is delayed**: the latest session is Nov 9, 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.

## SION quote

Quote as of Nov 9, 2026.

| Field | Value |
|---|---|
| Last | 3.57 |
| Change | +0.29 |
| Open | 3.31 |
| Previous | 3.28 |
| High | 3.61 |
| Low | 3.22 |
| Bid | - |
| Ask | - |
| Volume | 1,089,210 |
| Trades | - |
| Dividend | - |
| Yield | - |
| Ex-Div | - |
| Split Date | - |
| Impl Vol | 100.8% |
| Hist Vol | 259.4% |
| Opt Volume | 48 |
| Open Int | 11,486 |

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

All expirations: 2026-11-20, 2026-12-18, 2027-01-15, 2027-04-16.

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: 2026-10-19, 2026-10-16, 2026-10-15, 2026-10-14, 2026-10-13, 2026-10-12). Example: `/screener/volatility-skew/SION.md?view=time`.

| Strike | Volume | Call IVol | Put IVol |
|---|---:|---:|---:|
| All | 7 | 112.8% | - |
| 5.00 | 7 | 112.8% | - |

## More for SION

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

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