# Volatility Strike Skew for SPIR

> Implied volatility strike skew chart for SPIR 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.

## SPIR quote

Quote as of Nov 9, 2026.

| Field | Value |
|---|---|
| Last | 9.46 |
| Change | +0.81 |
| Open | 8.69 |
| Previous | 8.65 |
| High | 9.60 |
| Low | 8.65 |
| Bid | - |
| Ask | - |
| Volume | 521,696 |
| Trades | - |
| Dividend | - |
| Yield | - |
| Ex-Div | - |
| Split Date | Dec 26, 2000 |
| Impl Vol | 80.3% |
| Hist Vol | 96.2% |
| Opt Volume | 303 |
| Open Int | 21,982 |

On Oct 19, 2026, SPIR options across all expirations averaged 76.6% implied volatility for calls and 76.8% for puts (volume-weighted): puts and calls are priced about the same.

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

All expirations: 2026-11-20, 2026-12-18, 2027-01-15, 2027-02-19, 2027-05-21.

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/SPIR.md?view=time`.

| Strike | Volume | Call IVol | Put IVol |
|---|---:|---:|---:|
| All | 217 | 76.6% | 76.8% |
| 6.00 | 10 | - | 79.7% |
| 7.00 | 28 | - | 75.2% |
| 8.00 | 1 | - | 70.5% |
| 9.00 | 46 | 77.0% | 67.5% |
| 10.00 | 62 | 77.8% | 79.4% |
| 11.00 | 57 | 73.7% | - |
| 12.00 | 3 | 97.4% | - |
| 13.00 | 10 | 81.2% | 57.6% |

## More for SPIR

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

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