# Quote for STRO (SUTRO BIOPHARMA INC. COMMON ST)

> STRO stock quote with implied and historical volatility, option volume and open interest, and the best option strategy candidates for STRO.

Quote as of Nov 9, 2026 (end of day).

| Field | Value |
|---|---|
| Last | 10.61 |
| Change | +0.99 |
| Open | 9.85 |
| Previous | 9.62 |
| High | 10.77 |
| Low | 9.32 |
| Bid | - |
| Ask | - |
| Volume | 268,510 |
| Trades | - |
| Dividend | - |
| Yield | - |
| Ex-Div | - |
| Split Date | - |
| Impl Vol | 177.0% |
| Hist Vol | 264.4% |
| Opt Volume | 7 |
| Open Int | 1,219 |

## Option strategies

The best candidates for STRO from each strategy screener. **Data is delayed** from Oct 19, 2026. [Subscribe](https://www.optionistics.com/subscribe) to get the latest end-of-day data.

### Bull Put Spreads

| Short | Long | Credit | Width |
|---|---|---|---|
| [Feb 19 '27 15.00](https://www.optionistics.com/quotes/option-prices.md?optsym=STRO%20%20270219P00015000) | [Feb 19 '27 12.50](https://www.optionistics.com/quotes/option-prices.md?optsym=STRO%20%20270219P00012500) | 3.60 | 2.50 |
| [Nov 20 '26 15.00](https://www.optionistics.com/quotes/option-prices.md?optsym=STRO%20%20261120P00015000) | [Nov 20 '26 12.50](https://www.optionistics.com/quotes/option-prices.md?optsym=STRO%20%20261120P00012500) | 1.77 | 2.50 |
| [Feb 19 '27 15.00](https://www.optionistics.com/quotes/option-prices.md?optsym=STRO%20%20270219P00015000) | [Feb 19 '27 10.00](https://www.optionistics.com/quotes/option-prices.md?optsym=STRO%20%20270219P00010000) | 2.10 | 5.00 |

All candidates: [Bull Put Spreads screener](https://www.optionistics.com/screener/bull-put-spreads/STRO.md)

### Calendar Put Spreads

| Short | Long | Debit | Months |
|---|---|---|---|
| [Nov 20 '26 12.50](https://www.optionistics.com/quotes/option-prices.md?optsym=STRO%20%20261120P00012500) | [Feb 19 '27 12.50](https://www.optionistics.com/quotes/option-prices.md?optsym=STRO%20%20270219P00012500) | 2.49 | 3 |

All candidates: [Calendar Put Spreads screener](https://www.optionistics.com/screener/calendar-put-spreads/STRO.md)

## More for STRO

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

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