STRO (Sutro Biopharma, Inc.)
Expected Move & Straddle Price History
The expected move for STRO is derived from at-the-money straddle pricing — the market's implied one-standard-deviation move through the next 30 days. Comparing it to realized moves reveals when options are pricing in too much (premium-selling regime) vs too little (premium-buying regime).
Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.
Current STRO Expected Move
30-Day Straddle
$4.95
7-Day Straddle
$4.95
Avg IV
1.5%
IV Rank
12%
Implied one-standard-deviation move through the next 30 days. Compare to STRO's realized
move over the same window to gauge whether options are pricing in too much (premium-selling regime)
or too little (premium-buying regime). The
Expected Move Tracker ranks every symbol by
this measure.
STRO Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | Avg IV | IV Rank |
|---|---|---|---|---|
| 20260901 | $4.95 | $4.95 | 1.5% | 12% |
| 20260831 | $3.50 | $3.50 | 1.4% | 7% |
| 20260828 | $6.12 | $6.12 | 1.5% | 13% |
| 20260827 | $4.75 | $4.75 | 1.3% | 6% |
| 20260826 | $5.97 | $5.97 | 1.4% | 6% |
| 20260825 | $4.70 | $4.70 | 1.3% | 4% |
| 20260824 | $3.85 | $3.85 | 1.3% | 5% |
| 20260821 | $4.95 | $5.05 | 1.2% | 2% |
| 20260820 | $6.00 | $3.00 | 1.4% | 7% |
| 20260819 | $5.70 | $2.85 | 1.4% | 9% |
| 20260818 | $5.60 | $4.35 | 1.2% | 0% |
| 20260817 | $6.43 | $4.50 | 1.3% | 3% |
| 20260814 | $5.20 | $3.40 | 1.3% | 1% |
| 20260813 | $6.15 | $5.15 | 1.3% | 0% |
| 20260812 | $7.05 | $5.70 | 1.3% | 1% |
| 20260811 | $9.03 | $5.45 | 1.5% | 8% |
| 20260810 | $9.25 | $6.15 | 1.5% | 10% |
| 20260806 | $9.40 | $5.75 | 1.5% | 9% |
| 20260805 | $6.05 | $6.05 | 2.5% | 45% |
| 20260804 | $5.95 | $5.95 | 2.2% | 38% |
| 20260803 | $6.80 | $6.80 | 2.0% | 27% |
| 20260731 | $6.90 | $6.90 | 2.2% | 37% |
| 20260730 | $7.20 | $7.20 | 1.9% | 22% |
| 20260729 | $6.70 | $6.70 | 2.3% | 38% |
| 20260728 | $6.85 | $6.85 | 1.9% | 25% |
| 20260727 | $7.85 | $7.85 | 1.9% | 25% |
| 20260724 | $7.70 | $7.70 | 1.7% | 18% |
| 20260723 | $7.25 | $7.25 | 1.8% | 21% |
| 20260722 | $7.30 | $7.30 | 2.1% | 30% |
| 20260721 | $7.15 | $7.15 | 1.5% | 11% |
| 20260720 | $6.62 | $6.62 | 1.7% | 18% |
| 20260716 | $8.15 | $4.90 | 1.8% | 21% |
| 20260715 | $8.50 | $4.95 | 1.6% | 15% |
| 20260714 | $8.75 | $5.60 | 1.9% | 26% |
| 20260713 | $10.10 | $5.30 | 1.9% | 24% |
| 20260710 | $10.25 | $5.55 | 1.6% | 13% |
| 20260709 | $10.40 | $5.75 | 1.9% | 24% |
| 20260708 | $11.40 | $6.68 | 1.6% | 15% |
| 20260707 | $12.00 | $7.45 | 2.1% | 31% |
| 20260706 | $10.90 | $6.35 | 1.7% | 17% |
| 20260702 | $7.45 | $7.45 | 1.9% | 25% |
| 20260701 | $7.62 | $7.62 | 1.9% | 26% |
| 20260630 | $8.53 | $8.53 | 1.7% | 18% |
| 20260629 | $8.80 | $8.80 | 1.7% | 19% |
| 20260626 | $7.75 | $7.75 | 1.7% | 18% |
| 20260625 | $9.00 | $9.00 | 1.6% | 15% |
| 20260624 | $7.95 | $7.95 | 1.7% | 18% |
| 20260623 | $8.50 | $8.50 | 1.6% | 13% |
| 20260622 | $8.75 | $8.75 | 1.6% | 12% |
| 20260618 | $8.40 | $3.90 | 1.5% | 11% |
| 20260617 | $8.75 | $4.60 | 1.6% | 14% |
| 20260616 | $8.93 | $4.78 | 1.5% | 12% |
| 20260615 | $9.30 | $5.10 | 1.4% | 7% |
| 20260613 | $9.20 | $4.40 | 1.5% | 9% |
| 20260612 | $9.20 | $4.40 | 1.4% | 7% |
| 20260611 | $8.85 | $5.33 | 1.5% | 10% |
| 20260610 | $8.75 | $5.60 | 1.5% | 10% |
| 20260609 | $8.35 | $5.88 | 1.5% | 7% |
| 20260608 | $8.75 | $5.85 | 1.5% | 8% |
| 20260605 | $8.80 | $6.00 | 1.5% | 6% |