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
$8.15
7-Day Straddle
$4.90
Avg IV
1.8%
IV Rank
21%
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 |
|---|---|---|---|---|
| 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% |
| 20260604 | $10.65 | $6.70 | 1.4% | 6% |
| 20260603 | $9.50 | $6.10 | 1.4% | 4% |
| 20260602 | $6.10 | $6.10 | 1.8% | 16% |
| 20260601 | $6.90 | $6.90 | 1.8% | 14% |
| 20260529 | $6.70 | $6.70 | 1.6% | 11% |
| 20260528 | $6.88 | $6.88 | 1.5% | 7% |
| 20260527 | $7.53 | $7.53 | 1.5% | 8% |
| 20260526 | $7.30 | $7.30 | 1.6% | 11% |
| 20260522 | $6.60 | $6.60 | 1.5% | 6% |
| 20260521 | $8.10 | $8.10 | 1.5% | 7% |
| 20260520 | $8.30 | $8.30 | 1.4% | 5% |
| 20260519 | $8.88 | $8.88 | 1.4% | 3% |
| 20260518 | $9.40 | $9.40 | 1.5% | 6% |
| 20260515 | $10.50 | $4.65 | 1.5% | 6% |
| 20260514 | $11.50 | $5.03 | 1.5% | 6% |
| 20260513 | $11.25 | $5.00 | 1.4% | 5% |
| 20260512 | $11.55 | $5.35 | 1.4% | 6% |
| 20260511 | $11.85 | $5.65 | 1.3% | 3% |
| 20260510 | $12.40 | $5.78 | 1.5% | 7% |
| 20260508 | $12.40 | $5.78 | 1.4% | 6% |
| 20260507 | $12.65 | $5.95 | 1.5% | 6% |
| 20260506 | $11.95 | $6.65 | 1.4% | 5% |
| 20260505 | $11.55 | $7.10 | 1.3% | 3% |
| 20260504 | $13.35 | $7.28 | 1.3% | 1% |
| 20260502 | $6.75 | $6.75 | 3.9% | 68% |
| 20260501 | $6.75 | $6.75 | 2.9% | 43% |
| 20260430 | $7.50 | $7.50 | 3.8% | 65% |
| 20260429 | $7.33 | $7.33 | 3.4% | 57% |
| 20260428 | $5.97 | $5.97 | 3.4% | 55% |
| 20260427 | $6.47 | $6.47 | 3.3% | 52% |
| 20260424 | $6.95 | $6.95 | 3.2% | 49% |