HTFL (Heartflow, Inc. Common Stock)
Expected Move & Straddle Price History
The expected move for HTFL 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 HTFL Expected Move
30-Day Straddle
$6.65
7-Day Straddle
$6.65
Avg IV
1.5%
IV Rank
67%
Implied one-standard-deviation move through the next 30 days. Compare to HTFL'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.
HTFL Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | Avg IV | IV Rank |
|---|---|---|---|---|
| 20260925 | $6.65 | $6.65 | 1.5% | 67% |
| 20260924 | $7.30 | $7.30 | 1.3% | 47% |
| 20260923 | $7.50 | $7.50 | 1.5% | 67% |
| 20260922 | $7.65 | $7.65 | 1.6% | 68% |
| 20260921 | $7.20 | $7.20 | 1.5% | 61% |
| 20260918 | $8.55 | $1.07 | 1.3% | 39% |
| 20260917 | $7.82 | $1.90 | 1.4% | 51% |
| 20260916 | $7.88 | $3.65 | 1.3% | 40% |
| 20260915 | $8.15 | $3.65 | 1.4% | 52% |
| 20260914 | $8.35 | $3.50 | 1.1% | 26% |
| 20260911 | $8.20 | $3.00 | 1.1% | 24% |
| 20260910 | $7.32 | $3.95 | 1.3% | 19% |
| 20260909 | $8.60 | $4.10 | 1.3% | 16% |
| 20260908 | $8.73 | $5.92 | 1.3% | 19% |
| 20260904 | $9.05 | $5.30 | 1.2% | 14% |
| 20260903 | $9.05 | $5.17 | 1.1% | 11% |
| 20260902 | $5.45 | $5.45 | 1.9% | 41% |
| 20260901 | $4.55 | $4.55 | 1.5% | 26% |
| 20260831 | $5.85 | $5.85 | 1.2% | 13% |
| 20260828 | $5.65 | $5.65 | 1.5% | 26% |
| 20260827 | $5.90 | $5.90 | 1.6% | 30% |
| 20260826 | $6.70 | $6.70 | 1.6% | 29% |
| 20260825 | $6.78 | $6.78 | 1.6% | 28% |
| 20260824 | $6.95 | $6.95 | 1.1% | 10% |
| 20260821 | $6.60 | $0.57 | 1.0% | 5% |
| 20260820 | $6.97 | $2.55 | 1.1% | 10% |
| 20260819 | $7.40 | $2.73 | 0.9% | 3% |
| 20260818 | $6.88 | $2.52 | 1.0% | 4% |
| 20260817 | $6.65 | $2.98 | 1.0% | 5% |
| 20260814 | $7.42 | $3.78 | 1.3% | 16% |
| 20260813 | $6.60 | $3.88 | 1.1% | 10% |
| 20260812 | $7.20 | $5.35 | 0.9% | 2% |
| 20260811 | $7.30 | $5.15 | 1.1% | 8% |
| 20260810 | $7.23 | $4.83 | 1.1% | 10% |
| 20260806 | $6.57 | $6.28 | 0.9% | 2% |
| 20260805 | $5.72 | $5.72 | 1.4% | 23% |
| 20260804 | $5.95 | $5.95 | 1.3% | 16% |
| 20260803 | $5.67 | $5.67 | 1.4% | 22% |
| 20260731 | $4.78 | $4.78 | 1.3% | 18% |
| 20260730 | $5.28 | $5.28 | 1.2% | 13% |
| 20260729 | $4.22 | $4.22 | 1.3% | 15% |
| 20260728 | $5.78 | $5.78 | 1.2% | 12% |
| 20260727 | $5.42 | $5.42 | 1.2% | 12% |
| 20260724 | $5.65 | $5.65 | 1.3% | 16% |
| 20260723 | $6.32 | $6.32 | 1.1% | 11% |
| 20260722 | $5.57 | $5.57 | 1.1% | 11% |
| 20260721 | $5.75 | $5.75 | 1.1% | 10% |
| 20260720 | $5.65 | $5.65 | 1.1% | 9% |
| 20260716 | $6.85 | $3.35 | 1.0% | 7% |
| 20260715 | $6.65 | $3.62 | 1.0% | 4% |
| 20260714 | $6.15 | $3.10 | 1.0% | 5% |
| 20260713 | $6.17 | $3.43 | 1.0% | 5% |
| 20260710 | $6.67 | $3.73 | 0.9% | 1% |
| 20260709 | $7.30 | $3.60 | 1.0% | 4% |
| 20260708 | $7.25 | $3.20 | 0.9% | 0% |
| 20260707 | $7.42 | $3.95 | 0.9% | 0% |
| 20260706 | $7.95 | $4.35 | 1.0% | 4% |
| 20260702 | $4.25 | $4.25 | 1.5% | 23% |
| 20260701 | $4.25 | $4.25 | 1.4% | 20% |