BELFB (Bel Fuse Inc)
Expected Move & Straddle Price History
The expected move for BELFB 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 BELFB Expected Move
30-Day Straddle
$36.95
7-Day Straddle
$18.45
Avg IV
0.9%
IV Rank
43%
Implied one-standard-deviation move through the next 30 days. Compare to BELFB'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.
BELFB Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | Avg IV | IV Rank |
|---|---|---|---|---|
| 20260813 | $36.95 | $18.45 | 0.9% | 43% |
| 20260812 | $38.45 | $19.45 | 0.9% | 43% |
| 20260811 | $39.10 | $20.30 | 0.8% | 42% |
| 20260810 | $40.35 | $23.05 | 0.9% | 42% |
| 20260806 | $45.25 | $28.35 | 0.9% | 45% |
| 20260805 | $29.45 | $29.45 | 0.9% | 49% |
| 20260804 | $30.00 | $30.00 | 0.8% | 38% |
| 20260803 | $29.95 | $29.95 | 0.9% | 42% |
| 20260731 | $30.50 | $30.50 | 0.8% | 41% |
| 20260730 | $30.15 | $30.15 | 0.8% | 38% |
| 20260729 | $35.40 | $35.40 | 0.9% | 47% |
| 20260728 | $36.70 | $36.70 | 0.9% | 44% |
| 20260727 | $40.60 | $40.60 | 0.8% | 38% |
| 20260724 | $43.15 | $43.15 | 0.8% | 33% |
| 20260723 | $44.55 | $44.55 | 0.8% | 30% |
| 20260722 | $46.10 | $46.10 | 0.8% | 28% |
| 20260721 | $42.45 | $42.45 | 0.8% | 29% |
| 20260720 | $41.90 | $41.90 | 0.7% | 27% |
| 20260716 | $41.40 | $13.65 | 0.7% | 22% |
| 20260715 | $43.95 | $12.55 | 0.7% | 18% |
| 20260714 | $45.00 | $13.75 | 0.7% | 19% |
| 20260713 | $42.75 | $15.45 | 0.7% | 22% |
| 20260710 | $44.45 | $16.95 | 0.7% | 18% |
| 20260709 | $44.00 | $17.90 | 0.7% | 18% |
| 20260708 | $44.30 | $19.75 | 0.7% | 19% |
| 20260707 | $43.55 | $20.80 | 0.7% | 22% |
| 20260706 | $48.05 | $23.00 | 0.7% | 11% |
| 20260702 | $24.00 | $24.00 | 0.8% | 29% |
| 20260701 | $25.50 | $25.50 | 0.9% | 32% |
| 20260630 | $27.00 | $27.00 | 0.9% | 29% |
| 20260629 | $27.00 | $27.00 | 0.7% | 11% |
| 20260626 | $28.25 | $28.25 | 0.7% | 13% |
| 20260625 | $29.90 | $29.90 | 0.6% | 9% |
| 20260624 | $29.10 | $29.10 | 0.6% | 5% |
| 20260623 | $29.30 | $29.30 | 0.7% | 10% |
| 20260622 | $30.90 | $30.90 | 0.6% | 5% |
| 20260618 | $32.10 | $10.00 | 0.7% | 10% |
| 20260617 | $32.55 | $10.10 | 0.6% | 8% |
| 20260616 | $33.65 | $11.00 | 0.6% | 7% |
| 20260615 | $34.45 | $11.85 | 0.6% | 6% |
| 20260613 | $38.10 | $20.30 | 0.7% | 16% |
| 20260612 | $36.45 | $15.15 | 0.6% | 0% |
| 20260611 | $38.30 | $18.05 | 0.7% | 10% |
| 20260610 | $37.00 | $18.00 | 0.6% | 2% |
| 20260609 | $37.35 | $19.55 | 0.6% | 3% |
| 20260608 | $38.70 | $20.00 | 0.6% | 0% |
| 20260605 | $38.90 | $21.50 | 0.6% | 2% |
| 20260604 | $39.00 | $22.15 | 0.6% | 0% |
| 20260603 | $40.65 | $23.75 | 0.6% | 0% |
| 20260602 | $23.90 | $23.90 | 1.1% | 46% |
| 20260601 | $24.85 | $24.85 | 1.1% | 51% |
| 20260529 | $25.90 | $25.90 | 0.9% | 24% |
| 20260528 | $26.15 | $26.15 | 1.0% | 42% |
| 20260527 | $26.75 | $26.75 | 1.0% | 36% |
| 20260526 | $27.05 | $27.05 | 0.8% | 17% |
| 20260522 | $27.65 | $27.65 | 0.9% | 29% |
| 20260521 | $27.45 | $27.45 | 0.7% | 16% |
| 20260520 | $28.80 | $28.80 | 1.0% | 42% |
| 20260519 | $28.50 | $28.50 | 0.7% | 15% |
| 20260518 | $29.85 | $29.85 | 0.8% | 24% |