XFOR (X4 Pharmaceuticals, Inc. Common Stock)
Historical IV Rank & Volatility Regime
IV Rank measures where XFOR's current 30-day implied volatility sits in its trailing 90-day distribution (0% = lowest in 90 days, 100% = highest). It's the most reliable signal for whether options on XFOR are priced rich or cheap relative to its own recent 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.
XFOR IV Rank Summary
Current
6%
Compressed — premium buying regime
30-Day Avg
26%
60-Day Avg
35%
90-Day Avg
43%
90-Day Low
0%
90-Day High
92%
IV Rank is bounded 0%–100% by construction. Sustained levels above 75% historically
precede mean reversion in XFOR's implied vol; sustained sub-25% readings
often coincide with low-realized regimes ahead of catalyst events. See the
Vol Arb Screener for symbols where current IV
rank diverges most from realized volatility.
XFOR IV Rank — Last 90 Trading Days
| Date | IV Rank | Avg IV |
|---|---|---|
| 20260612 | 6% | 1.1% |
| 20260611 | 7% | 1.3% |
| 20260610 | 6% | 1.0% |
| 20260609 | 4% | 0.7% |
| 20260608 | 8% | 1.5% |
| 20260605 | 8% | 1.4% |
| 20260604 | 12% | 2.1% |
| 20260603 | 6% | 1.1% |
| 20260602 | 31% | 5.3% |
| 20260601 | 26% | 4.5% |
| 20260529 | 15% | 2.6% |
| 20260528 | 8% | 1.5% |
| 20260527 | 15% | 2.6% |
| 20260526 | 33% | 5.8% |
| 20260116 | 0% | 0.0% |
| 20260115 | 0% | 0.0% |
| 20260114 | 0% | 0.0% |
| 20260113 | 0% | 0.0% |
| 20260112 | 0% | 0.0% |
| 20260109 | 16% | 2.8% |
| 20260108 | 15% | 2.7% |
| 20260107 | 0% | 0.0% |
| 20260106 | 30% | 5.2% |
| 20260105 | 28% | 4.9% |
| 20260102 | 57% | 10.0% |
| 20251231 | 89% | 15.5% |
| 20251230 | 83% | 14.4% |
| 20251229 | 82% | 14.3% |
| 20251226 | 92% | 15.9% |
| 20251224 | 88% | 15.2% |
| 20251223 | 87% | 15.1% |
| 20251222 | 82% | 14.3% |
| 20251219 | 67% | 13.4% |
| 20251218 | 69% | 13.9% |
| 20251217 | 70% | 14.0% |
| 20251216 | 64% | 12.8% |
| 20251215 | 62% | 12.4% |
| 20251212 | 63% | 12.7% |
| 20251211 | 60% | 11.9% |
| 20251210 | 59% | 11.8% |
| 20251209 | 62% | 12.4% |
| 20251208 | 57% | 11.5% |
| 20251205 | 58% | 11.6% |
| 20251204 | 58% | 11.6% |
| 20251203 | 61% | 12.1% |
| 20251202 | 56% | 11.1% |
| 20251201 | 52% | 10.4% |
| 20251128 | 54% | 10.8% |
| 20251126 | 54% | 10.9% |
| 20251125 | 50% | 9.9% |
| 20251124 | 49% | 9.9% |
| 20251121 | 48% | 9.6% |
| 20251120 | 13% | 2.5% |
| 20251119 | 0% | 0.0% |
| 20251118 | 0% | 0.0% |
| 20251117 | 0% | 0.0% |
| 20251114 | 0% | 0.0% |
| 20251113 | 0% | 0.0% |
| 20251112 | 0% | 0.0% |
| 20251111 | 1% | 3.9% |
| 20251110 | 0% | 3.7% |
| 20251107 | 28% | 11.0% |
| 20251106 | 56% | 14.5% |
| 20251105 | 52% | 14.1% |
| 20251104 | 79% | 17.4% |
| 20251103 | 70% | 16.3% |
| 20251031 | 65% | 15.7% |
| 20251030 | 58% | 14.8% |
| 20251029 | 62% | 15.4% |
| 20251028 | 52% | 14.0% |
| 20251027 | 52% | 14.0% |
| 20251024 | 50% | 13.8% |
| 20251023 | 73% | 14.6% |
| 20251022 | 73% | 14.5% |
| 20251021 | 68% | 13.6% |
| 20251020 | 70% | 14.1% |
| 20251017 | 61% | 12.1% |
| 20251016 | 66% | 13.3% |
| 20251015 | 64% | 12.7% |
| 20251014 | 65% | 12.9% |
| 20251013 | 64% | 12.8% |
| 20251010 | 55% | 11.1% |
| 20251009 | 58% | 11.7% |
| 20251008 | 55% | 11.1% |
| 20251007 | 55% | 11.0% |
| 20251006 | 56% | 11.3% |
| 20251003 | 54% | 10.8% |
| 20251002 | 52% | 10.4% |
| 20251001 | 54% | 10.8% |
| 20250930 | 53% | 10.7% |