BIB · IV Rank History
ProShares Ultra NASDAQ Biotechnology · ETF
IV Rank measures where BIB'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 BIB are priced rich or cheap relative to its own recent regime.
BIB IV rank history
89 sessionsIV rank = where today's implied volatility sits in its 1-year range (0–100). Above 50 favours selling premium; the shaded band marks 50–100.
BIB IV Rank Summary
Current
26%
Subdued — neutral to long-vol
30-Day Avg
15%
60-Day Avg
19%
90-Day Avg
18%
90-Day Low
0%
90-Day High
72%
IV Rank is bounded 0%–100% by construction. Sustained levels above 75% historically
precede mean reversion in BIB'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.
BIB IV Rank — Last 90 Trading Days
| Date | IV Rank | Avg IV |
|---|---|---|
| 20261002 | 26% | 51.1% |
| 20261001 | 27% | 51.3% |
| 20260930 | 19% | 48.3% |
| 20260929 | 18% | 48.1% |
| 20260928 | 19% | 48.5% |
| 20260925 | 16% | 47.2% |
| 20260924 | 12% | 45.9% |
| 20260923 | 12% | 45.7% |
| 20260922 | 6% | 43.7% |
| 20260921 | 6% | 43.7% |
| 20260918 | 4% | 43.0% |
| 20260917 | 6% | 43.5% |
| 20260916 | 13% | 46.3% |
| 20260915 | 12% | 46.0% |
| 20260914 | 6% | 43.8% |
| 20260911 | 3% | 42.6% |
| 20260910 | 4% | 43.4% |
| 20260909 | 7% | 45.2% |
| 20260908 | 5% | 43.9% |
| 20260904 | 1% | 41.8% |
| 20260903 | 2% | 42.5% |
| 20260902 | 30% | 56.3% |
| 20260901 | 29% | 56.0% |
| 20260831 | 31% | 56.9% |
| 20260828 | 26% | 54.4% |
| 20260827 | 30% | 56.5% |
| 20260826 | 16% | 49.3% |
| 20260825 | 24% | 53.3% |
| 20260824 | 18% | 50.4% |
| 20260821 | 18% | 50.7% |
| 20260820 | 23% | 52.8% |
| 20260819 | 2% | 42.3% |
| 20260818 | 0% | 41.4% |
| 20260817 | 4% | 43.8% |
| 20260814 | 0% | 41.7% |
| 20260813 | 1% | 44.0% |
| 20260812 | 0% | 43.5% |
| 20260811 | 1% | 44.8% |
| 20260810 | 1% | 44.8% |
| 20260806 | 1% | 44.8% |
| 20260805 | 63% | 74.1% |
| 20260804 | 50% | 67.7% |
| 20260803 | 39% | 62.7% |
| 20260731 | 40% | 63.2% |
| 20260730 | 26% | 56.4% |
| 20260729 | 48% | 66.9% |
| 20260728 | 28% | 57.6% |
| 20260727 | 50% | 67.8% |
| 20260724 | 38% | 62.0% |
| 20260723 | 29% | 57.9% |
| 20260722 | 37% | 61.9% |
| 20260721 | 18% | 52.9% |
| 20260720 | 40% | 63.0% |
| 20260716 | 43% | 64.7% |
| 20260715 | 20% | 53.9% |
| 20260714 | 35% | 60.6% |
| 20260713 | 21% | 54.3% |
| 20260710 | 10% | 49.3% |
| 20260709 | 12% | 49.8% |
| 20260708 | 30% | 58.6% |
| 20260707 | 5% | 46.8% |
| 20260706 | 12% | 49.9% |
| 20260702 | 72% | 78.0% |
| 20260701 | 41% | 63.8% |
| 20260630 | 49% | 67.2% |
| 20260629 | 16% | 52.0% |
| 20260626 | 18% | 52.9% |
| 20260625 | 27% | 56.9% |
| 20260624 | 24% | 55.7% |
| 20260623 | 25% | 56.3% |
| 20260622 | 16% | 51.7% |
| 20260618 | 13% | 50.3% |
| 20260617 | 7% | 47.8% |
| 20260616 | 3% | 45.9% |
| 20260615 | 12% | 50.1% |
| 20260613 | 14% | 51.1% |
| 20260612 | 13% | 50.3% |
| 20260611 | 13% | 50.4% |
| 20260610 | 11% | 49.3% |
| 20260609 | 5% | 48.6% |
| 20260608 | 3% | 48.1% |
| 20260605 | 2% | 46.6% |
| 20260604 | 1% | 45.8% |
| 20260603 | 2% | 46.6% |
| 20260602 | 12% | 59.0% |
| 20260601 | 8% | 53.7% |
| 20260529 | 4% | 48.8% |
| 20260528 | 3% | 47.5% |
| 20260527 | 5% | 50.3% |
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.