GLIBK · IV Rank History

Liberty Capital Corporation Series C GCI Group Common Stock

IV Rank measures where GLIBK'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 GLIBK are priced rich or cheap relative to its own recent regime.

GLIBK IV rank history

89 sessions

IV 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.

GLIBK IV Rank Summary
Current
91%
Elevated — premium selling regime
30-Day Avg
53%
60-Day Avg
36%
90-Day Avg
30%
90-Day Low
9%
90-Day High
100%
IV Rank is bounded 0%–100% by construction. Sustained levels above 75% historically precede mean reversion in GLIBK'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.
GLIBK IV Rank — Last 90 Trading Days
DateIV RankAvg IV
20260929 91% 139.8%
20260928 100% 148.9%
20260925 100% 141.2%
20260924 95% 128.6%
20260923 100% 133.0%
20260922 88% 117.4%
20260921 100% 128.0%
20260918 100% 120.8%
20260917 94% 114.4%
20260916 95% 115.3%
20260915 61% 89.0%
20260914 94% 114.5%
20260911 69% 95.3%
20260910 30% 109.4%
20260909 33% 114.1%
20260908 28% 103.7%
20260904 24% 96.0%
20260903 22% 91.9%
20260902 20% 87.9%
20260901 27% 101.5%
20260831 26% 100.3%
20260828 28% 105.6%
20260827 20% 86.3%
20260826 18% 82.0%
20260825 12% 68.7%
20260824 21% 90.1%
20260821 25% 97.8%
20260820 20% 86.0%
20260819 28% 105.1%
20260818 20% 87.1%
20260817 21% 89.4%
20260814 16% 78.8%
20260813 17% 81.3%
20260812 9% 62.0%
20260811 18% 81.9%
20260810 11% 67.4%
20260806 9% 62.5%
20260805 35% 119.3%
20260804 29% 107.6%
20260803 28% 104.2%
20260731 23% 93.3%
20260730 30% 108.3%
20260729 24% 96.6%
20260728 24% 95.9%
20260727 22% 91.3%
20260724 23% 94.6%
20260723 21% 90.0%
20260722 11% 66.8%
20260721 9% 61.8%
20260720 22% 90.4%
20260716 17% 81.0%
20260715 16% 78.3%
20260714 20% 86.1%
20260713 22% 90.6%
20260710 13% 71.0%
20260709 17% 79.4%
20260708 15% 75.8%
20260707 13% 71.6%
20260706 16% 77.8%
20260702 26% 100.9%
20260701 25% 96.9%
20260630 33% 115.7%
20260629 27% 101.7%
20260626 21% 89.9%
20260625 21% 89.5%
20260624 19% 84.4%
20260623 14% 74.1%
20260622 17% 79.3%
20260618 27% 103.1%
20260617 17% 79.6%
20260616 14% 74.5%
20260615 11% 66.7%
20260613 10% 64.4%
20260612 19% 83.6%
20260611 23% 88.7%
20260610 18% 76.6%
20260609 19% 79.8%
20260608 17% 75.7%
20260605 17% 74.8%
20260604 18% 76.4%
20260603 9% 57.5%
20260602 18% 76.9%
20260601 30% 104.5%
20260529 17% 74.2%
20260528 25% 93.8%
20260527 10% 59.1%
20260526 10% 58.3%
20260522 15% 70.6%
20260521 10% 58.6%

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.