CGNX (Cognex Corp)

Historical IV Rank & Volatility Regime

IV Rank measures where CGNX'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 CGNX 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.

CGNX IV Rank Summary
Current
12%
Compressed — premium buying regime
30-Day Avg
17%
60-Day Avg
27%
90-Day Avg
24%
90-Day Low
0%
90-Day High
81%
IV Rank is bounded 0%–100% by construction. Sustained levels above 75% historically precede mean reversion in CGNX'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.
CGNX IV Rank — Last 90 Trading Days
DateIV RankAvg IV
20260925 12% 0.6%
20260924 20% 0.7%
20260923 15% 0.6%
20260922 20% 0.7%
20260921 19% 0.7%
20260918 12% 0.6%
20260917 9% 0.6%
20260916 12% 0.6%
20260915 16% 0.6%
20260914 12% 0.6%
20260911 0% 0.5%
20260910 1% 0.5%
20260909 7% 0.6%
20260908 2% 0.5%
20260904 0% 0.5%
20260903 1% 0.5%
20260902 42% 1.0%
20260901 40% 0.9%
20260831 31% 0.8%
20260828 36% 0.9%
20260827 26% 0.8%
20260826 29% 0.8%
20260825 26% 0.8%
20260824 25% 0.8%
20260821 22% 0.8%
20260820 20% 0.7%
20260819 16% 0.7%
20260818 23% 0.8%
20260817 14% 0.7%
20260814 14% 0.7%
20260813 15% 0.7%
20260812 18% 0.7%
20260811 19% 0.7%
20260810 13% 0.7%
20260806 19% 0.7%
20260805 81% 1.4%
20260804 56% 1.1%
20260803 55% 1.1%
20260731 62% 1.2%
20260730 45% 1.0%
20260729 63% 1.2%
20260728 54% 1.1%
20260727 53% 1.1%
20260724 43% 1.0%
20260723 36% 0.9%
20260722 37% 0.9%
20260721 38% 0.9%
20260720 43% 1.0%
20260716 21% 0.8%
20260715 37% 0.9%
20260714 31% 0.8%
20260713 28% 0.8%
20260710 27% 0.8%
20260709 23% 0.8%
20260708 40% 0.9%
20260707 34% 0.9%
20260706 45% 1.0%
20260702 29% 0.8%
20260701 35% 0.9%
20260630 21% 0.7%
20260629 18% 0.7%
20260626 17% 0.7%
20260625 17% 0.7%
20260624 17% 0.7%
20260623 19% 0.7%
20260622 9% 0.6%
20260618 12% 0.7%
20260617 12% 0.7%
20260616 15% 0.7%
20260615 10% 0.6%
20260613 8% 0.6%
20260612 1% 0.5%
20260611 12% 0.7%
20260610 13% 0.7%
20260609 11% 0.6%
20260608 2% 0.6%
20260605 9% 0.6%
20260604 10% 0.6%
20260603 4% 0.6%
20260602 45% 1.0%
20260601 33% 0.9%
20260529 19% 0.7%
20260528 29% 0.8%
20260527 27% 0.8%
20260526 28% 0.8%
20260522 24% 0.8%
20260521 18% 0.7%
20260520 13% 0.7%
20260519 14% 0.7%