NGS (Natural Gas Services Group, Inc.)

Historical IV Rank & Volatility Regime

IV Rank measures where NGS'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 NGS 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.

NGS IV Rank Summary
Current
48%
Subdued — neutral to long-vol
30-Day Avg
24%
60-Day Avg
30%
90-Day Avg
32%
90-Day Low
6%
90-Day High
86%
IV Rank is bounded 0%–100% by construction. Sustained levels above 75% historically precede mean reversion in NGS'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.
NGS IV Rank — Last 90 Trading Days
DateIV RankAvg IV
20260612 48% 0.9%
20260611 36% 0.8%
20260610 39% 0.8%
20260609 34% 0.8%
20260608 27% 0.7%
20260605 41% 0.8%
20260604 23% 0.7%
20260603 39% 0.8%
20260602 30% 0.7%
20260601 41% 0.8%
20260529 29% 0.7%
20260528 19% 0.6%
20260527 31% 0.7%
20260526 31% 0.7%
20260522 6% 0.5%
20260521 13% 0.5%
20260520 25% 0.6%
20260519 20% 0.6%
20260518 7% 0.5%
20260515 21% 0.6%
20260514 14% 0.5%
20260513 13% 0.5%
20260512 8% 0.5%
20260511 17% 0.5%
20260510 26% 0.6%
20260508 24% 0.6%
20260507 11% 0.5%
20260506 10% 0.5%
20260505 13% 0.5%
20260504 7% 0.5%
20260502 42% 0.8%
20260501 38% 0.8%
20260430 46% 0.9%
20260429 36% 0.8%
20260428 27% 0.7%
20260427 29% 0.7%
20260424 23% 0.6%
20260423 26% 0.7%
20260422 27% 0.7%
20260421 25% 0.6%
20260420 30% 0.7%
20260417 22% 0.6%
20260416 25% 0.6%
20260415 25% 0.6%
20260414 22% 0.6%
20260413 20% 0.6%
20260410 20% 0.6%
20260409 25% 0.6%
20260408 25% 0.6%
20260407 22% 0.6%
20260406 23% 0.6%
20260402 19% 0.6%
20260401 74% 1.2%
20260331 86% 1.3%
20260330 76% 1.2%
20260327 58% 1.0%
20260326 57% 1.0%
20260325 47% 0.9%
20260324 60% 1.0%
20260323 48% 0.9%
20260320 58% 1.0%
20260319 51% 0.9%
20260318 40% 0.8%
20260317 40% 0.8%
20260316 45% 0.9%
20260313 42% 0.8%
20260312 54% 1.0%
20260311 43% 0.9%
20260310 47% 0.9%
20260309 45% 0.9%
20260308 37% 0.8%
20260306 34% 0.8%
20260305 51% 1.0%
20260304 43% 0.9%
20260303 38% 0.8%
20260302 46% 0.9%
20260227 29% 0.7%
20260226 34% 0.8%
20260225 33% 0.7%
20260224 36% 0.8%
20260223 28% 0.7%
20260221 28% 0.7%
20260220 27% 0.7%
20260219 32% 0.7%
20260218 26% 0.7%
20260217 20% 0.6%
20260213 22% 0.6%
20260212 19% 0.6%
20260211 11% 0.5%
20260210 19% 0.6%