RGEN (Repligen Corp)

Historical IV Rank & Volatility Regime

IV Rank measures where RGEN'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 RGEN 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.

RGEN IV Rank Summary
Current
24%
Compressed — premium buying regime
30-Day Avg
49%
60-Day Avg
50%
90-Day Avg
45%
90-Day Low
0%
90-Day High
100%
IV Rank is bounded 0%–100% by construction. Sustained levels above 75% historically precede mean reversion in RGEN'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.
RGEN IV Rank — Last 90 Trading Days
DateIV RankAvg IV
20260608 24% 0.6%
20260605 17% 0.6%
20260604 2% 0.5%
20260603 0% 0.5%
20260602 82% 1.0%
20260601 47% 0.8%
20260529 59% 0.8%
20260528 68% 0.9%
20260527 66% 0.9%
20260526 55% 0.8%
20260522 43% 0.7%
20260521 49% 0.8%
20260520 49% 0.8%
20260519 51% 0.8%
20260518 54% 0.8%
20260515 52% 0.8%
20260514 46% 0.8%
20260513 45% 0.8%
20260512 40% 0.7%
20260511 40% 0.7%
20260510 32% 0.7%
20260508 30% 0.7%
20260507 24% 0.6%
20260506 33% 0.6%
20260505 29% 0.6%
20260504 37% 0.7%
20260502 99% 1.1%
20260501 97% 1.0%
20260430 100% 1.1%
20260429 100% 1.0%
20260428 97% 1.0%
20260427 98% 1.0%
20260424 78% 0.9%
20260423 80% 0.9%
20260422 67% 0.8%
20260421 71% 0.8%
20260420 65% 0.8%
20260417 47% 0.7%
20260416 57% 0.7%
20260415 51% 0.7%
20260414 46% 0.7%
20260413 54% 0.7%
20260410 58% 0.7%
20260409 46% 0.7%
20260408 43% 0.7%
20260407 46% 0.7%
20260406 42% 0.7%
20260402 39% 0.7%
20260401 44% 0.7%
20260331 42% 0.7%
20260330 50% 0.8%
20260327 48% 0.7%
20260326 42% 0.7%
20260325 42% 0.7%
20260324 37% 0.7%
20260323 39% 0.7%
20260320 37% 0.7%
20260319 31% 0.6%
20260318 31% 0.6%
20260317 28% 0.6%
20260316 33% 0.6%
20260313 27% 0.6%
20260312 32% 0.6%
20260311 28% 0.6%
20260310 24% 0.6%
20260309 21% 0.5%
20260308 26% 0.6%
20260306 24% 0.6%
20260305 15% 0.5%
20260304 57% 0.8%
20260303 61% 0.8%
20260302 44% 0.7%
20260227 35% 0.7%
20260226 32% 0.6%
20260225 32% 0.6%
20260224 36% 0.7%
20260223 41% 0.7%
20260221 37% 0.7%
20260220 36% 0.7%
20260219 36% 0.7%
20260218 32% 0.6%
20260217 34% 0.6%
20260213 26% 0.6%
20260212 27% 0.6%
20260211 26% 0.6%
20260210 24% 0.6%
20260209 22% 0.6%
20260206 21% 0.5%
20260205 23% 0.6%
20260204 81% 1.0%