STOK (Stoke Therapeutics, Inc. Common Stock)

Historical IV Rank & Volatility Regime

IV Rank measures where STOK'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 STOK 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.

STOK IV Rank Summary
Current
31%
Subdued — neutral to long-vol
30-Day Avg
19%
60-Day Avg
20%
90-Day Avg
19%
90-Day Low
0%
90-Day High
53%
IV Rank is bounded 0%–100% by construction. Sustained levels above 75% historically precede mean reversion in STOK'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.
STOK IV Rank — Last 90 Trading Days
DateIV RankAvg IV
20260626 31% 1.1%
20260625 44% 1.2%
20260624 53% 1.3%
20260623 41% 1.2%
20260622 44% 1.2%
20260618 23% 1.0%
20260617 27% 1.1%
20260616 29% 1.1%
20260615 16% 0.9%
20260613 26% 1.0%
20260612 18% 1.0%
20260611 15% 0.9%
20260610 18% 1.0%
20260609 8% 0.9%
20260608 11% 1.0%
20260605 6% 0.9%
20260604 7% 0.9%
20260603 0% 0.8%
20260602 29% 1.5%
20260601 17% 1.3%
20260529 18% 1.3%
20260528 12% 1.2%
20260527 14% 1.2%
20260526 8% 1.1%
20260522 6% 1.1%
20260521 6% 1.1%
20260520 6% 1.1%
20260519 4% 1.0%
20260518 11% 1.2%
20260515 9% 1.1%
20260514 7% 1.1%
20260513 3% 1.0%
20260512 4% 1.0%
20260511 3% 1.0%
20260510 3% 1.0%
20260508 2% 1.0%
20260507 3% 1.0%
20260506 3% 1.0%
20260505 1% 1.0%
20260504 2% 1.0%
20260502 44% 1.7%
20260501 44% 1.7%
20260430 42% 1.7%
20260429 42% 1.7%
20260428 43% 1.7%
20260427 35% 1.6%
20260424 31% 1.5%
20260423 33% 1.5%
20260422 25% 1.4%
20260421 27% 1.4%
20260420 31% 1.5%
20260417 25% 1.4%
20260416 24% 1.4%
20260415 21% 1.3%
20260414 21% 1.3%
20260413 22% 1.3%
20260410 27% 1.4%
20260409 24% 1.4%
20260408 21% 1.3%
20260407 20% 1.3%
20260406 23% 1.4%
20260402 15% 1.2%
20260401 32% 1.5%
20260331 34% 1.5%
20260330 29% 1.5%
20260327 23% 1.4%
20260326 25% 1.4%
20260325 22% 1.3%
20260324 21% 1.3%
20260323 26% 1.4%
20260320 20% 1.3%
20260319 17% 1.3%
20260318 10% 1.1%
20260317 13% 1.2%
20260316 15% 1.2%
20260313 17% 1.2%
20260312 15% 1.2%
20260311 10% 1.1%
20260310 15% 1.2%
20260309 16% 1.2%
20260308 6% 1.1%
20260306 6% 1.1%
20260305 4% 1.1%
20260304 21% 1.5%
20260303 26% 1.6%
20260302 14% 1.3%
20260227 9% 1.2%
20260226 17% 1.4%
20260225 17% 1.4%
20260224 18% 1.4%