Stockfacts
Use CasesDocsPricing
Log inSign up free
OverviewFinancialsTrendsTranscriptsOptionsShortsInstitutionsInsidersCorporate ActionsSEC Filings
Stockfacts

EOD US-equity data for investors and AI agents

Data is end-of-day, not real-time, and not investment advice

Use CasesDashboard

Options · IFRX

As of 2026-08-20
Put/Call Volume Ratio
4.89
Put-dominant · hedging/bearish
Put/Call OI Ratio
0.22
Cumulative positioning sentiment
Front-month ATM Implied Volatility
107.8%
Market-expected move
Contracts / Expirations
16
3 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––1.500.000.9570.8%01
501.5%0.000.952.000.050.40107.8%66
–––––2.500.250.95122.5%20
Click a call or put in the chain to see its history.

Source: Alpha Vantage options chain EOD (incl. greeks / IV / open interest). Contracts with low liquidity, far expirations (>180 days), and deep out-of-the-money strikes (±50%) are filtered out. P/C ratios are aggregated across the full chain.