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 · ARCT

As of 2026-08-20
Put/Call Volume Ratio
0.19
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.21
Cumulative positioning sentiment
Front-month ATM Implied Volatility
100.0%
Market-expected move
Contracts / Expirations
16
3 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
2421531.5%2.953.807.500.000.2063.9%247
52011287.3%1.501.7510.000.500.8595.1%359
141644100.0%0.600.8012.501.702.5093.2%80
892593.2%0.100.3015.00–––––
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.