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EOD US-equity data for investors and AI agents

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

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Options · ATEN

As of 2026-08-20
Put/Call Volume Ratio
0.03
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.11
Cumulative positioning sentiment
Front-month ATM Implied Volatility
48.3%
Market-expected move
Contracts / Expirations
33
4 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
12080.5%4.607.3020.00–––––
2048.3%1.252.1025.000.401.1035.6%1198
1518652.2%0.100.5030.003.805.8059.0%046
73046.4%0.000.3035.008.4010.001.5%01
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.