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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 · WEST

As of 2026-08-20
Put/Call Volume Ratio
0.00
Call-dominant · bullish sentiment
Put/Call OI Ratio
2.39
Cumulative positioning sentiment
Front-month ATM Implied Volatility
60.0%
Market-expected move
Contracts / Expirations
24
2 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
20133.2%2.903.905.000.000.3586.4%027
1092.2%2.002.806.000.000.3058.1%036
18078.6%1.201.857.000.050.3071.7%05
99060.0%0.500.958.000.100.6054.2%010
40057.1%0.050.509.000.451.4052.2%01
4034.7%0.000.3010.001.352.3569.8%010
3061.0%0.000.3512.00–––––
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.