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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 · OLN

As of 2026-08-20
Put/Call Volume Ratio
0.95
Neutral
Put/Call OI Ratio
1.33
Cumulative positioning sentiment
Front-month ATM Implied Volatility
56.1%
Market-expected move
Contracts / Expirations
58
4 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––12.500.000.1062.0%05
1042.5%3.104.3015.000.000.1536.6%197
193336.6%1.151.8017.500.500.6552.2%241672
52525438.6%0.150.5020.001.852.1056.1%78122
3605161.0%0.050.4522.503.404.6056.1%0140
94045.4%0.000.2525.005.507.001.5%03
27057.1%0.000.8027.50–––––
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.