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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 · ESS

As of 2026-08-20
Put/Call Volume Ratio
–
Insufficient data
Put/Call OI Ratio
0.56
Cumulative positioning sentiment
Front-month ATM Implied Volatility
19.0%
Market-expected move
Contracts / Expirations
78
3 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––250.000.001.6018.1%01
1030.8%28.5031.20260.000.002.2513.2%03
–––––270.000.053.0023.9%03
–––––280.002.153.3019.0%2383
46019.0%4.606.40290.005.207.5017.1%28
125017.1%0.453.10300.00–––––
6019.0%0.251.05310.00–––––
3013.2%0.000.75320.00–––––
1017.1%0.001.40330.00–––––
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.