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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 · RSG

As of 2026-08-20
Put/Call Volume Ratio
0.71
Neutral
Put/Call OI Ratio
0.87
Cumulative positioning sentiment
Front-month ATM Implied Volatility
18.1%
Market-expected move
Contracts / Expirations
96
4 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––175.000.000.7528.8%01
–––––185.000.000.7522.0%03
–––––190.000.000.7519.0%03
–––––195.000.000.7516.1%0223
14029.8%20.1022.30200.000.200.6023.0%072
7025.9%11.2013.90210.001.051.5520.0%1645
174121.0%4.805.90220.004.005.0018.1%344
186123.0%1.403.00230.009.8012.0017.1%02
183223.9%0.450.95240.00–––––
2024.9%0.000.75270.00–––––
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.