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Stockfacts

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 · CNO

As of 2026-08-20
Put/Call Volume Ratio
–
Insufficient data
Put/Call OI Ratio
0.90
Cumulative positioning sentiment
Front-month ATM Implied Volatility
24.9%
Market-expected move
Contracts / Expirations
29
2 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
10140.0%21.9025.5030.000.001.1576.6%01
60102.9%18.4022.5033.00–––––
–––––35.000.000.0557.1%0291
–––––37.000.000.9550.3%01
–––––38.000.000.8047.3%01
–––––39.000.001.1543.4%01
3028.8%8.909.6044.000.000.1027.8%01
2052.2%6.9010.5045.000.002.8024.9%01
2032.7%5.609.1046.00–––––
6044.4%5.008.5047.00–––––
3030.8%3.507.5048.00–––––
10030.8%2.806.5049.00–––––
5033.7%1.956.0050.000.002.4510.3%01
25606.4%0.002.3555.000.804.3024.9%024
2018.1%0.000.8060.00–––––
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.