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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 · NOG

As of 2026-08-20
Put/Call Volume Ratio
0.40
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.81
Cumulative positioning sentiment
Front-month ATM Implied Volatility
40.5%
Market-expected move
Contracts / Expirations
124
4 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
30140.0%11.9014.3014.000.000.2593.2%069
500126.4%10.9013.3015.000.000.2584.4%0158
90113.7%9.9012.3016.000.000.2575.6%0225
27081.5%8.9011.1017.000.000.2067.8%0344
1,064071.7%7.9010.1018.000.000.1060.0%0694
19501.5%6.908.4019.000.000.4552.2%01,251
89961.5%6.207.1020.000.000.2045.4%57793
73301.5%5.006.5021.000.000.1038.6%1552
1,45761.5%4.605.3022.000.000.2532.7%6256
2,8455329.8%3.704.3023.000.100.2546.4%1467
1,2945942.5%3.103.4024.000.200.3543.4%6146
7927141.5%2.252.6525.000.150.6538.6%037
6824742.5%1.552.0526.000.751.0044.4%11301
38319640.5%1.101.3527.001.151.5043.4%70
1422839.5%0.650.9028.00–––––
154141.5%0.400.6529.00–––––
526842.5%0.250.4530.00–––––
46046.4%0.150.4031.00–––––
612044.4%0.100.2032.00–––––
68046.4%0.050.1533.005.807.0066.9%015
50035.6%0.000.4034.006.708.1072.7%03
107038.6%0.000.4535.00–––––
1042.5%0.000.4536.00–––––
117056.1%0.000.3040.00–––––
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.