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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 · TENB

As of 2026-07-09
Put/Call Volume Ratio
1.40
Put-dominant · hedging/bearish
Put/Call OI Ratio
0.44
Cumulative positioning sentiment
Front-month ATM Implied Volatility
68.8%
Market-expected move
Contracts / Expirations
193
4 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
20269.8%18.9022.3021.000.001.00174.2%06
–––––22.000.000.95163.4%06
10001.5%16.9019.2023.000.000.75152.7%01,087
201.5%15.9018.1024.000.001.75142.0%035
4211.5%14.5017.2025.000.000.75132.2%0559
2350203.4%13.9017.4026.000.000.75122.5%15110
1710197.6%12.9016.5027.000.000.75113.7%037
1,1551132.2%13.2013.7028.000.000.75104.9%057
9092155.6%11.2014.0029.000.001.0096.1%054
40710162.5%10.1013.4030.000.000.7088.3%064
62101.5%9.1011.3031.000.001.7579.5%013
24540142.0%8.1011.5032.000.000.1071.7%05
680133.2%7.2010.5033.000.000.2063.9%03,000
740120.5%6.209.5034.000.000.9557.1%08
1,449099.0%6.407.1035.000.050.4590.3%081
16083.4%4.506.9036.000.150.7594.2%025
126081.5%3.706.0037.000.200.4070.8%1037
18462.9%3.004.5038.000.350.5568.8%2125
182278.6%1.505.1039.000.550.8067.8%06
4861666.9%2.252.5540.000.801.1064.9%301,089
494768.8%1.602.1541.001.201.5564.9%03
40568.8%1.151.6542.001.752.2568.8%020
261663.9%0.801.0543.00–––––
20170.8%0.551.0044.003.103.5067.8%011
49773.7%0.400.8045.00–––––
26170.8%0.250.5046.00–––––
2172.7%0.150.4047.00–––––
5073.7%0.100.3048.00–––––
10110.8%0.051.1049.00–––––
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.