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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 · ZS

As of 2026-08-20
Put/Call Volume Ratio
0.49
Call-dominant · bullish sentiment
Put/Call OI Ratio
1.03
Cumulative positioning sentiment
Front-month ATM Implied Volatility
51.2%
Market-expected move
Contracts / Expirations
621
10 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––90.000.002.13148.8%01
–––––95.000.002.13138.1%06
20186.8%73.8076.85100.000.002.13126.4%026
10181.0%69.0071.85105.000.002.13116.6%012
–––––110.000.002.13106.9%064
10161.5%59.2561.90115.000.002.1397.1%029
–––––120.000.001.3588.3%065
–––––125.000.000.2078.6%1431
–––––129.000.002.1371.7%011
20122.5%44.3046.95130.000.000.0270.8%1100
–––––131.000.002.1368.8%017
–––––132.000.002.1366.9%02
10111.7%41.2043.90133.00–––––
70102.9%39.9042.95134.000.002.1463.9%012
70102.9%39.0541.90135.000.000.5462.0%024
–––––136.000.002.1461.0%063
–––––137.000.002.1459.0%09
4093.2%35.9038.95138.000.002.1457.1%08
10100.0%35.4037.90139.000.002.1556.1%012
14086.4%33.8036.95140.000.000.6254.2%0169
1091.2%33.1535.95141.000.001.1552.2%08
5090.3%32.1535.00142.000.000.2051.2%018
2087.3%31.2533.90143.000.002.1649.3%08
30081.5%30.0033.00144.000.000.3948.3%07
60087.3%29.5531.90145.000.000.4946.4%1376
8084.4%28.4531.00146.000.002.1844.4%029
19079.5%27.2530.05147.000.010.4465.9%010
9079.5%26.5028.95148.000.000.4941.5%1528
7078.6%25.5028.05149.000.000.2540.5%417
381069.8%24.5526.55150.000.100.4061.0%8120
128070.8%21.8524.75152.500.000.4434.7%727
38968.8%19.7522.30155.000.160.5353.2%34212
16057.1%17.1519.40157.500.190.7151.2%5188
65661.0%15.5517.15160.000.520.9851.2%11200
34147.3%12.6014.35162.500.781.3651.2%632
113458.1%11.3013.05165.001.412.0053.2%1840
23049.3%8.9010.40167.501.962.5051.2%12193
1543650.3%7.308.80170.002.443.4049.3%35122
29254.2%6.207.60172.503.604.5051.2%17678
2822554.2%4.856.35175.004.705.7051.2%37314
922255.1%4.055.20177.505.957.3051.2%74152
2187354.2%3.004.20180.007.308.8550.3%161127
16612956.1%2.483.40182.508.9510.6050.3%6214
1523253.2%1.832.21185.0010.8013.0053.2%26164
3802156.1%1.312.12187.5012.7014.2046.4%2113
2516057.1%0.971.72190.0014.0516.3536.6%137
17657.1%0.571.43192.5016.4019.5048.3%514
28627654.2%0.360.86195.0018.7021.4541.5%06
12254.2%0.170.72197.50–––––
44214259.0%0.260.65200.0023.4026.351.5%040
56165.9%0.170.94202.50–––––
565758.1%0.010.40205.00–––––
1341.5%0.000.64207.50–––––
88668.8%0.050.51210.00–––––
14049.3%0.000.76215.00–––––
494154.2%0.000.23220.0043.2546.001.5%01
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.