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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 · KLAC

As of 2026-08-20
Put/Call Volume Ratio
1.57
Put-dominant · hedging/bearish
Put/Call OI Ratio
2.10
Cumulative positioning sentiment
Front-month ATM Implied Volatility
59.0%
Market-expected move
Contracts / Expirations
1,038
10 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––130.000.008.6083.4%0251
–––––140.000.000.2566.9%20
–––––145.000.007.1059.0%01
–––––150.000.007.3052.2%018
–––––155.000.050.3565.9%550
10064.9%22.3030.50160.000.050.8065.9%2273
–––––162.500.101.1564.9%30
–––––165.000.151.3562.9%1010
3068.8%14.8020.90170.000.551.6057.1%1648
–––––172.501.302.3061.0%127
12059.0%12.1014.40175.001.452.8057.1%7045
10059.0%10.4012.50177.502.153.2056.1%663
154159.0%8.8010.80180.003.504.7062.0%3592
–––––182.503.905.7059.0%2630
5859.0%6.207.70185.005.306.8060.0%6489
351259.0%5.206.40187.506.308.2059.0%419
38359.0%3.805.60190.007.709.7059.0%5939
4958.1%3.304.20192.509.2011.4059.0%2857
34958.1%2.303.70195.0010.9013.2059.0%4106
432860.0%1.953.10197.5012.7015.2059.0%2153
2533558.1%1.302.45200.0014.7017.2060.0%217
18660.0%1.102.05202.5016.1020.6063.9%090
208857.1%0.701.40205.0016.3022.3042.5%0198
495061.0%0.301.65207.5018.3026.6061.0%039
5533361.0%0.351.10210.0021.8026.2033.7%2014
23064.9%0.151.25212.5023.6030.9065.9%43
321663.9%0.150.85215.0025.8031.401.5%100
19067.8%0.051.00217.50–––––
545040.5%0.005.00220.0030.4039.3080.5%06
29143.4%0.007.10222.50–––––
53045.4%0.007.10225.00–––––
6048.3%0.008.70227.50–––––
19050.3%0.001.00230.00–––––
7052.2%0.007.10232.50–––––
13055.1%0.007.00235.00–––––
13359.0%0.001.00240.00–––––
2063.9%0.007.00245.00–––––
704067.8%0.004.50250.00–––––
4075.6%0.001.35260.00–––––
2079.5%0.008.60265.00–––––
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.