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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 · ALNT

As of 2026-08-20
Put/Call Volume Ratio
0.11
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.42
Cumulative positioning sentiment
Front-month ATM Implied Volatility
53.2%
Market-expected move
Contracts / Expirations
101
4 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
12055.1%18.2022.1080.000.002.3029.8%05
1053.2%13.7017.7085.000.052.9061.0%05
3050.3%6.1010.3095.00–––––
–––––105.007.4010.8053.2%02
3053.2%0.704.20110.00–––––
4155.1%0.053.20115.0015.2018.5055.1%01
6024.9%0.002.55120.00–––––
9067.8%0.102.35125.00–––––
3073.7%0.102.20130.00–––––
1038.6%0.002.15135.00–––––
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.