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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 · HYLN

As of 2026-08-20
Put/Call Volume Ratio
0.97
Neutral
Put/Call OI Ratio
0.31
Cumulative positioning sentiment
Front-month ATM Implied Volatility
121.5%
Market-expected move
Contracts / Expirations
24
3 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
20269.8%1.252.052.000.000.10102.0%200
4150122.5%0.600.703.000.150.25101.0%140669
14513121.5%0.200.304.000.750.95116.6%160685
7632873.7%0.000.155.001.451.8595.1%062
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.