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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 · VMRK

As of 2026-08-20
Put/Call Volume Ratio
0.13
Call-dominant · bullish sentiment
Put/Call OI Ratio
2.37
Cumulative positioning sentiment
Front-month ATM Implied Volatility
26.9%
Market-expected move
Contracts / Expirations
82
4 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––60.000.001.0013.2%08
–––––62.500.500.6022.0%689
116023.0%1.702.0565.001.202.4526.9%114
1375622.0%0.501.1067.502.204.7029.8%0202
9123.9%0.250.5070.00–––––
1016.1%0.000.5072.50–––––
01120.0%0.000.5075.00–––––
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.