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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 · GMAB

As of 2026-08-20
Put/Call Volume Ratio
0.65
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.21
Cumulative positioning sentiment
Front-month ATM Implied Volatility
52.2%
Market-expected move
Contracts / Expirations
53
5 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––22.500.002.1557.1%01
2064.9%6.5010.7025.000.052.20123.4%02,526
1,063028.8%2.005.2030.000.000.7018.1%30628
1,264252.2%0.702.0035.000.254.0031.7%020
227026.9%0.002.3040.00–––––
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.