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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 · GPCR

As of 2026-08-20
Put/Call Volume Ratio
0.28
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.21
Cumulative positioning sentiment
Front-month ATM Implied Volatility
91.2%
Market-expected move
Contracts / Expirations
125
4 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
220127.3%19.1023.0030.00–––––
–––––35.000.001.0051.2%010
–––––37.500.052.85118.6%06
–––––40.000.351.5085.4%02
–––––42.500.403.6097.1%05
50100.0%6.9010.4045.001.803.2090.3%132
16092.2%4.908.7047.502.304.4086.4%114
13888.3%3.307.3050.003.205.2080.5%114
25791.2%2.656.1052.503.907.7083.4%014
23188.3%1.804.9055.00–––––
19183.4%1.103.6057.50–––––
87188.3%0.753.3060.00–––––
27592.2%0.502.1565.00–––––
560118.6%0.253.2070.00–––––
7052.2%0.002.2575.00–––––
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.