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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 · RGEN

As of 2026-07-09
Put/Call Volume Ratio
3.92
Put-dominant · hedging/bearish
Put/Call OI Ratio
1.73
Cumulative positioning sentiment
Front-month ATM Implied Volatility
62.0%
Market-expected move
Contracts / Expirations
115
4 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––80.000.001.35135.1%01
–––––85.000.002.15121.5%01
101.5%51.9055.7090.000.002.15109.8%020
101.5%46.9050.7095.000.001.3598.1%0100
–––––100.000.002.1586.4%111
1001.5%36.9040.70105.000.002.1575.6%05
101.5%31.9035.70110.000.002.1565.9%01
401.5%27.0030.90115.000.002.2055.1%03
25101.5%22.3025.20120.00–––––
3046.4%17.2021.00125.000.001.3536.6%0352
17056.1%12.7016.60130.000.002.2527.8%1245
29660.0%8.7012.70135.000.103.9064.9%90130
26759.0%5.209.30140.001.455.5062.9%1126
39358.1%2.456.60145.003.807.7062.0%58
57457.1%0.454.60150.00–––––
252020.0%0.003.10155.00–––––
6127.8%0.001.70160.00–––––
14034.7%0.002.20165.0019.4023.3062.0%01
6041.5%0.002.15170.00–––––
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.