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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 · REGN

As of 2026-07-09
Put/Call Volume Ratio
1.45
Put-dominant · hedging/bearish
Put/Call OI Ratio
0.90
Cumulative positioning sentiment
Front-month ATM Implied Volatility
41.5%
Market-expected move
Contracts / Expirations
730
12 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––410.000.004.80283.4%7233
–––––420.000.004.80269.8%047
–––––440.000.004.80244.4%070
10242.5%184.20192.00480.00–––––
10227.8%174.20182.00490.00–––––
101.5%163.00172.00500.00–––––
101.5%113.10121.90550.000.004.80119.5%02
50136.1%104.20112.00560.000.002.00109.8%02
901.5%93.60102.00570.000.004.8099.0%01
101.5%88.0097.00575.00–––––
–––––580.000.004.8089.3%017
–––––590.000.004.8079.5%02
–––––595.000.004.8074.7%02
201.5%63.1072.10600.000.001.0068.8%035
201.5%61.0070.00602.500.004.8066.9%01
–––––605.000.004.8063.9%02
1501.5%53.1062.00610.000.004.8059.0%02
–––––615.000.004.8054.2%06
801.5%43.3052.00620.000.004.8049.3%08
–––––622.500.004.8047.3%01
3051.2%39.1047.00625.000.052.3091.2%01
3058.1%36.5044.80627.50–––––
62051.2%34.2042.00630.000.004.8039.5%02
201.5%31.0039.90632.500.004.8037.6%013
6148.3%29.3037.00635.000.004.8034.7%055
80053.2%26.7035.00637.500.004.8032.7%062
20038.6%24.2032.00640.000.055.2085.4%013
3137.6%19.4027.00645.000.004.8024.9%13
41044.4%14.9023.00650.000.004.5020.0%04
5036.6%10.0018.00655.000.057.8064.9%03
8039.5%6.8014.00660.000.057.8052.2%15
36136.6%2.4011.00665.001.056.9038.6%03
8141.5%0.309.30670.001.9510.0035.6%02
3251.2%0.058.40675.005.3014.0038.6%01
2153.2%0.055.80680.00–––––
18018.1%0.004.80685.00–––––
4023.0%0.004.80690.00–––––
1027.8%0.004.80695.00–––––
68032.7%0.001.60700.00–––––
1036.6%0.004.80705.00–––––
3041.5%0.002.00710.00–––––
8073.7%0.001.30750.00–––––
70197.6%0.004.80940.00–––––
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.