OPEN Options History — December 2023

In December 2023, OPEN traded between $3.31 and $4.72. ATM implied volatility averaged 90.1%, placing in the 5.5% IV rank vs the trailing year. The 30-day expected move averaged 25.6%. IV traded above realized volatility by 1.6% (HV 20d: 88.5%). Max pain ranged from $2.00 to $3.00. Net GEX was positive for 20 of 20 trading days. Term structure was in contango for 13 of 20 days. Put/call ratio averaged 0.29.

Notable Days

  • 2023-12-14: Highest Volume — 99,134 contracts
  • 2023-12-04: Largest IV spike — 5.8% change
  • 2023-12-04: Highest IV Rank — 7.8%
  • 2023-12-01: Largest Expected Move — 26.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$4.01$3.31$4.72$3.31$4.50
Max Pain$2.70$2.00$3.00$2.00$3.00
ATM IV90.1%86.6%92.8%87.7%88.6%
Expected Move25.6%23.5%26.7%26.7%23.5%
HV 20d88.5%68.0%104.2%81.9%104.2%
HV 60d92.0%87.8%95.8%89.3%90.6%
IV Rank5.5%2.5%7.8%3.4%4.2%
IV Percentile10.0%2.8%16.7%4.4%7.5%
Term Structure0.7%-3.1%5.2%2.1%0.6%
VWIV90.6%83.5%94.3%92.5%83.5%
Skew 25d0.5%-3.7%5.9%2.3%0.0%
Skew 10d0.8%-12.4%10.1%8.1%0.6%
Call IV 25d91.8%85.9%96.5%88.5%90.5%
Put IV 25d92.3%89.5%95.7%90.8%90.5%
Bid-Ask Spread %5.313.918.255.224.62
Gamma HHI0.240.210.420.220.25
Net GEX712.7K441.8K1.1M441.8K837.2K
Net DEX-69.9M-96.5M-46.7M-46.7M-83.3M
Net VEX-290.8K-317.8K-255.7K-255.7K-302.3K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.290.080.620.150.42
Total Volume25,082.75,97499,13428,53512,516
Total OI499,915.25473,022534,365476,921513,384

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2023-12-01$3.31$2.0087.7%26.7%81.9%3.4%92.5%2.3%2.1%441.8K-46.7M-255.7K0.155.2224,8643,671364,362112,559
2023-12-04$3.42$2.5092.8%26.5%79.5%7.8%93.0%4.1%1.0%507.4K-47.7M-264.2K0.324.3712,5524,069364,717108,305
2023-12-05$3.38$2.5091.7%25.4%75.9%6.9%91.3%-0.1%0.3%507.5K-47.7M-264.8K0.514.718,2514,168370,026110,453
2023-12-06$3.46$2.5088.8%25.5%75.7%4.3%90.9%-0.9%4.7%527.4K-51.1M-268.1K0.258.2515,0393,709373,034113,218
2023-12-07$3.54$2.5090.5%26.1%75.6%5.8%92.2%0.5%2.6%549.9K-53.2M-274.0K0.303.935,5991,686374,519114,085
2023-12-08$3.66$2.5088.8%25.7%68.0%4.3%89.4%0.1%2.1%582.5K-58.8M-275.1K0.115.1823,7972,685376,552114,684
2023-12-11$3.60$2.5090.8%25.5%69.9%6.0%90.3%3.4%-3.1%575.8K-54.5M-266.7K0.334.749,1562,976367,502110,348
2023-12-12$3.46$2.5086.6%24.7%70.6%2.5%88.2%4.0%-0.4%550.2K-48.5M-259.4K0.195.6813,1072,542370,875112,687
2023-12-13$4.13$2.5089.4%25.3%82.2%4.9%89.5%5.9%-2.1%704.2K-77.2M-294.4K0.087.5556,1104,696376,908114,216
2023-12-14$4.55$2.5092.5%26.0%84.0%7.6%92.0%-1.5%-2.8%804.6K-96.5M-314.5K0.296.7876,89422,240388,681116,822
2023-12-15$4.04$2.5091.8%26.0%97.5%7.0%93.1%-1.7%-2.4%1.1M-72.9M-299.3K0.315.3627,7258,655403,185131,180
2023-12-18$4.06$3.0090.0%25.6%97.8%5.4%91.5%-3.7%1.5%669.0K-69.8M-300.8K0.325.4117,8015,657386,589116,816
2023-12-19$4.33$3.0091.3%26.1%98.6%6.6%91.3%-3.5%-0.6%779.1K-81.1M-313.4K0.323.9116,7965,401391,334119,062
2023-12-20$4.04$3.0092.5%26.5%100.0%7.6%94.3%-2.3%-1.1%677.9K-68.5M-302.7K0.205.8516,4363,321394,957121,159
2023-12-21$4.14$3.0089.1%25.4%99.9%4.6%90.4%2.0%2.3%714.6K-72.4M-300.3K0.344.074,4481,526397,007121,850
2023-12-22$4.56$3.0090.6%25.9%102.3%5.9%89.9%-0.7%1.2%982.2K-91.6M-317.7K0.185.6935,2416,379398,317121,936
2023-12-26$4.67$3.0090.7%25.8%101.8%6.0%89.9%1.0%2.6%921.0K-92.2M-317.8K0.625.0610,9286,807389,403115,556
2023-12-27$4.72$3.0090.3%25.6%101.7%5.7%90.0%0.6%0.4%914.6K-94.0M-316.4K0.395.3010,2913,990390,839118,447
2023-12-28$4.64$3.0087.6%25.1%102.6%3.3%89.4%-0.2%5.2%857.9K-90.5M-308.5K0.244.477,9941,931391,903120,828
2023-12-29$4.50$3.0088.6%23.5%104.2%4.2%83.5%0.0%0.6%837.2K-83.3M-302.3K0.424.628,8303,686391,763121,621