OPEN Options History — July 2021

In July 2021, OPEN traded between $14.10 and $17.15. ATM implied volatility averaged 71.8%, placing in the 54.0% IV rank vs the trailing year. The 30-day expected move averaged 21.2%. IV traded above realized volatility by 24.9% (HV 20d: 46.8%). Max pain ranged from $15.00 to $17.50. Net GEX was positive for 19 of 21 trading days. Term structure was in contango for 2 of 21 days. Put/call ratio averaged 0.39.

Notable Days

  • 2021-07-28: Highest Volume — 31,906 contracts
  • 2021-07-06: Largest IV spike — 10.7% change
  • 2021-07-28: Highest IV Rank — 62.4%
  • 2021-07-28: Largest Expected Move — 23.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$15.33$14.10$17.15$17.15$14.86
Max Pain$16.33$15.00$17.50$17.00$15.00
ATM IV71.8%60.3%82.3%61.4%81.3%
Expected Move21.2%17.3%23.6%17.6%23.3%
HV 20d46.8%42.0%49.6%47.3%48.3%
HV 60d68.3%62.2%73.9%73.7%63.7%
IV Rank54.0%44.8%62.4%45.7%61.7%
IV Percentile71.8%64.7%81.7%65.9%79.8%
Term Structure-3.0%-9.2%12.3%12.3%-9.2%
VWIV76.3%61.0%85.6%63.8%85.6%
Skew 25d-5.3%-9.5%-1.3%-5.5%-7.4%
Skew 10d-10.1%-24.7%-3.9%-9.0%-6.8%
Call IV 25d78.8%60.8%88.1%67.2%88.1%
Put IV 25d73.5%59.5%82.0%61.7%80.7%
Bid-Ask Spread %21.787.0060.968.877.00
Gamma HHI0.110.070.180.160.08
Net GEX1.1M-332.1K2.6M2.6M1.1M
Net DEX-33.1M-82.3M2.6M-82.3M-35.0M
Net VEX-700.9K-792.6K-643.2K-792.6K-740.6K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.390.111.070.110.38
Total Volume12,789.7622,37731,90611,2002,377
Total OI291,974.143263,616331,763281,534306,368

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2021-07-01$17.15$17.0061.4%17.6%47.3%45.7%63.8%-5.5%12.3%2.6M-82.3M-792.6K0.118.8710,0721,128210,24971,285
2021-07-02$16.86$17.0060.3%17.3%47.8%44.8%61.0%-1.3%11.2%2.4M-70.7M-764.1K0.437.558,0783,481212,88571,621
2021-07-06$17.04$17.5066.7%21.0%47.1%50.0%74.1%-4.7%-2.6%2.6M-75.5M-759.1K0.5410.806,6913,582214,73773,585
2021-07-07$16.07$17.5063.3%20.7%44.8%47.3%74.1%-3.0%-2.5%1.6M-45.2M-708.4K0.1919.2121,6074,209215,72475,845
2021-07-08$15.77$17.5064.6%21.1%44.8%48.3%74.6%-4.1%-2.9%1.2M-39.3M-710.0K0.2960.967,7642,287219,90678,328
2021-07-09$16.12$17.5061.7%20.8%45.2%45.9%73.2%-1.8%-3.9%1.5M-47.0M-724.5K0.9413.746,1615,800221,44080,561
2021-07-12$16.47$17.5067.9%20.7%46.1%51.0%73.6%-2.2%-2.3%1.8M-53.7M-732.3K0.2741.115,5551,475221,61084,222
2021-07-13$15.78$17.5065.1%20.7%48.3%48.7%73.2%-4.1%-2.5%694.0K-32.2M-690.6K0.7311.417,0025,092222,09084,138
2021-07-14$15.18$17.5071.7%20.6%46.2%54.0%73.2%-3.5%-2.1%-79.7K-13.8M-651.3K1.0717.049,37710,023223,41788,356
2021-07-15$14.91$17.5072.8%20.9%45.6%54.9%75.9%-4.5%-2.4%-332.1K-6.4M-656.4K0.5113.9313,5826,937226,75592,501
2021-07-16$14.28$16.0075.6%21.7%46.9%57.1%78.8%-7.6%-4.1%363.6K2.6M-649.4K0.2031.8820,6154,130236,07095,693
2021-07-19$14.15$16.0078.2%22.4%46.0%59.2%82.9%-5.7%-6.8%445.1K-10.9M-643.2K0.1836.847,5091,350188,99374,623
2021-07-20$14.72$16.0076.6%22.0%48.9%57.9%78.2%-6.2%-4.6%622.5K-21.4M-687.2K0.257.268,1252,015191,45074,467
2021-07-21$14.94$16.0074.5%21.4%49.1%56.3%75.9%-7.1%-4.4%700.0K-25.1M-698.2K0.2621.1713,7793,550195,00275,288
2021-07-22$14.59$15.0074.5%21.4%46.9%56.2%76.6%-5.7%-4.4%761.6K-20.1M-682.4K0.1615.646,063941203,93177,426
2021-07-23$14.36$15.0072.9%20.9%46.8%54.9%77.9%-9.5%-2.1%711.8K-18.1M-679.5K0.1424.775,315769204,42377,727
2021-07-26$14.10$15.0075.8%21.7%46.9%57.3%78.9%-7.9%-5.3%626.6K-11.3M-644.7K0.4311.723,9841,701204,42377,727
2021-07-27$14.30$15.0079.1%22.7%42.0%60.0%82.6%-5.9%-7.2%685.8K-16.1M-656.2K0.7641.195,6914,333206,58877,793
2021-07-28$15.28$15.0082.3%23.6%49.6%62.4%84.5%-5.7%-8.5%1.0M-39.0M-734.0K0.2441.7425,8066,100207,63978,635
2021-07-29$15.05$15.0080.8%23.1%49.1%61.2%83.8%-7.3%-8.9%978.8K-35.5M-713.5K0.1513.543,950579209,95377,983
2021-07-30$14.86$15.0081.3%23.3%48.3%61.7%85.6%-7.4%-9.2%1.1M-35.0M-740.6K0.387.001,721656224,35782,011