OPK Options History — September 2021

In September 2021, OPK traded between $3.48 and $3.88. ATM implied volatility averaged 88.7%, placing in the 36.4% IV rank vs the trailing year. The 30-day expected move averaged 19.5%. IV traded above realized volatility by 48.1% (HV 20d: 40.6%). Max pain ranged from $3.00 to $4.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 14 of 21 days. Put/call ratio averaged 0.28.

Notable Days

  • 2021-09-09: Highest Volume — 21,164 contracts
  • 2021-09-09: Largest IV spike — 274.5% change
  • 2021-09-28: Highest IV Rank — 77.3%
  • 2021-09-14: Largest Expected Move — 26.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$3.71$3.48$3.88$3.83$3.67
Max Pain$3.12$3.00$4.00$4.00$3.00
ATM IV88.7%28.7%181.4%128.8%72.7%
Expected Move19.5%12.3%26.2%15.6%25.0%
HV 20d40.6%32.7%48.0%34.6%40.9%
HV 60d46.1%44.3%47.3%45.4%44.3%
IV Rank36.4%10.0%77.3%54.1%29.3%
IV Percentile48.2%1.6%98.0%89.7%29.8%
Term Structure25.7%-95.7%235.8%20.8%50.9%
VWIV64.4%39.4%101.1%54.6%54.6%
Skew 25d15.2%-96.3%242.9%72.6%-5.2%
Skew 10d17.7%-58.5%161.9%19.2%-11.6%
Call IV 25d81.5%39.6%175.7%53.2%61.9%
Put IV 25d96.7%21.8%329.6%125.8%56.7%
Bid-Ask Spread %90.4864.01114.4284.3496.11
Gamma HHI0.290.250.380.380.25
Net GEX293.7K180.9K488.9K432.9K234.5K
Net DEX-11.1M-16.4M-7.0M-12.6M-11.6M
Net VEX-142.2K-164.0K-123.4K-141.4K-146.9K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.280.011.890.220.84
Total Volume4,237.1998621,1649971,341
Total OI232,519212,396247,956235,506224,044

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2021-09-01$3.83$4.00128.8%15.6%34.6%54.1%54.6%72.6%20.8%432.9K-12.6M-141.4K0.2284.34N/AN/A816181183,88651,620
2021-09-02$3.88$3.0091.6%19.0%32.7%37.7%68.7%-96.3%25.1%488.9K-16.4M-164.0K1.89114.42N/AN/A1,9853,743184,95951,665
2021-09-03$3.70$3.00106.8%22.7%36.2%44.4%69.1%-58.5%30.7%329.6K-10.6M-137.2K0.10105.33N/AN/A2,288234185,38651,790
2021-09-07$3.60$3.0096.0%24.7%36.7%39.6%101.1%-44.8%-54.1%314.0K-11.4M-151.2K0.1899.33N/AN/A3,129548183,44354,051
2021-09-08$3.56$3.0028.7%24.9%36.8%10.0%67.1%-43.7%56.2%229.4K-7.6M-137.7K0.0988.53N/AN/A90383184,19154,651
2021-09-09$3.68$3.50107.5%18.5%38.8%44.7%73.9%-87.1%-95.7%313.2K-10.7M-142.0K0.0189.46N/AN/A20,940224186,12454,897
2021-09-10$3.55$3.5082.0%20.5%40.8%33.4%70.5%134.0%-24.7%267.1K-9.1M-138.6K0.1688.40N/AN/A1,783291186,23354,951
2021-09-13$3.58$3.5079.2%25.6%40.9%32.2%77.5%11.0%11.7%302.7K-9.9M-137.6K0.1264.01N/AN/A2,982352187,74654,732
2021-09-14$3.48$3.0087.6%26.2%41.8%35.9%81.0%24.0%102.5%180.9K-7.0M-136.1K0.1388.57N/AN/A2,049272188,52354,992
2021-09-15$3.71$3.0082.4%23.6%48.0%33.6%76.9%6.9%-61.1%404.9K-11.0M-136.0K0.1571.40N/AN/A5,215781190,86755,131
2021-09-16$3.81$3.0055.3%12.3%47.5%21.7%63.5%2.3%50.6%233.9K-12.8M-155.9K0.1274.74N/AN/A4,317522190,97255,180
2021-09-17$3.84$3.0072.8%24.9%46.5%29.4%45.5%38.9%-10.2%218.4K-10.0M-129.5K0.8081.68N/AN/A2,7832,222192,55055,406
2021-09-20$3.77$3.0096.1%17.1%45.0%39.7%64.5%2.8%8.6%274.3K-11.8M-145.0K0.0874.89N/AN/A8,315700160,36652,030
2021-09-21$3.80$3.0044.6%14.1%40.7%17.0%56.8%24.5%-24.7%310.3K-13.2M-147.6K0.1093.92N/AN/A2,281229162,31653,986
2021-09-22$3.80$3.0049.3%15.5%40.5%19.0%57.2%-5.0%75.4%320.6K-12.1M-138.2K0.1998.50N/AN/A2,140413167,91954,143
2021-09-23$3.84$3.00140.7%17.4%40.6%59.3%57.3%56.2%34.1%361.9K-13.8M-144.5K0.0491.05N/AN/A3,020135169,42054,321
2021-09-24$3.78$3.0075.3%18.1%40.9%30.5%64.4%-90.5%-42.3%243.5K-11.6M-140.0K0.2494.35N/AN/A1,570384170,59954,609
2021-09-27$3.72$3.00100.6%16.6%40.6%41.6%53.6%89.7%105.3%264.5K-11.8M-148.6K0.0889.34N/AN/A3,952320166,86853,716
2021-09-28$3.67$3.00181.4%14.7%40.8%77.3%54.2%242.9%44.7%252.1K-11.3M-144.0K0.27100.62N/AN/A1,076291167,11954,062
2021-09-29$3.65$3.0082.9%13.4%40.8%33.8%39.4%43.8%235.8%190.0K-7.6M-123.4K0.02111.00N/AN/A4,07992169,10954,326
2021-09-30$3.67$3.0072.7%25.0%40.9%29.3%54.6%-5.2%50.9%234.5K-11.6M-146.9K0.8496.11N/AN/A727614169,52754,517