OPK Options History — December 2018

In December 2018, OPK traded between $2.45 and $3.74. ATM implied volatility averaged 70.7%, placing in the 34.6% IV rank vs the trailing year. The 30-day expected move averaged 22.0%. IV traded below realized volatility by 11.3% (HV 20d: 82.0%). Max pain ranged from $4.00 to $5.00. Net GEX was positive for 0 of 20 trading days. Term structure was in contango for 14 of 20 days. Put/call ratio averaged 11.49.

Notable Days

  • 2018-12-20: Highest Volume — 65,060 contracts
  • 2018-12-27: Largest IV spike — 52.8% change
  • 2018-12-31: Highest IV Rank — 41.9%
  • 2018-12-28: Largest Expected Move — 29.4%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$3.10$2.45$3.74$3.74$2.99
Max Pain$4.85$4.00$5.00$4.00$5.00
ATM IV70.7%52.7%83.9%68.0%83.9%
Expected Move22.0%17.8%29.4%17.8%24.3%
HV 20d82.0%58.7%116.2%114.5%107.8%
HV 60d89.4%85.4%99.0%90.3%99.0%
IV Rank34.6%24.6%41.9%33.0%41.9%
IV Percentile52.9%8.3%77.4%48.0%77.4%
Term Structure5.0%-7.2%30.2%-6.4%3.5%
VWIV69.7%47.8%99.9%59.6%81.2%
Skew 25d13.4%-16.9%73.2%11.8%11.7%
Skew 10d16.9%-19.9%122.0%-1.7%10.9%
Call IV 25d59.6%43.9%83.3%46.3%74.3%
Put IV 25d73.0%41.4%126.0%58.2%86.0%
Bid-Ask Spread %32.879.34126.8479.5936.29
Gamma HHI0.470.370.590.470.52
Net GEX-126.6K-168.3K-65.3K-143.9K-99.2K
Net DEX26.9M22.0M29.0M22.0M27.1M
Net VEX-79.8K-99.6K-54.0K-94.0K-84.7K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio11.490.0366.910.030.53
Total Volume12,636.8517565,0608004,578
Total OI253,214.15238,083269,459240,170239,952

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2018-12-03$3.74$4.0068.0%17.8%114.5%33.0%59.6%11.8%-6.4%-143.9K22.0M-94.0K0.0379.59N/AN/A78020133,287106,883
2018-12-04$3.53$4.0064.8%18.9%114.8%31.3%63.1%12.7%2.2%-127.2K22.5M-84.7K64.9794.92N/AN/A93260,555133,654106,883
2018-12-05$3.50$4.0069.0%19.6%114.2%33.6%67.8%1.4%1.3%-118.2K23.6M-79.0K66.91126.84N/AN/A90560,555133,654106,883
2018-12-06$3.23$5.0075.2%22.0%116.2%37.1%73.6%9.0%2.2%-158.1K28.2M-90.9K0.3813.73N/AN/A883332133,853128,379
2018-12-07$3.29$5.0061.4%21.4%111.6%29.4%71.3%6.1%1.1%-168.0K28.2M-92.1K26.1329.63N/AN/A1,17530,706134,311128,418
2018-12-10$3.29$5.0068.0%22.4%102.4%33.1%61.5%14.2%10.8%-168.3K28.5M-91.1K0.109.34N/AN/A16416133,786128,246
2018-12-11$3.32$5.0069.9%23.1%70.8%34.1%64.9%25.3%8.0%-167.6K28.4M-90.5K0.4415.44N/AN/A328143133,871128,048
2018-12-12$3.32$5.0068.4%20.6%64.4%33.3%63.4%29.9%-1.8%-159.5K28.7M-89.2K0.1920.68N/AN/A1,065202133,947128,067
2018-12-13$3.42$5.0064.6%19.9%61.1%31.2%68.1%24.4%5.3%-137.7K29.0M-89.4K0.2013.25N/AN/A1,052213134,620128,103
2018-12-14$3.29$5.0065.5%20.2%58.9%31.7%50.4%-9.4%7.5%-153.9K28.2M-87.2K0.5723.07N/AN/A1,138652134,635127,600
2018-12-17$3.18$5.0079.1%23.2%58.7%39.2%47.8%27.7%-7.2%-157.0K28.0M-81.0K1.1910.10N/AN/A8095134,325126,833
2018-12-18$3.03$5.0071.6%20.5%60.4%35.1%65.5%73.2%-0.5%-160.7K28.7M-69.7K7.3312.86N/AN/A2171,590134,559126,854
2018-12-19$2.85$5.0073.6%21.1%61.5%36.1%73.4%14.5%-1.1%-143.0K28.1M-63.9K2.4515.13N/AN/A6691,641134,636126,191
2018-12-20$2.72$5.0073.9%21.1%62.6%36.3%70.8%-13.1%1.2%-71.6K28.5M-54.0K50.4313.08N/AN/A1,26563,795134,532126,087
2018-12-21$2.58$5.0078.6%23.0%64.2%39.0%85.8%-16.9%-5.1%-74.7K28.2M-66.7K4.3426.59N/AN/A5612,433134,588134,871
2018-12-24$2.45$5.0068.2%24.9%65.2%33.1%83.5%23.9%18.3%-65.3K24.7M-65.2K1.2831.87N/AN/A8341,069113,334125,940
2018-12-26$2.50$5.0052.7%23.0%64.7%24.6%80.9%7.4%30.2%-65.3K25.3M-62.3K0.7915.94N/AN/A1,5541,228113,500124,583
2018-12-27$2.53$5.0080.5%23.3%61.4%40.0%61.3%15.4%1.7%-66.1K25.6M-61.5K1.0422.81N/AN/A1,1231,170113,471124,751
2018-12-28$3.21$5.0077.2%29.4%105.6%38.2%99.9%-1.6%28.9%-126.8K26.8M-99.6K0.5246.36N/AN/A4,6192,400113,613124,535
2018-12-31$2.99$5.0083.9%24.3%107.8%41.9%81.2%11.7%3.5%-99.2K27.1M-84.7K0.5336.29N/AN/A2,9861,592114,829125,123