OPK Options History — April 2014

In April 2014, OPK traded between $8.05 and $9.71. ATM implied volatility averaged 51.0%, placing in the 40.1% IV rank vs the trailing year. The 30-day expected move averaged 19.1%. IV traded above realized volatility by 9.6% (HV 20d: 41.5%). Max pain ranged from $8.00 to $8.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 18 of 21 days. Put/call ratio averaged 1.14.

Notable Days

  • 2014-04-01: Highest Volume — 15,388 contracts
  • 2014-04-03: Largest IV spike — 13.3% change
  • 2014-04-15: Highest IV Rank — 48.7%
  • 2014-04-23: Largest Expected Move — 20.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$8.73$8.05$9.71$9.71$8.27
Max Pain$8.00$8.00$8.00$8.00$8.00
ATM IV51.0%46.0%57.3%46.0%46.3%
Expected Move19.1%17.5%20.7%18.1%20.0%
HV 20d41.5%35.4%45.6%38.7%40.7%
HV 60d39.6%37.0%42.1%37.3%39.6%
IV Rank40.1%33.2%48.7%33.2%33.6%
IV Percentile44.9%28.2%65.1%29.8%28.2%
Term Structure3.3%-1.3%9.8%9.8%6.7%
VWIV65.0%30.0%77.0%63.1%77.0%
Skew 25d-0.3%-11.9%9.0%3.1%-3.7%
Skew 10d-3.3%-27.8%21.4%0.6%-4.8%
Call IV 25d53.7%44.4%60.3%48.8%49.5%
Put IV 25d53.4%42.9%60.9%51.9%45.9%
Bid-Ask Spread %24.2519.0330.0427.4526.86
Gamma HHI0.400.320.450.440.38
Net GEX436.7K302.6K642.7K629.8K373.1K
Net DEX39.0M13.1M57.4M13.1M57.4M
Net VEX-541.0K-653.2K-457.5K-623.4K-475.4K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.140.115.510.800.90
Total Volume5,883.7141,25515,38815,3888,256
Total OI402,569.095382,004422,334382,004422,334

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2014-04-01$9.71$8.0046.0%18.1%38.7%33.2%63.1%3.1%9.8%629.8K13.1M-623.4K0.8027.45N/AN/A8,5316,857228,838153,166
2014-04-02$9.60$8.0046.2%18.6%38.9%33.5%63.6%3.1%4.9%612.1K15.8M-642.6K1.0524.01N/AN/A1,5261,597233,563157,781
2014-04-03$9.49$8.0052.4%18.2%35.4%41.9%59.3%0.3%-1.3%580.9K17.5M-630.9K0.7722.28N/AN/A2,4761,896232,587157,256
2014-04-04$9.19$8.0051.2%18.1%36.7%40.3%73.7%-3.3%1.9%556.6K22.3M-625.3K1.2723.35N/AN/A1,3131,674234,133158,340
2014-04-07$9.24$8.0053.2%17.5%36.7%43.0%60.8%3.8%3.9%496.1K34.2M-533.6K1.4223.37N/AN/A1,6882,390234,815159,553
2014-04-08$9.50$8.0047.9%19.1%37.7%35.8%62.8%6.0%2.7%613.3K23.7M-603.6K1.1624.81N/AN/A4,3395,018235,717160,888
2014-04-09$9.67$8.0050.0%17.9%36.8%38.7%30.0%3.0%6.1%642.7K18.0M-653.2K0.1126.22N/AN/A1,982216239,308164,988
2014-04-10$9.21$8.0050.2%17.8%40.8%38.9%74.9%-0.8%4.6%490.7K30.5M-592.6K0.9122.65N/AN/A3,4923,189239,720165,082
2014-04-11$8.87$8.0052.0%19.9%40.4%41.4%63.5%-5.7%3.1%400.0K37.7M-587.6K0.5726.50N/AN/A3,0061,724242,570167,945
2014-04-14$8.37$8.0053.1%19.1%42.4%43.0%61.9%-4.5%5.2%302.6K47.7M-533.5K0.8329.16N/AN/A4,1863,459244,050169,162
2014-04-15$8.17$8.0057.3%20.1%42.7%48.7%68.8%0.5%1.4%303.9K53.1M-502.1K0.7524.86N/AN/A3,6912,762245,241171,663
2014-04-16$8.33$8.0052.7%19.3%43.7%42.4%68.4%-3.3%3.9%343.5K49.1M-524.8K1.8223.44N/AN/A1,7603,211246,126171,596
2014-04-17$8.14$8.0051.1%19.9%44.0%40.1%65.7%-3.0%4.6%317.9K53.7M-508.4K1.0723.43N/AN/A2,7012,881246,846172,596
2014-04-21$8.38$8.0052.0%19.1%44.9%41.4%61.8%1.5%-0.0%374.6K46.4M-485.7K0.5130.04N/AN/A1,302666232,444161,358
2014-04-22$8.31$8.0052.7%20.6%44.9%42.3%74.1%0.4%0.9%365.0K47.3M-479.9K5.5124.10N/AN/A5673,123233,175161,761
2014-04-23$8.16$8.0052.2%20.7%45.1%41.7%71.4%-1.6%3.6%354.0K50.0M-460.6K0.8219.75N/AN/A689566233,437162,099
2014-04-24$8.24$8.0050.8%19.4%45.0%39.8%67.6%-11.9%1.7%362.8K47.4M-479.9K0.9219.74N/AN/A2,3962,194233,903162,486
2014-04-25$8.05$8.0052.3%19.4%45.5%41.8%63.5%9.0%3.2%331.1K52.6M-457.5K0.8622.96N/AN/A3,3412,886236,033164,506
2014-04-28$8.08$8.0050.9%19.4%45.6%39.9%68.1%3.6%-0.3%347.1K52.4M-465.7K1.0219.03N/AN/A3,3293,394239,053166,826
2014-04-29$8.31$8.0051.3%19.2%44.3%40.4%66.0%-2.7%1.6%372.8K49.5M-495.5K0.8525.15N/AN/A7,1906,094241,180169,826
2014-04-30$8.27$8.0046.3%20.0%40.7%33.6%77.0%-3.7%6.7%373.1K57.4M-475.4K0.9026.86N/AN/A4,3503,906247,218175,116