OPK Options History — October 2011

In October 2011, OPK traded between $4.10 and $5.50. ATM implied volatility averaged 52.7%, placing in the 10.2% IV rank vs the trailing year. The 30-day expected move averaged 15.4%. IV traded above realized volatility by 3.5% (HV 20d: 49.2%). Max pain ranged from $2.50 to $5.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 13 of 21 days. Put/call ratio averaged 0.32.

Notable Days

  • 2011-10-14: Highest Volume — 5,231 contracts
  • 2011-10-31: Largest IV spike — 35.2% change
  • 2011-10-19: Highest IV Rank — 19.2%
  • 2011-10-19: Largest Expected Move — 19.5%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$4.96$4.10$5.50$4.10$5.38
Max Pain$4.88$2.50$5.00$5.00$5.00
ATM IV52.7%27.5%68.0%48.4%37.2%
Expected Move15.4%7.9%19.5%13.9%10.7%
HV 20d49.2%42.2%53.4%45.9%42.2%
HV 60d56.1%53.2%57.3%55.1%53.5%
IV Rank10.2%0.0%19.2%6.8%5.7%
IV Percentile22.6%0.0%46.9%12.8%1.0%
Term Structure4.5%-10.4%22.7%-2.3%9.4%
VWIV54.4%27.5%68.0%48.4%42.2%
Bid-Ask Spread %55.8214.77100.1793.0360.77
Gamma HHI0.910.771.000.980.80
Net GEX105.8K47.2K219.4K47.9K57.7K
Net DEX-3.2M-6.3M-895.8K-895.8K-3.8M
Net VEX-10.1K-14.1K-5.9K-5.9K-14.1K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.320.002.150.020.07
Total Volume1,033.04805,231566369
Total OI16,335.42913,25221,73013,25218,611

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2011-10-03$4.10$5.0048.4%13.9%45.9%6.8%48.4%0.0%-2.3%47.9K-895.8K-5.9K0.0293.03N/AN/A5561012,315937
2011-10-04$4.31$5.0056.7%16.3%49.1%12.1%0.0%0.0%-10.4%76.5K-1.1M-6.5K0.0094.85N/AN/A52012,807933
2011-10-05$4.45$5.0044.1%12.6%48.9%4.1%0.0%0.0%14.6%93.6K-1.2M-7.0K0.0025.66N/AN/A10012,844933
2011-10-06$4.43$5.0056.4%16.2%49.0%11.9%0.0%0.0%3.4%90.9K-1.5M-7.5K0.0073.66N/AN/A439012,844933
2011-10-07$4.44$5.0054.7%17.0%49.0%10.8%0.0%0.0%-6.3%96.1K-1.4M-7.5K0.0091.88N/AN/A0013,137933
2011-10-10$4.54$5.0050.9%16.7%45.5%8.5%58.9%0.0%3.5%108.1K-1.7M-7.6K0.0092.23N/AN/A80013,137933
2011-10-11$4.55$5.0048.3%15.6%45.3%6.8%55.3%0.0%5.6%110.4K-1.6M-7.3K0.00100.17N/AN/A40013,145933
2011-10-12$4.81$5.0060.2%18.7%49.3%14.3%65.5%0.0%-2.7%150.0K-2.8M-8.7K0.0085.35N/AN/A499013,145933
2011-10-13$5.04$5.0062.8%18.0%51.6%15.9%62.9%0.0%2.5%166.7K-3.4M-8.9K0.3483.48N/AN/A1,60254513,199933
2011-10-14$5.15$2.5061.7%17.7%51.8%15.3%61.7%0.0%-0.3%196.7K-4.3M-8.9K0.3055.51N/AN/A4,0361,19514,5861,478
2011-10-17$5.17$5.0064.3%18.4%50.9%16.9%66.1%0.0%6.5%184.0K-4.7M-11.7K0.5527.55N/AN/A95252216,6072,639
2011-10-18$5.37$5.0065.6%18.8%50.6%17.7%66.0%0.0%0.8%138.2K-5.9M-12.2K0.0830.68N/AN/A1,80014417,1343,161
2011-10-19$5.19$5.0068.0%19.5%50.9%19.2%68.0%0.0%-1.1%219.4K-5.2M-12.6K0.3826.30N/AN/A75028217,5393,304
2011-10-20$5.26$5.0063.3%18.1%50.9%16.3%0.0%0.0%-2.6%166.7K-5.6M-12.4K0.1623.68N/AN/A64710517,7833,566
2011-10-21$5.40$5.0057.6%16.5%51.0%12.7%57.8%0.0%-0.8%54.6K-6.3M-12.1K2.1520.78N/AN/A28962118,0813,649
2011-10-24$5.39$5.0045.1%12.9%51.1%4.7%0.0%0.0%17.7%57.6K-3.3M-11.7K0.2043.81N/AN/A4909811,3243,651
2011-10-25$5.16$5.0051.3%14.7%53.4%8.7%50.8%0.0%7.0%47.2K-2.8M-12.3K0.3225.70N/AN/A2538111,6003,738
2011-10-26$5.23$5.0046.8%13.4%50.1%5.9%46.9%0.0%6.0%54.5K-2.7M-12.2K0.7631.69N/AN/A96673011,5533,789
2011-10-27$5.38$5.0036.1%10.3%50.5%0.0%37.5%0.0%21.6%50.0K-3.4M-12.5K0.9570.66N/AN/A1,3691,29712,1374,159
2011-10-28$5.50$5.0027.5%7.9%47.1%0.0%27.5%0.0%22.7%56.0K-4.0M-13.2K0.1214.77N/AN/A7729312,9755,006
2011-10-31$5.38$5.0037.2%10.7%42.2%5.7%42.2%0.0%9.4%57.7K-3.8M-14.1K0.0760.77N/AN/A3452413,5905,021