OPK Options History — September 2011

In September 2011, OPK traded between $4.01 and $4.66. ATM implied volatility averaged 56.5%, placing in the 12.0% IV rank vs the trailing year. The 30-day expected move averaged 14.5%. IV traded above realized volatility by 11.8% (HV 20d: 44.7%). Max pain ranged from $5.00 to $5.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 15 of 21 days. Put/call ratio averaged 0.12.

Notable Days

  • 2011-09-14: Highest Volume — 2,550 contracts
  • 2011-09-06: Largest IV spike — 39.1% change
  • 2011-09-09: Highest IV Rank — 30.2%
  • 2011-09-06: Largest Expected Move — 21.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$4.37$4.01$4.66$4.04$4.33
Max Pain$5.00$5.00$5.00$5.00$5.00
ATM IV56.5%39.7%85.3%48.5%64.5%
Expected Move14.5%11.4%21.7%13.9%18.5%
HV 20d44.7%35.4%68.6%68.6%41.1%
HV 60d53.3%52.5%54.2%53.4%54.1%
IV Rank12.0%1.4%30.2%6.9%17.0%
IV Percentile23.2%1.2%64.0%8.8%38.5%
Term Structure7.1%-11.7%25.8%25.7%-11.7%
VWIV55.0%38.8%75.6%75.6%57.8%
Bid-Ask Spread %61.0313.75115.4717.2349.01
Gamma HHI0.980.961.000.970.99
Net GEX59.0K20.6K105.4K21.7K85.9K
Net DEX-1.2M-2.0M-525.9K-612.2K-1.7M
Net VEX-6.7K-8.8K-4.7K-5.1K-8.1K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.120.001.690.000.00
Total Volume429.095202,550166110
Total OI18,855.23811,06328,61123,80613,242

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2011-09-01$4.04$5.0048.5%13.9%68.6%6.9%0.0%0.0%25.7%21.7K-612.2K-5.1K0.0017.23N/AN/A166022,4021,404
2011-09-02$4.01$5.0053.5%15.3%68.6%10.1%0.0%0.0%21.1%20.6K-550.8K-4.9K0.0013.75N/AN/A55022,3481,404
2011-09-06$4.03$5.0074.4%21.7%56.1%23.3%75.6%0.0%-8.2%20.8K-525.9K-4.7K0.0065.82N/AN/A150022,4031,404
2011-09-07$4.17$5.0074.1%16.3%51.9%23.1%65.5%0.0%0.8%22.7K-607.4K-5.0K0.0076.10N/AN/A152022,4731,404
2011-09-08$4.18$5.0075.0%12.6%48.0%23.7%0.0%0.0%23.5%24.2K-578.7K-4.8K0.00109.79N/AN/A105022,5731,404
2011-09-09$4.18$5.0085.3%14.9%44.4%30.2%0.0%0.0%25.8%25.1K-543.3K-4.7K0.0091.23N/AN/A20022,6301,404
2011-09-12$4.42$5.0078.2%18.6%47.9%25.7%66.4%0.0%-0.3%27.1K-810.2K-5.4K0.0191.90N/AN/A356322,6441,404
2011-09-13$4.48$5.0083.5%17.9%47.6%29.0%61.0%0.0%-2.0%29.5K-803.4K-5.3K0.6570.80N/AN/A312022,6641,404
2011-09-14$4.50$5.0061.9%14.8%46.1%15.4%52.6%0.0%7.7%30.7K-813.0K-5.4K0.0082.89N/AN/A2,550022,6651,424
2011-09-15$4.52$5.0047.4%13.6%46.2%6.2%53.6%0.0%4.8%55.4K-1.2M-6.7K0.0369.00N/AN/A2,1265725,1511,424
2011-09-16$4.51$5.0040.4%11.6%36.6%1.8%38.8%0.0%7.4%82.7K-1.5M-7.7K0.1674.46N/AN/A2434027,1671,444
2011-09-19$4.66$5.0044.8%12.8%37.0%4.6%50.3%0.0%-0.8%88.2K-1.9M-8.0K0.0139.06N/AN/A8231010,646417
2011-09-20$4.53$5.0042.6%12.2%39.5%3.2%45.6%0.0%7.1%100.5K-2.0M-8.2K1.6952.48N/AN/A30151011,327427
2011-09-21$4.39$5.0039.7%11.4%35.8%1.4%45.7%0.0%1.7%78.3K-1.4M-7.8K0.0073.43N/AN/A34011,628937
2011-09-22$4.41$5.0043.5%12.5%35.8%3.8%0.0%0.0%16.3%77.8K-1.4M-8.0K0.00115.47N/AN/A57011,629937
2011-09-23$4.39$5.0043.9%12.6%36.0%4.0%0.0%0.0%6.2%77.7K-1.3M-7.7K0.0095.45N/AN/A357011,673937
2011-09-26$4.47$5.0047.1%13.5%35.4%6.0%0.0%0.0%21.7%80.3K-1.6M-8.3K0.0022.30N/AN/A20011,867937
2011-09-27$4.63$5.0040.0%11.5%35.9%1.5%0.0%0.0%6.2%105.4K-1.8M-8.8K0.0027.63N/AN/A140011,887937
2011-09-28$4.43$5.0042.8%12.3%39.9%3.3%46.7%0.0%7.8%98.7K-1.7M-8.4K0.0026.08N/AN/A50011,997937
2011-09-29$4.51$5.0055.4%15.9%40.2%11.3%57.8%0.0%-11.0%85.9K-1.6M-8.1K0.0017.77N/AN/A525012,017937
2011-09-30$4.33$5.0064.5%18.5%41.1%17.0%0.0%0.0%-11.7%85.9K-1.7M-8.1K0.0049.01N/AN/A110012,305937