OPK Options History — May 2014

In May 2014, OPK traded between $8.01 and $8.92. ATM implied volatility averaged 42.6%, placing in the 28.6% IV rank vs the trailing year. The 30-day expected move averaged 19.2%. IV traded above realized volatility by 9.1% (HV 20d: 33.5%). 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 20 of 21 days. Put/call ratio averaged 0.96.

Notable Days

  • 2014-05-21: Highest Volume — 14,911 contracts
  • 2014-05-15: Largest IV spike — 36.7% change
  • 2014-05-01: Highest IV Rank — 39.9%
  • 2014-05-22: Largest Expected Move — 20.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$8.40$8.01$8.92$8.39$8.62
Max Pain$8.00$8.00$8.00$8.00$8.00
ATM IV42.6%31.8%50.9%50.9%41.4%
Expected Move19.2%17.7%20.0%19.6%19.1%
HV 20d33.5%28.1%41.6%41.4%29.6%
HV 60d38.1%36.5%40.9%39.6%36.9%
IV Rank28.6%13.7%39.9%39.9%27.0%
IV Percentile24.0%9.9%42.1%42.1%19.8%
Term Structure5.8%-0.1%17.0%3.2%1.9%
VWIV65.0%58.4%77.8%69.1%58.4%
Skew 25d1.6%-4.3%7.3%-4.1%-4.3%
Skew 10d5.1%-12.5%34.5%-6.3%-12.5%
Call IV 25d47.5%40.2%57.9%52.2%45.6%
Put IV 25d49.1%41.0%59.0%48.1%41.3%
Bid-Ask Spread %30.4722.3940.3224.1936.48
Gamma HHI0.360.320.390.390.33
Net GEX422.2K275.3K628.2K378.9K503.1K
Net DEX68.3M59.5M78.3M60.6M78.3M
Net VEX-452.0K-519.1K-403.0K-467.1K-467.7K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.960.162.930.160.64
Total Volume5,257.811,09914,9112,1142,007
Total OI449,105429,676485,500429,676485,500

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2014-05-01$8.39$8.0050.9%19.6%41.4%39.9%69.1%-4.1%3.2%378.9K60.6M-467.1K0.1624.19N/AN/A1,822292251,097178,579
2014-05-02$8.26$8.0048.6%19.4%41.5%36.7%68.4%-2.3%2.9%384.6K61.3M-459.7K1.2828.27N/AN/A1,4291,825251,778178,844
2014-05-05$8.38$8.0049.0%19.9%41.1%37.4%0.0%1.7%11.2%381.9K59.5M-474.0K1.0829.57N/AN/A3,8964,200252,692180,296
2014-05-06$8.16$8.0049.7%19.8%41.6%38.2%77.8%0.0%3.5%367.7K63.4M-472.8K0.9324.32N/AN/A1,5351,421256,069183,791
2014-05-07$8.23$8.0048.6%19.4%40.0%36.7%59.8%4.7%7.8%358.6K61.7M-497.1K0.7324.40N/AN/A2,5861,898256,003184,080
2014-05-08$8.01$8.0047.1%20.0%39.5%34.7%65.8%1.6%8.7%327.3K71.8M-412.9K0.9522.39N/AN/A4,0793,885256,978185,668
2014-05-09$8.24$8.0048.1%19.3%38.8%36.1%73.8%0.2%7.3%324.7K69.2M-451.6K1.1824.20N/AN/A508600259,738188,425
2014-05-12$8.41$8.0032.3%19.7%37.9%14.5%62.0%0.3%7.8%412.0K64.0M-469.8K1.6526.74N/AN/A561924259,858188,856
2014-05-13$8.33$8.0034.6%19.4%31.9%17.6%69.9%2.4%7.8%371.9K67.7M-442.1K0.5026.63N/AN/A1,010507259,973188,868
2014-05-14$8.18$8.0031.8%19.0%31.4%13.7%63.1%4.8%10.8%295.9K68.3M-446.9K0.6623.38N/AN/A664435259,873188,977
2014-05-15$8.17$8.0043.4%19.3%30.6%29.7%60.9%7.3%17.0%275.3K70.2M-433.4K2.2324.27N/AN/A5871,311258,301188,171
2014-05-16$8.17$8.0044.1%19.5%29.4%30.6%72.5%2.9%10.0%314.5K72.1M-403.0K0.6733.44N/AN/A3,0352,047258,488187,823
2014-05-19$8.36$8.0042.8%19.7%28.7%28.8%63.5%1.3%3.7%436.5K69.5M-430.6K0.5535.81N/AN/A1,456803253,829181,490
2014-05-20$8.27$8.0044.5%19.1%28.8%31.1%64.5%0.1%2.0%435.4K69.6M-420.5K0.7440.05N/AN/A3,1242,313254,876182,088
2014-05-21$8.32$8.0040.6%19.7%28.1%25.7%64.3%0.8%1.7%446.9K70.1M-437.1K0.9937.42N/AN/A7,4787,433257,388184,386
2014-05-22$8.57$8.0038.0%20.0%29.7%22.2%60.5%6.3%4.8%493.3K76.3M-411.3K0.8538.86N/AN/A5,1654,404262,878190,137
2014-05-23$8.74$8.0040.7%17.8%28.8%26.0%63.5%4.0%-0.1%554.1K73.4M-449.2K0.3140.32N/AN/A5,6711,758267,329194,444
2014-05-27$8.92$8.0039.4%17.7%29.4%24.1%59.7%3.2%3.1%622.2K69.7M-449.9K0.4433.15N/AN/A7,1513,118267,935194,014
2014-05-28$8.89$8.0042.0%18.0%28.2%27.7%62.4%-1.7%2.8%628.2K67.9M-476.7K2.9334.00N/AN/A3,2149,405274,054196,660
2014-05-29$8.84$8.0038.1%18.0%28.2%22.4%60.5%5.3%4.1%553.9K70.5M-519.1K0.7831.96N/AN/A2,7232,134276,478204,493
2014-05-30$8.62$8.0041.4%19.1%29.6%27.0%58.4%-4.3%1.9%503.1K78.3M-467.7K0.6436.48N/AN/A1,224783278,873206,627