OPK Options History — May 2018

In May 2018, OPK traded between $3.08 and $4.99. ATM implied volatility averaged 67.5%, placing in the 37.9% IV rank vs the trailing year. The 30-day expected move averaged 19.8%. IV traded below realized volatility by 23.4% (HV 20d: 90.9%). Max pain ranged from $3.00 to $4.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 9 of 22 days. Put/call ratio averaged 0.90.

Notable Days

  • 2018-05-09: Highest Volume — 24,614 contracts
  • 2018-05-18: Largest IV spike — 46.9% change
  • 2018-05-04: Highest IV Rank — 44.4%
  • 2018-05-03: Largest Expected Move — 23.3%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$3.88$3.08$4.99$3.09$3.87
Max Pain$3.91$3.00$4.00$3.00$4.00
ATM IV67.5%51.6%77.5%64.7%64.4%
Expected Move19.8%14.6%23.3%23.0%19.5%
HV 20d90.9%34.2%126.3%41.1%125.9%
HV 60d75.0%55.6%88.7%56.8%84.5%
IV Rank37.9%27.8%44.4%36.2%36.0%
IV Percentile82.2%52.4%96.0%82.5%76.6%
Term Structure-0.2%-4.9%9.3%-4.7%2.3%
VWIV69.5%51.3%82.9%79.9%73.1%
Skew 25d5.1%-8.7%26.7%14.8%8.9%
Skew 10d13.2%-44.3%57.2%23.4%7.7%
Call IV 25d65.1%40.3%80.3%61.4%64.2%
Put IV 25d70.2%58.7%88.6%76.2%73.1%
Bid-Ask Spread %34.1510.8976.5547.8221.77
Gamma HHI0.300.240.510.260.35
Net GEX210.1K69.9K547.3K69.9K257.3K
Net DEX-1.4M-15.3M7.0M7.0M-228.4K
Net VEX-131.8K-194.4K-73.6K-73.6K-134.5K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.900.173.813.810.67
Total Volume8,579.6823,64324,6145,7535,070
Total OI165,269.136144,653179,648144,653176,278

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2018-05-01$3.09$3.0064.7%23.0%41.1%36.2%79.9%14.8%-4.7%69.9K7.0M-73.6K3.8147.82N/AN/A1,1964,55796,09548,558
2018-05-02$3.12$3.0066.3%21.9%38.3%37.2%75.6%-0.5%-0.7%79.3K6.0M-85.1K3.2476.55N/AN/A1,4144,57996,12648,640
2018-05-03$3.08$4.0075.7%23.3%37.9%43.2%80.7%-8.7%-3.9%73.5K6.5M-78.2K3.2550.80N/AN/A1,3434,36096,49848,676
2018-05-04$3.15$4.0077.5%20.4%36.3%44.4%70.1%18.1%-2.3%76.1K5.4M-89.1K2.1135.05N/AN/A2,1334,49296,69048,648
2018-05-07$3.26$4.0071.0%20.0%35.4%40.3%82.9%13.9%-4.9%87.0K5.7M-90.9K0.3442.89N/AN/A4,9861,71797,40148,674
2018-05-08$3.25$4.0076.6%21.1%34.2%43.8%75.1%16.9%-4.7%96.4K5.2M-89.8K0.7450.92N/AN/A2,0971,546101,24549,301
2018-05-09$4.14$4.0068.9%19.7%91.5%38.9%68.1%1.8%-2.1%170.8K-2.5M-140.4K0.1735.00N/AN/A20,9563,658102,04749,344
2018-05-10$4.36$4.0059.2%16.5%91.1%32.6%57.9%5.3%-1.2%230.8K-6.1M-154.7K0.2943.27N/AN/A10,1992,927111,59651,006
2018-05-11$4.50$4.0058.1%18.2%90.9%31.9%57.9%26.7%9.3%220.3K-6.7M-159.1K0.2326.98N/AN/A7,2021,663111,85051,552
2018-05-14$4.80$4.0056.9%16.2%92.2%31.2%57.3%3.3%0.5%249.0K-9.8M-176.0K0.2155.85N/AN/A11,3332,335116,84850,173
2018-05-15$4.75$4.0061.5%17.6%92.8%34.1%62.9%0.6%1.9%330.1K-11.2M-184.1K0.3624.97N/AN/A6,5622,361124,29350,174
2018-05-16$4.99$4.0061.3%17.6%93.2%34.0%61.5%5.9%0.7%391.3K-15.3M-194.4K0.3110.89N/AN/A6,5172,032125,25848,933
2018-05-17$4.87$4.0051.6%14.6%93.5%27.8%51.3%3.3%3.8%547.3K-14.7M-186.3K0.3413.31N/AN/A6,3272,126130,37049,189
2018-05-18$3.95$4.0075.8%22.0%123.8%43.3%76.8%8.3%-4.0%216.3K-2.6M-144.0K0.3128.87N/AN/A13,7344,246130,60249,046
2018-05-21$3.71$4.0074.4%22.0%126.0%42.4%80.5%-7.9%-2.9%197.6K792.6K-130.7K0.3320.95N/AN/A7,6282,529123,77948,549
2018-05-22$3.74$4.0072.0%21.7%125.7%40.9%65.6%7.5%-1.7%219.1K-602.5K-135.1K0.4623.20N/AN/A4,5812,120127,31248,759
2018-05-23$3.65$4.0071.7%20.3%126.3%40.7%63.5%2.3%-0.3%209.5K741.2K-128.1K0.5055.74N/AN/A4,2712,120127,80848,853
2018-05-24$3.70$4.0071.5%19.2%126.2%40.5%67.7%4.7%2.0%214.8K897.6K-127.3K0.5515.45N/AN/A3,6932,033128,19948,958
2018-05-25$3.69$4.0069.9%19.8%126.2%39.5%74.9%-6.7%5.4%213.5K548.4K-128.5K0.6029.29N/AN/A3,5842,138128,83648,959
2018-05-29$3.72$4.0069.0%19.5%125.3%38.9%68.8%-7.2%-1.2%219.0K1.3M-130.7K0.5322.83N/AN/A3,3081,747126,53848,672
2018-05-30$3.88$4.0066.0%21.4%125.8%37.0%76.1%1.1%3.6%253.4K-983.4K-139.0K0.5118.94N/AN/A3,5231,810126,88648,702
2018-05-31$3.87$4.0064.4%19.5%125.9%36.0%73.1%8.9%2.3%257.3K-228.4K-134.5K0.6721.77N/AN/A3,0272,043127,48548,793