OPK Options History — May 2015

In May 2015, OPK traded between $13.88 and $18.04. ATM implied volatility averaged 43.8%, placing in the 20.2% IV rank vs the trailing year. The 30-day expected move averaged 12.4%. IV traded above realized volatility by 8.9% (HV 20d: 35.0%). Max pain ranged from $14.00 to $15.00. Net GEX was positive for 20 of 20 trading days. Term structure was in contango for 6 of 20 days. Put/call ratio averaged 1.14.

Notable Days

  • 2015-05-13: Highest Volume — 27,448 contracts
  • 2015-05-05: Largest IV spike — 11.5% change
  • 2015-05-05: Highest IV Rank — 31.3%
  • 2015-05-01: Largest Expected Move — 14.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$16.10$13.88$18.04$14.06$17.73
Max Pain$14.50$14.00$15.00$14.00$15.00
ATM IV43.8%37.9%53.7%47.9%42.5%
Expected Move12.4%10.7%14.0%14.0%12.2%
HV 20d35.0%25.0%43.0%25.0%36.1%
HV 60d32.2%29.3%34.0%32.4%33.5%
IV Rank20.2%13.6%31.3%24.8%18.7%
IV Percentile62.8%28.6%96.0%81.3%60.7%
Term Structure-1.4%-5.7%4.6%-2.6%0.6%
VWIV44.5%36.7%52.1%52.1%45.8%
Skew 25d4.4%-3.7%10.9%1.3%7.5%
Skew 10d7.1%-7.3%21.4%-7.3%18.9%
Call IV 25d43.8%36.2%51.6%49.1%43.2%
Put IV 25d48.3%38.4%57.7%50.3%50.7%
Bid-Ask Spread %84.3375.0095.1695.1690.20
Gamma HHI0.160.100.240.240.10
Net GEX649.5K472.5K1.1M536.2K518.4K
Net DEX-139.5M-194.7M-72.4M-76.3M-191.8M
Net VEX-924.3K-975.7K-845.0K-916.2K-930.6K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.140.123.022.191.06
Total Volume12,382.72,45827,44810,39112,498
Total OI309,742.4301,250324,366303,082324,366

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2015-05-01$14.06$14.0047.9%14.0%25.0%24.8%52.1%1.3%-2.6%536.2K-76.3M-916.2K2.1995.16N/AN/A3,2627,129178,302124,780
2015-05-04$14.27$14.0048.2%13.5%25.6%25.1%47.6%10.1%-1.5%619.9K-84.3M-913.4K0.5178.45N/AN/A1,633825177,336124,839
2015-05-05$13.88$14.0053.7%13.4%27.4%31.3%50.0%10.9%-3.8%606.9K-74.7M-919.8K2.8875.27N/AN/A2,6877,749178,314124,816
2015-05-06$13.98$14.0051.4%13.3%27.5%28.7%50.2%6.9%-1.6%579.3K-72.4M-936.4K3.0278.33N/AN/A2,7298,231178,995127,571
2015-05-07$14.13$14.0047.0%13.6%27.9%23.7%50.4%4.6%-2.8%610.9K-77.6M-920.2K2.1282.11N/AN/A2,6535,611179,182128,866
2015-05-08$14.13$14.0044.2%13.2%27.8%20.7%44.4%5.5%0.1%472.5K-76.7M-925.9K0.1283.22N/AN/A3,189398179,192128,952
2015-05-11$14.30$14.0045.2%12.9%27.5%21.8%43.8%9.4%-2.2%550.2K-79.5M-915.5K0.4783.26N/AN/A3,2591,548178,804128,738
2015-05-12$14.82$14.0042.9%11.3%29.6%19.2%42.3%-3.7%-5.5%949.5K-103.5M-845.0K0.8983.80N/AN/A4,4043,940180,743129,737
2015-05-13$15.70$14.0041.8%11.1%36.0%18.0%40.5%4.3%-5.2%1.1M-135.6M-913.9K0.1784.02N/AN/A23,3674,081181,532129,630
2015-05-14$16.67$14.0037.9%10.7%40.9%13.6%36.7%2.7%-2.6%842.9K-162.6M-895.5K0.3975.00N/AN/A13,8095,373173,078130,052
2015-05-15$16.93$15.0039.7%11.0%39.5%15.6%40.4%1.4%-3.8%685.8K-167.8M-922.6K0.7477.94N/AN/A11,9568,856172,318131,607
2015-05-18$17.30$15.0039.2%11.3%39.6%15.1%41.0%4.8%-5.7%695.1K-169.4M-949.6K0.3385.61N/AN/A5,3961,770170,258130,992
2015-05-19$17.35$15.0038.6%11.1%39.7%14.4%41.4%2.8%2.5%713.6K-175.7M-949.5K0.4887.90N/AN/A5,7012,724171,934132,069
2015-05-20$18.04$15.0041.8%12.0%41.1%18.0%43.5%1.2%-0.6%636.3K-194.6M-975.7K0.7684.86N/AN/A11,6358,793172,648134,188
2015-05-21$17.59$15.0043.3%12.2%43.0%19.6%41.9%2.3%4.6%723.4K-186.4M-958.3K1.3886.83N/AN/A7,94810,930176,546137,347
2015-05-22$17.77$15.0042.6%12.2%43.0%18.9%43.9%3.3%0.4%532.6K-190.8M-944.8K1.4586.41N/AN/A5,3337,713178,062141,426
2015-05-26$17.75$15.0045.2%13.4%40.8%21.7%45.8%1.6%-0.2%517.1K-188.2M-955.8K1.5288.76N/AN/A4,8897,423176,204140,710
2015-05-27$17.88$15.0042.4%13.0%40.8%18.6%46.2%1.8%-1.1%556.4K-194.7M-870.1K1.1989.63N/AN/A6,7918,072177,271141,562
2015-05-28$17.76$15.0041.2%13.2%40.6%17.3%42.9%10.1%2.8%520.9K-188.2M-926.8K1.1189.96N/AN/A6,3207,029177,642144,239
2015-05-29$17.73$15.0042.5%12.2%36.1%18.7%45.8%7.5%0.6%518.4K-191.8M-930.6K1.0690.20N/AN/A6,0536,445178,823145,543